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broadcast, television, supplies, remote control TV RAFENA, East-Germany, East-Germany, East Germany, GDR, DDR, tethered, non-wireless, cable, cables, cardboard box, unboxed, carton, cartons, packing, packings, remote controls, attachment, attachments, accessory unit, accessory units, peripheral, peripheral device, peripherals, peripheral devices, accessory part, change over switch, change over switches, remote control, distant control, commander, stills, object, objects, 20th century, historic, historical, Additional-Rights-Clearences-Not Available Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-broadcast-television-supplies-remote-control-tv-rafena-east-germany-111309213.htmlRMGD2G11–broadcast, television, supplies, remote control TV RAFENA, East-Germany, East-Germany, East Germany, GDR, DDR, tethered, non-wireless, cable, cables, cardboard box, unboxed, carton, cartons, packing, packings, remote controls, attachment, attachments, accessory unit, accessory units, peripheral, peripheral device, peripherals, peripheral devices, accessory part, change over switch, change over switches, remote control, distant control, commander, stills, object, objects, 20th century, historic, historical, Additional-Rights-Clearences-Not Available
. The Street railway journal . FIGS. 4 AND 5-STANDARD SINGLE TRUCK CARS, MANCHESTER CORPORATION at the same level as the switchboards in the existing sta-tion, which controls the two main 3750-kw units, fourteenhigh-tension feeders, and the two 200-kw exciter sets. Onthe top platform are the main bus-bars for lighting andtraction, and the change-over switches for enabling a ma-chine to be run on either set of bars, while on the bottomplatform the main fuses are placed in duplicate. Furtheralong, on the middle or main platform, are the auxiliarylighting and power boards, each controlling twenty Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-street-railway-journal-figs-4-and-5-standard-single-truck-cars-manchester-corporation-at-the-same-level-as-the-switchboards-in-the-existing-sta-tion-which-controls-the-two-main-3750-kw-units-fourteenhigh-tension-feeders-and-the-two-200-kw-exciter-sets-onthe-top-platform-are-the-main-bus-bars-for-lighting-andtraction-and-the-change-over-switches-for-enabling-a-ma-chine-to-be-run-on-either-set-of-bars-while-on-the-bottomplatform-the-main-fuses-are-placed-in-duplicate-furtheralong-on-the-middle-or-main-platform-are-the-auxiliarylighting-and-power-boards-each-controlling-twenty-image371924879.htmlRM2CH2HYB–. The Street railway journal . FIGS. 4 AND 5-STANDARD SINGLE TRUCK CARS, MANCHESTER CORPORATION at the same level as the switchboards in the existing sta-tion, which controls the two main 3750-kw units, fourteenhigh-tension feeders, and the two 200-kw exciter sets. Onthe top platform are the main bus-bars for lighting andtraction, and the change-over switches for enabling a ma-chine to be run on either set of bars, while on the bottomplatform the main fuses are placed in duplicate. Furtheralong, on the middle or main platform, are the auxiliarylighting and power boards, each controlling twenty
technics, electrical engineering, change over switch of Paul-Gustave Froment, scheme, wood engraving, ARTIST'S COPYRIGHT HAS NOT TO BE CLEARED Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/technics-electrical-engineering-change-over-switch-of-paul-gustave-froment-scheme-wood-engraving-artists-copyright-has-not-to-be-cleared-image558184996.htmlRM2RC3EJC–technics, electrical engineering, change over switch of Paul-Gustave Froment, scheme, wood engraving, ARTIST'S COPYRIGHT HAS NOT TO BE CLEARED
Sunset or rise over Detroit area Multi track switches Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-sunset-or-rise-over-detroit-area-multi-track-switches-136373095.htmlRFHWT97K–Sunset or rise over Detroit area Multi track switches
