- Country
- United States of America (USA)
- Manufacturer / Brand
- Fisher Radio; New York (NY)
- Year
- 1956 ??
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 118182
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 5
- Main principle
- Audio-Amplification
- Wave bands
- - without
- Details
- Hi-Fi equipment
- Power type and voltage
- Alternating Current supply (AC) / 105-125 Volt
- Loudspeaker
- - This model requires external speaker(s).
- Power out
- 30 W (unknown quality)
- Material
- Metal case
- from Radiomuseum.org
- Model: 80-AZ - Fisher Radio; New York NY
- Shape
- Book-shelf unit.
- Dimensions (WHD)
- 4.25 x 15.5 x 6.875 inch / 108 x 394 x 175 mm
- Notes
-
Fisher model 80-AZ mono audio power amplifier, with speaker damping control "Z-Matic" and Peak Power Indicator, 3 separate feedback loops, two EL-37 power pentodes, unique cathode feedback circuit. Use directly with tuners such as 80-T, 80-R, FM-90X, with audio controls such as 80-C where low-level devices are employed.
Specs: +/-1 db 30W 15-30,000 cps; 1M less than 1/2% @ 25W (0.2% @ 10W); frequency response uniform within 0.1 db 20-20,000, 1 db 10-100,000 cps; hum-noise better than 95 db below below full output; damping factor 26, internal impedance 0.61 ohms @ 16 ohm tap with Z-matic control counter-clockwise; phase shift less than 15deg @ 20 cycles, 18deg @ 20 kc; output impedances 4, 8, 16 ohms.
- Net weight (2.2 lb = 1 kg)
- 22 lb 0 oz (22 lb) / 9.988 kg
- Price in first year of sale
- 99.50 USD
- Mentioned in
- Radio Shack Catalog (1958 page 11)
- Author
- Model page created by Gottfried Silberhorn. See "Data change" for further contributors.
- Other Models
-
Here you find 591 models, 502 with images and 197 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Fisher Radio; New York (NY)