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  1. woody3

    L200 Reg plus LM741 Op Amp PSU

    Hi y'all Can someone help please: Made a current limiting PSU from circuit in the L200 spec sheet as below. Can't get the current limiter to work and am thinking I'm frying the OpAmp. :'( It gets 30 volts but its own spec sheet says 22 volts max. Is there a solution or am I barking up the wrong...
  2. woody3

    Power Supply Meter Problem

    Hello - this thread has gone very quiet - everybody soldering?? Some help ,please: While waiting for my main PSU pcb to arrive I've been putting together an auxillary psu for my two LED voltage and current meters and a 12v supply for a fan I want to put in the PSU box. I've used two 7805s off...
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