mail, telephone, telephone exchange, telephone switchboard, wood engraving, London, 1880, Artist's Copyright has not to be cleared Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/mail-telephone-telephone-exchange-telephone-switchboard-wood-engraving-london-1880-artists-copyright-has-not-to-be-cleared-image240733362.htmlRMRYJ9T2–mail, telephone, telephone exchange, telephone switchboard, wood engraving, London, 1880, Artist's Copyright has not to be cleared
Television aerials on a rooftop in Brighton as Britain gradually switches over to Digital transmitters Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-television-aerials-on-a-rooftop-in-brighton-as-britain-gradually-switches-43251677.htmlRMCEA7XN–Television aerials on a rooftop in Brighton as Britain gradually switches over to Digital transmitters
broadcast, radio, technique, symbol image, Made in Germany, reverse side of an old Siemens radio, ADDITIONAL-RIGHTS-CLEARANCE-INFO-NOT-AVAILABLE Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/broadcast-radio-technique-symbol-image-made-in-germany-reverse-side-of-an-old-siemens-radio-additional-rights-clearance-info-not-available-image431538156.htmlRM2G22790–broadcast, radio, technique, symbol image, Made in Germany, reverse side of an old Siemens radio, ADDITIONAL-RIGHTS-CLEARANCE-INFO-NOT-AVAILABLE
. Electronic apparatus for biological research . (a) (b) (c) Figure 34.14 Operation of ordinary relay on a.c. Mercury relays For very high currents mercury switches {Figure 34.15) have many advan- tages over solid contacts. Thus with a tube about 1 in. long, 250 V 15 amps can safely be switched by a tilting movement of about 10 degrees. Various contact combinations—make, break, change-over and make-before-break— are available, and time-lags of up to three minutes can be arranged by using constricted tubes. While complete assemblies of relay mechanism and mercury switch are commercially availab Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/electronic-apparatus-for-biological-research-a-b-c-figure-3414-operation-of-ordinary-relay-on-ac-mercury-relays-for-very-high-currents-mercury-switches-figure-3415-have-many-advan-tages-over-solid-contacts-thus-with-a-tube-about-1-in-long-250-v-15-amps-can-safely-be-switched-by-a-tilting-movement-of-about-10-degrees-various-contact-combinationsmake-break-change-over-and-make-before-break-are-available-and-time-lags-of-up-to-three-minutes-can-be-arranged-by-using-constricted-tubes-while-complete-assemblies-of-relay-mechanism-and-mercury-switch-are-commercially-availab-image178412556.htmlRMMA7B10–. Electronic apparatus for biological research . (a) (b) (c) Figure 34.14 Operation of ordinary relay on a.c. Mercury relays For very high currents mercury switches {Figure 34.15) have many advan- tages over solid contacts. Thus with a tube about 1 in. long, 250 V 15 amps can safely be switched by a tilting movement of about 10 degrees. Various contact combinations—make, break, change-over and make-before-break— are available, and time-lags of up to three minutes can be arranged by using constricted tubes. While complete assemblies of relay mechanism and mercury switch are commercially availab
. The Street railway journal . HIGH-TENSION SWITCHBOARD AT SUB-STATION S. P. change-over switch, a Garton lightning arrester andchoking coil being behind. The change-over switches are chiefly for burning out a faultin one of the feeders, by cutting out the others or for discon-necting a sub-station. Other panels control lighting switchesand motors, and a further board carries the Board of Tradeinstruments. 504 STREET RAILWAY JOURNAL. [Vol. XXIII. No. 14.. ation is .36 in. between conductors, and .26 in. between con-ductors and the lead sheath. This latter lessened thick-ness is accounted for b Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-street-railway-journal-high-tension-switchboard-at-sub-station-s-p-change-over-switch-a-garton-lightning-arrester-andchoking-coil-being-behind-the-change-over-switches-are-chiefly-for-burning-out-a-faultin-one-of-the-feeders-by-cutting-out-the-others-or-for-discon-necting-a-sub-station-other-panels-control-lighting-switchesand-motors-and-a-further-board-carries-the-board-of-tradeinstruments-504-street-railway-journal-vol-xxiii-no-14-ation-is-36-in-between-conductors-and-26-in-between-con-ductors-and-the-lead-sheath-this-latter-lessened-thick-ness-is-accounted-for-b-image376028584.htmlRM2CRNG88–. The Street railway journal . HIGH-TENSION SWITCHBOARD AT SUB-STATION S. P. change-over switch, a Garton lightning arrester andchoking coil being behind. The change-over switches are chiefly for burning out a faultin one of the feeders, by cutting out the others or for discon-necting a sub-station. Other panels control lighting switchesand motors, and a further board carries the Board of Tradeinstruments. 