Walkie-Lookie Backpack TV Camera Transmitter Transistorized

• alternative name: RCA Manufacturing || Victor Talking Machine

1. 4 lb/ 1,8 kg (to 8 formerly) hand-held Vidicon camera by scanning raster of 0.24 by 0.18 in., with electronic viewfinder (working also as RF control monitor), 11 transistors video amp., the viewfinder with a non typed experimental power transistor indicates this new technology of solid state only circuit, and microphone for cameramen commentary when working alone, wired with 
2. 15 lb/ 6,8 kg (20 lb formerly) by 12 x 13 x 3" size, backpack 1.900 to 2.100 MHz 0.5 W (2 W UHF formerly) transmitter, synch generator by doubled line frequency (2 x 15.750 kHz).
3. Rack remote control station (in OB van or stationary) 

Power supply by Xardney Silvercell batteries ( 4 x LR-10 cells, for 6 V bus and tube heaters, plus 9 x LR-5 cells in series for the 21 V bus, solid state too 1 kHz 70/90 Vpp SQ wave power converter by 90% efficiency ( -100 V, +170 V, +400 V, +2.000 VDC), 30 W (150 W formerly) total power consumption, for up to 5 h (formerly 1.5 h) operation time on a single charge.

1.5" special made view-finder CRT, 

Engineered ~1957 by RCA, David Sarnoff Research Center, Princetown, New Jersey. In usage until the successor ~1964 was coming. 

Credits to: Mr. Gary Davis at the Early Television Convention 2011 in Ohio USA and his presentation as well as additional material.

Just a few essential tube & transistor types have been listed!

Vous pourrez trouver sous ce lien 5143 modèles d'appareils, 3250 avec des images et 4180 avec des schémas.
Tous les appareils de RCA (RCA Victor Co. Inc.); New York (NY)