Zenith 852-120 HV probe repair - Videokarma.org TV - Video

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Zenith 852-120 HV probe repair

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09-19-2017, 08:49 AM

Electronic M Electronic M is offline

M is for Memory

Join Date: Jan 2011

Location: Pewaukee/Delafield Wi

Posts: 15,408

Quote:

Originally Posted by MadMan

I was just about to say... that shunt would negate the 2 resistors on the far right. In fact... why are they in parallel? Wouldn't that be like... (33+30)/2 = 31.5kohm? Oddly specific value. You sure your schematic is right?

Your math is wrong (should be ~15.7K). Two resistors in parallel are Req=(R1*R2)/(R1+R2) Three or more are Req=1/( (1/R1) + (1/R2) + ... + (1/Rn) )

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