504 STREET RAILWAY JOURNAL. [Vol. XXIII. No. 14.. ation is .36 in. between conductors, and .26 in. between con-ductors and the lead sheath. This latter lessened thick-ness is accounted for b
Television aerials on a rooftop in Brighton as Britain gradually switches over to Digital transmitters Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-television-aerials-on-a-rooftop-in-brighton-as-britain-gradually-switches-43251693.htmlRMCEA7Y9–Television aerials on a rooftop in Brighton as Britain gradually switches over to Digital transmitters
Wayside pictures, hymns, and poems . EPISTLES AND LOCAL LYRICS.. BUT ALL THINGSWILL CHANGE. (an epistle to mybkotiiee.) HOST of bad omens, too direful to name.Have been lashing tlie bard with their switches of flame.Last evening,returning from work rather late.With a scar in my hand, and a rhj*me in my pate, A raven flew heavily over my head. And gave such a croak that I staggered with dread. 0 fell Superstition ! how long wilt thou stay ?Spread thy scaly black wing, and fly far, far away! And, brother, last Friday,—unlucky for me!— 1 saw a dread magpie alone on a tree. I kept on and whistled, Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/wayside-pictures-hymns-and-poems-epistles-and-local-lyrics-but-all-thingswill-change-an-epistle-to-mybkotiiee-host-of-bad-omens-too-direful-to-namehave-been-lashing-tlie-bard-with-their-switches-of-flamelast-eveningreturning-from-work-rather-latewith-a-scar-in-my-hand-and-a-rhjme-in-my-pate-a-raven-flew-heavily-over-my-head-and-gave-such-a-croak-that-i-staggered-with-dread-0-fell-superstition-!-how-long-wilt-thou-stay-spread-thy-scaly-black-wing-and-fly-far-far-away!-and-brother-last-fridayunlucky-for-me!-1-saw-a-dread-magpie-alone-on-a-tree-i-kept-on-and-whistled-image340027366.htmlRM2AN5GAE–Wayside pictures, hymns, and poems . EPISTLES AND LOCAL LYRICS.. BUT ALL THINGSWILL CHANGE. (an epistle to mybkotiiee.) HOST of bad omens, too direful to name.Have been lashing tlie bard with their switches of flame.Last evening,returning from work rather late.With a scar in my hand, and a rhj*me in my pate, A raven flew heavily over my head. And gave such a croak that I staggered with dread. 0 fell Superstition ! how long wilt thou stay ?Spread thy scaly black wing, and fly far, far away! And, brother, last Friday,—unlucky for me!— 1 saw a dread magpie alone on a tree. I kept on and whistled,
Television aerials on a rooftop in Brighton as Britain gradually switches over to Digital transmitters Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-television-aerials-on-a-rooftop-in-brighton-as-britain-gradually-switches-43251685.htmlRMCEA7Y1–Television aerials on a rooftop in Brighton as Britain gradually switches over to Digital transmitters
Young woman having trouble with the Digital Television Switchover in the UK phones a helpline Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-young-woman-having-trouble-with-the-digital-television-switchover-42006766.htmlRMCC9G1J–Young woman having trouble with the Digital Television Switchover in the UK phones a helpline
