• Country
• United States of America (USA)

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

• Year
• 1950–1955 ?

• Category
• Amateur-Receiver (amateur bands, may include broadcast bands)

• Radiomuseum.org ID
• 88505

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

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

• Number of Tubes
• 10

• Valves / Tubes
• 6SG7 6SB7Y 6SG7 6SG7 6H6 6SL7GT 6SL7GT 6SL7GT 6V6GT 5Y3GT 0A2

• Main principle
• Superhet with RF-stage

• Wave bands
• Broadcast plus more than 2 Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC) / 105-130 Volt

• Loudspeaker
• - For headphones or amp.

• Power out
• 1.5 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: NC-125 - National Company; Cambridge &

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 419 x 298 x 209 mm / 16.5 x 11.7 x 8.2 inch

• Notes

• Coverage 550 kHz - 36 MHz, AM, CW (BFO); integrated National Select-o-ject notch filter;
  optional NC-125TS matching speaker, NFM-73 nbFM adaptor

• Net weight (2.2 lb = 1 kg)
• 14 kg / 30 lb 13.4 oz (30.837 lb)

• Price in first year of sale
• 149.00 $

• Source of data
• Communications Receivers

• Mentioned in
• Shortwave Receivers - Past & Present (3rd ed.)

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 7-1951, Set 139, Folder 10)

• Author
• Model page created by Martin Bösch. 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)