• Country
• United States of America (USA)

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

• Year
• 1960 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 251226

• • alternative name: GenRad

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Dry Batteries / 1.5 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Sound-Level Meter 1565-A - General Radio Company;

• Dimensions (WHD)
• 75 x 170 x 0 mm / 3 x 6.7 x 0 inch

• Notes

• The General Radio 1565-A is a general-purpose sound-level meter. Uses Qty(1) 1.5V "C" battery. 

  Operating manual can be found HERE

  
  
   

• Author
• Model page created by Aglef Tröger. See "Data change" for further contributors.

• Other Models

• Here you find 238 models, 212 with images and 128 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from General Radio Company; Cambridge (MA)