• Country
• United States of America (USA)

• Manufacturer / Brand
• Amplifier Corporation of Amerika; New York

• Year
• 1946 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 211961

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

• Number of Tubes
• 12

• Valves / Tubes
• 12SC7 12SC7 6SC7 12SK7GT 12SK7GT 6SC7 6SJ7 6SJ7 6L6G 6L6G 5U4G 5V4G

• Number of Transistors

• Semiconductors
• unknown_ballast

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 60 Hz, 117V = 105 -120 & 1 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 23 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Direct-Coupled Amplifier ACA-100DC - Amplifier Corporation of

• Shape
• Tablemodel, with any shape - general.

• Notes

• Model ACA-100DC AC operated 2 Channel Audio Amplifier, 23 watts output 1% THD. An overall gain of 96dB is maintained from 20 - 20000 cycles, +/- 1 dB. Hum and noise level is -40VU. Two 0,5 megohm inputs are provided, with variable-timing volume expander and separate low and high frequency equalizers. The 15 output taps range from 1 to 500 ohms.

  Note: this amp uses a Bias Cell.

• Source of data
• Photofact Folder, Howard W. SAMS

• Mentioned in
• Volume 7 Folder 4911-2 05/1949

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (4911-2 Set #63 folder 2)

• Author
• Model page created by Franz Scharner. See "Data change" for further contributors.

• Other Models

• Here you find 7 models, 7 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Amplifier Corporation of Amerika; New York