. The Street railway journal . FIG. -DIAGRAM SHOWING GENERAL ARRANGEMENT OF NEW LOCOMOTIVE of the motor cars have run over 100,000 miles, and it has notyet been necessary to change the bearings or to renew thebushings. Only two or three break-downs have occurred whichwere due to the burning out of the bearings, and all thesecases were caused through the carelessness of the attendant inforgetting to oil the bearings. A great deal has been said, also,in technical periodicals about the difficulty of using two over-head wires in switches and station yards. They are said tobe complicated and to inv Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-street-railway-journal-fig-diagram-showing-general-arrangement-of-new-locomotive-of-the-motor-cars-have-run-over-100000-miles-and-it-has-notyet-been-necessary-to-change-the-bearings-or-to-renew-thebushings-only-two-or-three-break-downs-have-occurred-whichwere-due-to-the-burning-out-of-the-bearings-and-all-thesecases-were-caused-through-the-carelessness-of-the-attendant-inforgetting-to-oil-the-bearings-a-great-deal-has-been-said-alsoin-technical-periodicals-about-the-difficulty-of-using-two-over-head-wires-in-switches-and-station-yards-they-are-said-tobe-complicated-and-to-inv-image371827655.htmlRM2CGX5Y3–. The Street railway journal . FIG. -DIAGRAM SHOWING GENERAL ARRANGEMENT OF NEW LOCOMOTIVE of the motor cars have run over 100,000 miles, and it has notyet been necessary to change the bearings or to renew thebushings. Only two or three break-downs have occurred whichwere due to the burning out of the bearings, and all thesecases were caused through the carelessness of the attendant inforgetting to oil the bearings. A great deal has been said, also,in technical periodicals about the difficulty of using two over-head wires in switches and station yards. They are said tobe complicated and to inv
Young woman having trouble with the Digital Television Switchover in the UK phones a helpline Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-young-woman-having-trouble-with-the-digital-television-switchover-42006754.htmlRMCC9G16–Young woman having trouble with the Digital Television Switchover in the UK phones a helpline
. Electric railway journal . pe TrackSwitches for Safety At Locations Where Traffic Conditions Make ItDangerous to Use a Switch Which Must BeHeld in Position, the Use of a Throw-Over Switch Has Advantages By Clifford A. Elliott Cost Engineer, Pacific Electric Railway, Los Angeles, Cal. SEVERAL years ago the Pacific Electric Railwayfound it advisable to adopt a type of switch on itstracks different from the type, commonly known as thechain-pull type, then in use. This change was renderednecessary due to the rapid increase in the number ofautomobiles passing the points where switches wereinstall Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/electric-railway-journal-pe-trackswitches-for-safety-at-locations-where-traffic-conditions-make-itdangerous-to-use-a-switch-which-must-beheld-in-position-the-use-of-a-throw-over-switch-has-advantages-by-clifford-a-elliott-cost-engineer-pacific-electric-railway-los-angeles-cal-several-years-ago-the-pacific-electric-railwayfound-it-advisable-to-adopt-a-type-of-switch-on-itstracks-different-from-the-type-commonly-known-as-thechain-pull-type-then-in-use-this-change-was-renderednecessary-due-to-the-rapid-increase-in-the-number-ofautomobiles-passing-the-points-where-switches-wereinstall-image375676226.htmlRM2CR5ET2–. Electric railway journal . pe TrackSwitches for Safety At Locations Where Traffic Conditions Make ItDangerous to Use a Switch Which Must BeHeld in Position, the Use of a Throw-Over Switch Has Advantages By Clifford A. Elliott Cost Engineer, Pacific Electric Railway, Los Angeles, Cal. SEVERAL years ago the Pacific Electric Railwayfound it advisable to adopt a type of switch on itstracks different from the type, commonly known as thechain-pull type, then in use. This change was renderednecessary due to the rapid increase in the number ofautomobiles passing the points where switches wereinstall
Young woman having trouble with the Digital Television Switchover in the UK phones a helpline Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-young-woman-having-trouble-with-the-digital-television-switchover-42006786.htmlRMCC9G2A–Young woman having trouble with the Digital Television Switchover in the UK phones a helpline
