JLM V8 opamp kit uses 4 x dual standard opamps like NE5532AP, OPA2604AP, TL072, LM833, OPA2134 to make a brut powerful hard load driving opamp with low THD. All 8 opamp outputs share the load. Pinout is standard 99v, 2520, 990, 992, 993. 4 x NE5532AP can drive 60ohm load on +/-12v to +/-18…