• Country
• United States of America (USA)

• Manufacturer / Brand
• EICO (Electronic Instrument Co.Inc.) Brooklyn

• Year
• 1959 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 148074

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

• Number of Tubes
• 12

• Valves / Tubes
• ECC83 ECC83 ECC83 ECC83 ECC82 ECC82 EL84 EL84 EL84 EL84 EZ81 EZ81

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110 - 120 Volt

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

• Power out
• 28 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: HF81 - EICO Electronic Instrument Co.

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 380 x 250 x 120 mm / 15 x 9.8 x 4.7 inch

• Notes
• AC operated stereo amplifier. Integrated dual amplifier. 14 watts RMS per channel, 28W total. Williamson design

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 481 folder 5 date 4-60)

• Author
• Model page created by Peter Hoddow. See "Data change" for further contributors.

• Other Models

• Here you find 183 models, 180 with images and 130 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from EICO (Electronic Instrument Co.Inc.) Brooklyn