Dynaco ST-120

 
click in picure to enlarge
pictures are of actual item
Bench Testing

Once the PCB is re-populated, the amplifier is worked on for stability.

The display on the left shows the performance of the ST-120 after final tuning.

Output is a very clean 10KHz Square Wave into 8W. There is No Overshoot, No Ringing and a Fast Rise Time too.

Display taken after DC Blocking Cap
For Repairs & Remodeling
Contact us for cost estimates

Rated Power Output
50W 8W
Cosmetic Condition
 Slight pitting on chrome finish. Wire mesh cage in good condition.
Product Description

In order to preserve the essence of the ST-120, the original circuit topology has been retained in this remodeling.

The ST-120 is possibly the first mass market solid state amplifier. Reputably sold more than 100,000 units since 1966.

Price: $685
 Condition
Remodeled

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60 Downes Street, Calais, ME 04619, USA