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80-AZ

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80-AZ; Fisher Radio; New (ID = 351540) Ampl/Mixer
Fisher Radio; New: 80-AZ [Ampl/Mixer] ID = 351540 416x592
Select picture or schematic to display from thumbnails on the right and click for download.
For model 80-AZ, Fisher Radio; New York (NY):
aus ebay, Verkäufer paulghifi
 
Country:  United States of America (USA)
Manufacturer / Brand:  Fisher Radio; New York (NY)
Year: 1956 ?? Category: Audio Amplifier or -mixer
Valves / Tubes 5: 12AT7 12AU7 EL37 EL37 5V4
Main principle Audio-Amplification
Wave bands - without
Details
Power type and voltage Alternating Current supply (AC) / 105-125 Volt
Loudspeaker - This model requires external speaker(s).
Power out 30 W (unknown quality)
from Radiomuseum.org Model: 80-AZ - Fisher Radio; New York NY
Material Metal case
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 tubes connected as tetrodes, 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)

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



All listed radios etc. from Fisher Radio; New York (NY)
Here you find 553 models, 453 with images and 168 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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