• Country
• United States of America (USA)

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

• Year
• 1960 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 196835

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

• Number of Tubes
• 5

• Valves / Tubes
• 12DW7 12DW7 6BQ5 6BQ5 6CA4

• Main principle
• Audio-Amplification; none

• Wave bands
• - without

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

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

• Power out
• 8 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Stereophonic Amplifier AF-4 - EICO Electronic Instrument Co.

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 310 x 100 x 250 mm / 12.2 x 3.9 x 9.8 inch

• Notes
• The Eico Stereophonic Amplifier AF-4 delivers 2x 4 watts power into an output impedance of 4, 8, 16 or 32 Ω. Harmonic distortion is less than 1% (100-10000 Hz) and 2.8 % at 50 Hz.
  Was also available as a kit (38.95 US$). Prices includes a metal cover. Additional furniture wood enclosure WE-70 available: Unfinished Birch 8.95 US$, Walnut 12.50 US$.

• Net weight (2.2 lb = 1 kg)
• 5.250 kg / 11 lb 9 oz (11.564 lb)

• Price in first year of sale
• 65.00 $

• Source of data
• -- Original prospect or advert

• Author
• Model page created by Carlos A. Pieroni-García. 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