• Country
• United States of America (USA)

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

• Year
• 1933 ?

• Category
• Commercial Receiver (may include amateur bands)

• Radiomuseum.org ID
• 85280

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

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

• Number of Tubes
• 9

• Valves / Tubes
• 78 236 77 78 78 237 236 236 89

• Main principle
• Superhet with RF-stage; ZF/IF 495 kHz; 1 AF stage(s)

• Wave bands
• Short Wave (SW only)

• Power type and voltage
• Powered by external power supply or a main unit. / 6 / 170 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: AGS-X - National Company; Cambridge &

• Shape
• Rack

• Notes
• covering 1500 - 20000 kHz, five sets of plug-in coils, four sets of bandspread coils for amateur bands 160 - 20 m,
  with crystal filter installed, CW OSC(BFO) and selectivity control in the left and right upper corner of the front panel,
  matching external power supply 5886AB

• Price in first year of sale
• 295.00 $

• Source of data
• Communications Receivers

• Literature/Schematics (1)
• ARRL 1934

• 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)