• Country
• United States of America (USA)

• Manufacturer / Brand
• RCA (RCA Victor Co. Inc.); New York (NY)

• Year
• 1939

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 197038

• • alternative name: RCA Manufacturing || Victor Talking Machine

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

• Number of Tubes
• 1

• Valves / Tubes
• 955

• Power type and voltage
• Alternating Current supply (AC) / 100-120 Volt

• Loudspeaker
• - - No sound reproduction output.

• from Radiomuseum.org
• Model: Piezo-Electric Calibrator 157 - RCA RCA Victor Co. Inc.; New

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 3.675 x 5.5 x 2.625 inch / 93 x 140 x 67 mm

• Net weight (2.2 lb = 1 kg)
• 1 lb 3 oz (1.187 lb) / 0.539 kg

• Source of data
• RCA Victor Service Notes "Red Book" Series

• Author
• Model page created by John Kusching. See "Data change" for further contributors.

• Other Models

• Here you find 5125 models, 3228 with images and 4161 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from RCA (RCA Victor Co. Inc.); New York (NY)