激励管A816即2SA816,硅PNP型,80V,0.75A,15W,代换型号有:BD240B,BD242B,BD580,3CA5C。激励管C1626,即2SC1626,硅NPN型,80V,0.75A,15W,代换型号有:BD239B,BD241B,BD579,3DA3B。功率管2SB531,硅PNP型,90V,6A,50W,代换型号有BDX20,2N6226,3CD50B。功率管2SD371,硅:NPN型,90V,6A,50W,代换型号有:BDX10,2N3055,3DD62D。