• Country
• United States of America (USA)

• Manufacturer / Brand
• Hamlin's Audio Workshop; Seattle, Washington

• Year
• 1965 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 229695

• Number of Tubes
• 11

• Valves / Tubes
• 12AX7 12AX7 12AU7 12AU7 12AX7 12AX7 6BQ5 6BQ5 6BQ5 6BQ5 5AR4

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

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

• Material
• Metal case

• from Radiomuseum.org
• Model: Stereophonic 20-20 - Hamlin's Audio Workshop;

• Shape
• Book-shelf unit.

• Notes

• Integrated amplifier, with Stereo Balance meter.

  Made in Japan  by Trio, see W-45.

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Gottfried Silberhorn. See "Data change" for further contributors.

• Other Models

• Here you find 3 models, 3 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hamlin's Audio Workshop; Seattle, Washington