• Country
• United States of America (USA)

• Manufacturer / Brand
• General Radio Company; Cambridge (MA)

• Year
• 1926 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 42909

• • alternative name: GenRad

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

• Wave bands
• - without

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - - No sound reproduction output.

• from Radiomuseum.org
• Model: Tube Tester 361-B - General Radio Company;

• Notes
• The schematic shows four different circuits to determine several tube characteristics (amplification, plate resistance etc.).

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)

• Other Models

• Here you find 241 models, 212 with images and 131 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from General Radio Company; Cambridge (MA)