. The Street railway journal . COLUMBUS, O. Patented July 10,1883. 25 Second-hand, One-horse Street Cars, singleand double enders, 14 and 16 feet over all. Kun-ning gear in good order. Lamps and fare boxescomplete. Eeason for selling, change to 2-horsecars. Apply to HUMPHREYS & SAYCE, Railway Builders, Manufacturers Agts. for Steel Rails, ALL WEIGHTS, T AND STREET PATTERNS,SPIKES AND TRACK FASTENINGS, No. 1 Broadway, New York. I Manufacture all sorts of Appliances for SUCH -A.S Car Wheels, Oil Boxes, Pedestals,BRAKE SHOES, KNEES, SWITCHES AND WROUGHT IRON GROOVE RAILS FOR CURVES, Sno-w IFlo-ws Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-street-railway-journal-columbus-o-patented-july-101883-25-second-hand-one-horse-street-cars-singleand-double-enders-14-and-16-feet-over-all-kun-ning-gear-in-good-order-lamps-and-fare-boxescomplete-eeason-for-selling-change-to-2-horsecars-apply-to-humphreys-sayce-railway-builders-manufacturers-agts-for-steel-rails-all-weights-t-and-street-patternsspikes-and-track-fastenings-no-1-broadway-new-york-i-manufacture-all-sorts-of-appliances-for-such-as-car-wheels-oil-boxes-pedestalsbrake-shoes-knees-switches-and-wrought-iron-groove-rails-for-curves-sno-w-iflo-ws-image371905207.htmlRM2CH1MTR–. The Street railway journal . COLUMBUS, O. Patented July 10,1883. 25 Second-hand, One-horse Street Cars, singleand double enders, 14 and 16 feet over all. Kun-ning gear in good order. Lamps and fare boxescomplete. Eeason for selling, change to 2-horsecars. Apply to HUMPHREYS & SAYCE, Railway Builders, Manufacturers Agts. for Steel Rails, ALL WEIGHTS, T AND STREET PATTERNS,SPIKES AND TRACK FASTENINGS, No. 1 Broadway, New York. I Manufacture all sorts of Appliances for SUCH -A.S Car Wheels, Oil Boxes, Pedestals,BRAKE SHOES, KNEES, SWITCHES AND WROUGHT IRON GROOVE RAILS FOR CURVES, Sno-w IFlo-ws
Young woman having trouble with the Digital Television Switchover in the UK phones a helpline Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-young-woman-having-trouble-with-the-digital-television-switchover-42006723.htmlRMCC9G03–Young woman having trouble with the Digital Television Switchover in the UK phones a helpline
. The Street railway journal . COLUMBUS, O. Patented July 10.1883. 25 Second-hand, One-horse Street Cars, singleand double enders, 14 and 16 feet over all. Eun-ning gear in good order. Lamps and fare boxescomplete. Reason for selling, change to 2-horsecars. Apply to HUMPHREYS & SAYCE, Railway Builders, Manufacturers Agts. for Steel Rails, ALL WEIGHTS, T AND STREET PATTERNS,SPIKES AND TRACK FASTENINGS, No I Broadway, New York. I Manufacture all sorts of Appliances for STTOH JL.S Car Wheels, Oil Boxes, Pedestals,BRAKE SHOES, KNEES, SWITCHES AND WROUGHT IRON CROOVE RAILS FOR CURVES, Sno-w Plows a Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-street-railway-journal-columbus-o-patented-july-101883-25-second-hand-one-horse-street-cars-singleand-double-enders-14-and-16-feet-over-all-eun-ning-gear-in-good-order-lamps-and-fare-boxescomplete-reason-for-selling-change-to-2-horsecars-apply-to-humphreys-sayce-railway-builders-manufacturers-agts-for-steel-rails-all-weights-t-and-street-patternsspikes-and-track-fastenings-no-i-broadway-new-york-i-manufacture-all-sorts-of-appliances-for-sttoh-jls-car-wheels-oil-boxes-pedestalsbrake-shoes-knees-switches-and-wrought-iron-croove-rails-for-curves-sno-w-plows-a-image371893215.htmlRM2CH15GF–. The Street railway journal . COLUMBUS, O. Patented July 10.1883. 25 Second-hand, One-horse Street Cars, singleand double enders, 14 and 16 feet over all. Eun-ning gear in good order. Lamps and fare boxescomplete. Reason for selling, change to 2-horsecars. Apply to HUMPHREYS & SAYCE, Railway Builders, Manufacturers Agts. for Steel Rails, ALL WEIGHTS, T AND STREET PATTERNS,SPIKES AND TRACK FASTENINGS, No I Broadway, New York. I Manufacture all sorts of Appliances for STTOH JL.S Car Wheels, Oil Boxes, Pedestals,BRAKE SHOES, KNEES, SWITCHES AND WROUGHT IRON CROOVE RAILS FOR CURVES, Sno-w Plows a
Young woman having trouble with the Digital Television Switchover in the UK phones a helpline Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-young-woman-having-trouble-with-the-digital-television-switchover-42006715.htmlRMCC9FYR–Young woman having trouble with the Digital Television Switchover in the UK phones a helpline
