------------ ORIGINAL MESSAGE ------------(may be snipped)
On Mon, 10 Apr 2017 16:17:13 +0000 (UTC), Catherine wrote:
>
>I've lost track of the number of times I've had to replace the IRF510 MOSFETs
>in my HFPacker 35 watt amp. This is a good little amp, but it eats IRF510
>transistors for breakfast. It is Class A, with two devices in parallel.
REPLY:
Did you miss where I said "when not abused"?
I'm sure you are not personally abusing them, but something in the
environment is and they are clearly not being properly protected.
When you handle them, do you have an anti-static mat and wear a ground
wrist strap?
73, Bill W6WRT
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|