[sdiy] Re: stupid PSU!!!

Cynthia Webster cynthia.webster at gte.net
Wed Feb 20 01:55:17 CET 2008


I would use a pair of 12 volt lamps or car headlights one for the plus 
and one for the minus.
They're usually cheap and easy to find and you can wire them in parallel 
or series depending on
the total required current/voltage combinations, use your current 
readings on your VOM to adjust.

Cynthia


John Luciani wrote:
> On Feb 19, 2008 3:06 PM, mike ruberto <somnium7 at gmail.com> wrote:
>
>   
>> I am trying to find a way to load test this PSU at 4 amps now. Any advice?
>>     
>
> Build a constant-current sink with an op-amp, FET and a current shunt.
>
> (* jcl *)
>
>   




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