DYNACO ST-150 PC-36 QUICK REPAIR KIT. THIS KIT CONTAINS EVERY DIODE AND TRANSISTOR ON BOTH CHANNELS OF THE PC-36 DRIVER BOARD. (D101 THRU D105 AND Q101 THRU Q110 -- 30 SEMICONDUCTORS TOTAL)   INPUT DEVICES ARE SCREENED FOR NOISE, AND GAINS MATCHED FOR LOW OFFSET AND DISTORTION CHARACTERISTICS. KIT COMES WITH PC-36 PICTORIAL SHOWING DEVICE LOCATION AND ORIENTATION.