• Country
• United States of America (USA)

• Manufacturer / Brand
• Heathkit (Brand), Heath Co.; Benton Harbor (MI)

• Year
• 1961 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 172753

• • alternative name: Heath Company

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

• Number of Tubes
• 6

• Valves / Tubes
• 6EU7 6EU7 12AU7 7591 7591 5AR4

• Number of Transistors

• Semiconductors
• Selenium-Rectifier

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 117 Volt

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

• Power out
• 25 W (30 W max.)

• Material
• Metal case

• from Radiomuseum.org
• Model: High Fidelity Amplifier AA-181 - Heathkit Brand, Heath Co.;

• Shape
• Tablemodel, with any shape - general.

• Notes

• Integrated amplifier, mono;  similar to Heath AA-23.

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Hinrich Grensemann † 15.5.16. See "Data change" for further contributors.

• Other Models

• Here you find 714 models, 698 with images and 504 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Heathkit (Brand), Heath Co.; Benton Harbor (MI)