NC-TV-1225

• Country
• United States of America (USA)

• Manufacturer / Brand
• National Company; Cambridge & Malden (MA)

• Year
• 1950

• Category
• Television Receiver (TV) or Monitor

• Radiomuseum.org ID
• 137523

• • alternative name: National Toy Co.
  • Brand: Thrillbox

• Picture
• Schematics

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Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 22

• Valves / Tubes
• 6AU6 6AG5 6C4 6AU6 6AU6 6AU6 6AL5 6AC7 12AU7 6BA6 6AU6 6T8 6V6GT 6C4 6SN7GT 6AL5 6SN7GT 6BG6G 5V4G 1B3GT 5U4G 12LP4

• Main principle
• Superhet with RF-stage; 2 AF stage(s)

• Wave bands
• VHF incl. FM and/or UHF (see notes for details)

• Power type and voltage
• Alternating Current supply (AC) / 60 cycle, 110-120 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 inch = 25.4 cm

• from Radiomuseum.org
• Model: NC-TV-1225 - National Company; Cambridge &

• Shape
• Console with any shape - in general

• Notes

• 12" round CRT b/w TV with 12 channel US standard VHF tuner.
  Tube V14 Sync. Amp. 6C4 used only on sets with serial No. of 2610000 or larger.
  Picture tube 12LP4.

• Source of data
• - - Manufacturers Literature

• Mentioned in
• the radio amateur's handbook 1950, Ads p.3

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 94 Folder 5 Date 5-50)

• Author
• Model page created by Otto Frosinn. See "Data change" for further contributors.

• Other Models

• Here you find 446 models, 285 with images and 189 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from National Company; Cambridge & Malden (MA)