[Elecraft] Another newbie question, Control Board checks

Jeff Kinzli kinzli at kinzlicoils.com
Thu Jan 11 21:25:18 EST 2007


Thanks guys, it was an operator error :)

-J

On 1/11/07, Charles Pitts <ckpitts9 at comcast.net> wrote:
> Jeff,
>
> 1.  Double check and make sure that no pins on CNTL-U6 are bent under or are
> outside of the socket.
>
> 2.  Check to see if CNTL-RP4 is installed correctly and all pins soldered.
>
> 73, Charles N3EJS
>
> -----Original Message-----
> From: elecraft-bounces at mailman.qth.net
> [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of Jeff Kinzli
> Sent: Thursday, January 11, 2007 7:03 PM
> To: elecraft at mailman.qth.net
> Subject: [Elecraft] Another newbie question, Control Board checks
>
> So I just finished the control board, and went through the resistance
> checks.
>
> My measurements for U6 pins 29 and 30 both read infinite (or very,
> very large resistance, basically my VOM is in out of range). They're
> supposed to be 70-90k.
>
> I've been extremely careful with U6, always have my static wrist strap
> on, etc. All the other resistance checks are ok. I know there's not
> much connected to 29 and 30. I've also reversed my VOM leads, same
> difference.
>
> Should I worry about this one, or is that somewhat normal? Reading the
> backissues of the reflector I see others that have gotten values in
> range, so it makes me think something's bogus.
>
> Ideas? Where to start looking?
>
> Thanks for any ideas...
>
> -J
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