[Elecraft] odd k2 problem

[Phil Wheeler]

Egg on face here, Vic.  You are right, indeed.  I was recalling other 
RPs that can be reversed.  This is NOT one of those.  I wonder if this

>This would cause ALL the buttons to act is if they are pushed
>when the rate/lock button is pushed.
>

is happening in his case.

73, Phil

Vic Rosenthal wrote:

>Phil Wheeler wrote:
>
>>Since all elements are 100K, would it matter?  I'm thinking a defective U2 or
>>a solder bridge somewhere -- though maybe an open element in RP1 could do it,
>>too.
>>
>
>Pin 1 of RP1 is connected to one side of ALL of the resistors in RP1.  It goes
>to VCC.  Each switch pulls the other side of a resistor low when it's pushed. 
>If it's backwards, then pin 1 just goes to where pin 10 should be....the
>rate/lock button!  This would cause ALL the buttons to act is if they are pushed
>when the rate/lock button is pushed.
>



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