• Country
• United States of America (USA)

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

• Year
• 1930 ??

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 240151

• • alternative name: GenRad

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

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Variometer 269 - General Radio Company;

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 0 x 0 x 4 inch / 0 x 0 x 102 mm

• Notes

• Can be used as straight or split connection variometer, or as a variocoupler.

• Price in first year of sale
• 5.00 USD

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• 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)