does anybody know what to check the volts across when adjust the bios trim ?
New Member
Location: lowestoft
Posts: 16
I'm matthew.
Need some advice please fm-300A
does anybody know what to check the volts across when adjust the bios trim ?
Senior Member
Location: The Black Country
Posts: 6,089
I'm Alan.
The 0.22 ohm resistors below the big power transistors.
Adjust for around 10 millivolts (0.01V) across the resistor. Don't overdo it or you'll let the smoke out
Trade: LDR
Location: North Island New Zealand
Posts: 1,757
I'm Chris.
Would be interesting to see effect of a common drain mosfet implementation, maybe using gate feedback -instead of plain resistance.
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