RE: [Elecraft] short circuit varactor diodes 1SV149

2005-03-06 Thread W3FPR - Don Wilhelm
Chris and all, This is another one of those subjects that come up from time to time - and each time, the answer is -- Don't Worry -- Even if that VERY short varactor leg is connected inside (unlikely, but I don't really know), the insulation afforded by the RF Board masking is sufficient to provid

Re: [Elecraft] short circuit varactor diodes 1SV149

2005-03-06 Thread Chris Harris
You almost gave me a heart attack; I had just finished putting the SV149s in #4768 this morning. I snugged them down tight to the board. So I ran off to the bench and checked with the meter, but all mine are fine. I had assumed that the middle leg was just something left over from a manufactur

[Elecraft] short circuit varactor diodes 1SV149

2005-03-06 Thread PA2A Steef
Today I soldered the 6 MV209 varactor diodes and the 11 1SV149 's on the RF-board of my K2 #4654 According to the text on page 50 the varactor diodes should be pressed all the way down on the board to prevent stray signal coupling. The SV149 varactors may have a center lead that has been cut flu