. The Street railway journal . One-Horse Street Cars, Single and Double Enders, 14 and16 feet over all. Running1 gearin good order. Lamps and fareboxes complete. Reason for sel-ling, change to 2-borse cars. Apply to HUMPHREYS & SAYCE, Railway Builders, Mfrs. Agts. tor Steel Rails All weights, T and Street Patterns, Spikes and Track Fastenings, No. I Broadway, New York. % v uOHNBABCOCK^C? mm MAN U FACTU R ERS 0 F w^m^mMmm^sm^m^ms F. W. JESUP & COMPANY, 62 LIBERTY ST., NEW YORK, Street Railway Supplies, OF EVERY DESCRIPTION. Steel Rails, all patterns; Cars; Automatic Switches; Turntables; Curved Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-street-railway-journal-one-horse-street-cars-single-and-double-enders-14-and16-feet-over-all-running1-gearin-good-order-lamps-and-fareboxes-complete-reason-for-sel-ling-change-to-2-borse-cars-apply-to-humphreys-sayce-railway-builders-mfrs-agts-tor-steel-rails-all-weights-t-and-street-patterns-spikes-and-track-fastenings-no-i-broadway-new-york-v-uohnbabcockc-mm-man-u-factu-r-ers-0-f-wmmmmmsmmms-f-w-jesup-company-62-liberty-st-new-york-street-railway-supplies-of-every-description-steel-rails-all-patterns-cars-automatic-switches-turntables-curved-image371876432.htmlRM2CH0C54–. The Street railway journal . One-Horse Street Cars, Single and Double Enders, 14 and16 feet over all. Running1 gearin good order. Lamps and fareboxes complete. Reason for sel-ling, change to 2-borse cars. Apply to HUMPHREYS & SAYCE, Railway Builders, Mfrs. Agts. tor Steel Rails All weights, T and Street Patterns, Spikes and Track Fastenings, No. I Broadway, New York. % v uOHNBABCOCK^C? mm MAN U FACTU R ERS 0 F w^m^mMmm^sm^m^ms F. W. JESUP & COMPANY, 62 LIBERTY ST., NEW YORK, Street Railway Supplies, OF EVERY DESCRIPTION. Steel Rails, all patterns; Cars; Automatic Switches; Turntables; Curved
Young woman having trouble with the Digital Television Switchover in the UK phones a helpline Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-young-woman-having-trouble-with-the-digital-television-switchover-42006713.htmlRMCC9FYN–Young woman having trouble with the Digital Television Switchover in the UK phones a helpline
![Popular science monthly . ansmitting and receivingstation will be given. The manipulationof the apparatus, the methods of callingand answering and of sending messages,as well as the construction and ijst jfthe antenna change-over and the detec-tor-])rotecting switches will he discussed.The remaining instruments needed forthe receiver are even easier to constructthan the detector and condenser out-lined here. It would be a good planfor the experimenter to complete histr.insmilter (as described last month)now and ihe apparatus shown in thisarticle, so that he will be all ready toput his station Stock Photo](https://c8.alamy.com/comp/2AJGTM0/popular-science-monthly-ansmitting-and-receivingstation-will-be-given-the-manipulationof-the-apparatus-the-methods-of-callingand-answering-and-of-sending-messagesas-well-as-the-construction-and-ijst-jfthe-antenna-change-over-and-the-detec-tor-rotecting-switches-will-he-discussedthe-remaining-instruments-needed-forthe-receiver-are-even-easier-to-constructthan-the-detector-and-condenser-out-lined-here-it-would-be-a-good-planfor-the-experimenter-to-complete-histrinsmilter-as-described-last-monthnow-and-ihe-apparatus-shown-in-thisarticle-so-that-he-will-be-all-ready-toput-his-station-2AJGTM0.jpg "Popular science monthly . ansmitting and receivingstation will be given. The manipulationof the apparatus, the methods of callingand answering and of sending messages,as well as the construction and ijst jfthe antenna change-over and the detec-tor-])rotecting switches will he discussed.The remaining instruments needed forthe receiver are even easier to constructthan the detector and condenser out-lined here. It would be a good planfor the experimenter to complete histr.insmilter (as described last month)now and ihe apparatus shown in thisarticle, so that he will be all ready toput his station Stock Photo")
