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Dynaco Stereo 70

STATUS - SOLD
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Description :

The Dynaco Stereo 70 is the classic Dynaco stereo amplifier. It is essentially a dual monoblock with a shared power supply. The tube compliment is four EL34s, two 7199s and a GZ34 rectifier tube. The early models are prized for their very high quality American-made output transformers with cloth leads.

Specifications :
Power Output...................................35 watts continuous, 80 watts peak each channel.
Frequency Response........................±.5 dB from 10 cps to 40 kc.
Power Response..............................20 cps to 20 kc within 1 dB of 35 watts at less than 1% distortion.
Intermodulation Distortion..................Less than 1% at 35 watts (normally about .5%). Less than .05% at 1 watt.
Hum and Noise................................Inaudible; better than 90 dB below rated power.
Sensitivity........................................1.3 volts rms input for 35 watts out.
Output Impedances..........................4, 8, and 16 ohms each channel.
Damping Factor...............................15.
Minimum Channel Separation............55 dB
Power Consumption..........................190 watts 50/60 cps
Preamp Provision.............................Two power takeoffs with independent heater windings
                         ..............................to eliminate interaction. Each 6.3 volts 1 amp, 350 volts dc 10 ma.
                         ..............................Dynakit preamplifiers plug in directly without modification.
Tube Complement............................EL-34 (4), 7199 (2), GZ-34.
Finish..............................................Chassis and bottom plate bright nickel plated. 
        ...............................................Cover finished in charcoal brown vinyl paint.
Dimensions(w x d x h)......................13 x 9.5 x 6.5 inch
Weight............................................32 pounds

Miscellaneous :
Made in...........................................USA
Condition.........................................9 / 10 (Good condition) 

Reviews :
http://www.tubedreams.com/wiki/Dynaco_Stereo_70

 

 
 
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