I have this amp in repair and FET is open or shorted. My questions is for substitutes.
1. IRF44Z44N
2. 2SA1695
3. 2SA4468
1. IRF44Z44N
2. 2SA1695
3. 2SA4468
Well I have checked mouser, digikey, Newark, and future. Obsolete or min qty is 100. Any other ideas.