Popular science monthly . ansmitting and receivingstation will be given. The manipulationof the apparatus, the methods of callingand answering and of sending messages,as well as the construction and ijst jfthe antenna change-over and the detec-tor-])rotecting switches will he discussed.The remaining instruments needed forthe receiver are even easier to constructthan the detector and condenser out-lined here. It would be a good planfor the experimenter to complete histr.insmilter (as described last month)now and ihe apparatus shown in thisarticle, so that he will be all ready toput his station Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/popular-science-monthly-ansmitting-and-receivingstation-will-be-given-the-manipulationof-the-apparatus-the-methods-of-callingand-answering-and-of-sending-messagesas-well-as-the-construction-and-ijst-jfthe-antenna-change-over-and-the-detec-tor-rotecting-switches-will-he-discussedthe-remaining-instruments-needed-forthe-receiver-are-even-easier-to-constructthan-the-detector-and-condenser-out-lined-here-it-would-be-a-good-planfor-the-experimenter-to-complete-histrinsmilter-as-described-last-monthnow-and-ihe-apparatus-shown-in-thisarticle-so-that-he-will-be-all-ready-toput-his-station-image338431408.htmlRM2AJGTM0–Popular science monthly . ansmitting and receivingstation will be given. The manipulationof the apparatus, the methods of callingand answering and of sending messages,as well as the construction and ijst jfthe antenna change-over and the detec-tor-])rotecting switches will he discussed.The remaining instruments needed forthe receiver are even easier to constructthan the detector and condenser out-lined here. It would be a good planfor the experimenter to complete histr.insmilter (as described last month)now and ihe apparatus shown in thisarticle, so that he will be all ready toput his station
Young woman having trouble with the Digital Television Switchover in the UK phones a helpline Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-young-woman-having-trouble-with-the-digital-television-switchover-42006736.htmlRMCC9G0G–Young woman having trouble with the Digital Television Switchover in the UK phones a helpline
Journal of electricity, power, and gas . hold-ing wire, in the control circuit. The relay is ener-gized whenever the pantograph is on the trolley andopens the interlocks on the control wires to the com-mutating switch, closing the interlocks on the No. 2wire. As soon as a dead section is reached by the panto-graph the relay drops out, the interlocks on the commu-tating switch control wires make contact, and the com-mutating switches can then be thrown automaticallyas each car passes the change over or dead sectionfrom 600 to 1500 or vice versa. This is brought about 402 JOURNAL OF ELECTRICITY, Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/journal-of-electricity-power-and-gas-hold-ing-wire-in-the-control-circuit-the-relay-is-ener-gized-whenever-the-pantograph-is-on-the-trolley-andopens-the-interlocks-on-the-control-wires-to-the-com-mutating-switch-closing-the-interlocks-on-the-no-2wire-as-soon-as-a-dead-section-is-reached-by-the-panto-graph-the-relay-drops-out-the-interlocks-on-the-commu-tating-switch-control-wires-make-contact-and-the-com-mutating-switches-can-then-be-thrown-automaticallyas-each-car-passes-the-change-over-or-dead-sectionfrom-600-to-1500-or-vice-versa-this-is-brought-about-402-journal-of-electricity-image338117091.htmlRM2AJ2FPB–Journal of electricity, power, and gas . hold-ing wire, in the control circuit. The relay is ener-gized whenever the pantograph is on the trolley andopens the interlocks on the control wires to the com-mutating switch, closing the interlocks on the No. 2wire. As soon as a dead section is reached by the panto-graph the relay drops out, the interlocks on the commu-tating switch control wires make contact, and the com-mutating switches can then be thrown automaticallyas each car passes the change over or dead sectionfrom 600 to 1500 or vice versa. This is brought about 402 JOURNAL OF ELECTRICITY,
Young woman having trouble with the Digital Television Switchover in the UK phones a helpline Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-young-woman-having-trouble-with-the-digital-television-switchover-42006763.htmlRMCC9G1F–Young woman having trouble with the Digital Television Switchover in the UK phones a helpline
