Jumpers installed on the component side. For the jumper on the far right side (next to R22), a small hole must be drilled.

Jumpers installed on the copper side.

Repair Service for the STA-45 Stereo Tube Amp.

If you were unsuccessful in assembling the STA-45 kit or have other problems with this amplifier, we offer now a flat-fee repair service for it.
We will repair the amp to its specification, eliminate any hum or distortion.

The repair fee is $75.00 plus return shipping.
Additional charges may apply, if tubes or any transformers need to be replaced.

Email us with additional questions.