Total noob question here. I did some searching but cannot find the info I'm looking for.
I'm doing a restoration and enhancement of an old PPI PC4400.2 to go in my car. I have already done the following
I'm doing a restoration and enhancement of an old PPI PC4400.2 to go in my car. I have already done the following
- Replacement of all electrolytics
- Larger carbon resistors replaced with 1% wirewound equivalents
- Corrected a previous repair job by replacing odd FETs with all new matching pieces