. The street railway review . on its switchboard apparatus. Thenew feeder panel was shown in these columns some timeago, and the accompanying engraving is of the newgenerator switchboard panel. A radical change over theold style is the doing away with three-pole switches.The general principle of the connection of the newpanel can be seen in the accompanying diagram. Themain positive and negative switches and the field switchare on the switchboard panel, while the equalizer switch. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-street-railway-review-on-its-switchboard-apparatus-thenew-feeder-panel-was-shown-in-these-columns-some-timeago-and-the-accompanying-engraving-is-of-the-newgenerator-switchboard-panel-a-radical-change-over-theold-style-is-the-doing-away-with-three-pole-switchesthe-general-principle-of-the-connection-of-the-newpanel-can-be-seen-in-the-accompanying-diagram-themain-positive-and-negative-switches-and-the-field-switchare-on-the-switchboard-panel-while-the-equalizer-switch-image371866260.htmlRM2CGYY5T–. The street railway review . on its switchboard apparatus. Thenew feeder panel was shown in these columns some timeago, and the accompanying engraving is of the newgenerator switchboard panel. A radical change over theold style is the doing away with three-pole switches.The general principle of the connection of the newpanel can be seen in the accompanying diagram. Themain positive and negative switches and the field switchare on the switchboard panel, while the equalizer switch.
Young woman having trouble with the Digital Television Switchover in the UK phones a helpline Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-young-woman-having-trouble-with-the-digital-television-switchover-42006791.htmlRMCC9G2F–Young woman having trouble with the Digital Television Switchover in the UK phones a helpline
. Journal of electricity, power, and gas . thin town limits. The oldmethod of attaining this result was either by the useof large knife blade switches, manually operated, orof third rail shoes manually lowered. Both of thesesystems are cumbersome and inconvenient. An auto-matic device known as a change-over switch was,therefore, developed for this service. This change-over switch, an exterior view of whichis shown by Fig. 6, consists briefly of a pair unit ofelectro-pneumatic valves operating pneumatically ablock contact held in guides, and operated therein,wiping fingers in contact giving the Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/journal-of-electricity-power-and-gas-thin-town-limits-the-oldmethod-of-attaining-this-result-was-either-by-the-useof-large-knife-blade-switches-manually-operated-orof-third-rail-shoes-manually-lowered-both-of-thesesystems-are-cumbersome-and-inconvenient-an-auto-matic-device-known-as-a-change-over-switch-wastherefore-developed-for-this-service-this-change-over-switch-an-exterior-view-of-whichis-shown-by-fig-6-consists-briefly-of-a-pair-unit-ofelectro-pneumatic-valves-operating-pneumatically-ablock-contact-held-in-guides-and-operated-thereinwiping-fingers-in-contact-giving-the-image370156739.htmlRM2CE62KF–. Journal of electricity, power, and gas . thin town limits. The oldmethod of attaining this result was either by the useof large knife blade switches, manually operated, orof third rail shoes manually lowered. Both of thesesystems are cumbersome and inconvenient. An auto-matic device known as a change-over switch was,therefore, developed for this service. This change-over switch, an exterior view of whichis shown by Fig. 6, consists briefly of a pair unit ofelectro-pneumatic valves operating pneumatically ablock contact held in guides, and operated therein,wiping fingers in contact giving the
digitaluk website to help customers with the digital television switchover in Britain UK Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-digitaluk-website-to-help-customers-with-the-digital-television-switchover-42006689.htmlRMCC9FXW–digitaluk website to help customers with the digital television switchover in Britain UK
