[Elecraft] Problem mounting D25 (MV209) K2
Don Wilhelm
w3fpr at embarqmail.com
Thu Jan 22 09:22:54 EST 2009
Fred,
Do it the easy way and leave it the way it is. Pushing all components
down tight against the board is not a good idea because it can break the
leads or fracture the case. There is no harm in mounting parts such as
transistors and varactors with the body 1/16 to 1/8 inch above the board.
73,
Don W3FPR
Fred Keller wrote:
> I am currently in second stage of assembly of the RF board. After
> soldering D23, D24, D25 and D26 I noticed that D25 is not flush with
> the board. It is sitting above the board by about 1/16th of an inch.
> I reheated the two solder joints and try push the diode flush to the
> board, but it seems as if it is being held up by some sort of burr on
> the lead. I have been reluctant to use the solder wick to remove and
> re-install the diode for fear that I might overheat and damage the
> diode. My questions are:
>
> 1. Is this 1/16" gap on D25 significant if the other diodes are flush?
> 2. Should I take the risk and remove and remount D25? or
> 3. Should I move forward with the construction and wait to see how
> the system performs before I attempt to re-mount D25.
>
> Fred, KC9QQ
>
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