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--[[User:Zjsimmons|Zjsimmons]] ([[User talk:Zjsimmons|talk]]) 16:01, 8 December 2014 (CST)
Re: circuits One issue is coming into focus: the source of the 10s of kHz noise on the circuit rails, that seems to bleed through into the error signal. It appears that its origin is the heater in the lm399s. I'm going to try running them without the heaters and see what happens.
--[[User:Zjsimmons|Zjsimmons]] ([[User talk:Zjsimmons|talk]]) 19:07, 4 December 2014 (CST)
Have not been able to get the slow feedback working. Hmm.. Tried a variety of things:
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