[Elecraft] K2: KSB2 Questions
Paul Huff
phuff at mi.rr.com
Wed Apr 6 10:14:02 EDT 2011
I am almost exclusively a CW guy but I did purchase the KSB2 option with my K2
for some soundcard digital modes. I finished the board almost a year ago but
have never gotten around to installing it yet. (It's very hard to pull me away
from CW!) Well I'm now thinking about installing it and I have a few
questions...
1. I know that there is a rework eliminator that lets you easily change
microphone configurations but that seems like overkill to me since I will
probably never actually operate SSB after the initial testing. So a simple
connector for the 16-pins of P1, wired up with the appropriate jumper
connections, makes sense. But I don't know what kind of connector I need for
this. A look at the Mouser catalog was overwhelming with the huge number of
different connectors available! What kind of connector do I need to get? Is
there any chance that I can find it locally at a Radio Shack or computer store
instead of ordering it? BTW, an editorial comment - I'm surprised that Elecraft
doesn't provide this connector with the KSB2!
2. This may be a silly question, but I would rather ask a silly question than
make a silly mistake! Do the filter adjustments that I need to make for the
KSB2 have any impact on the ones that I have already made for my CW work? I
worked very hard to optimize those settings and I would really hate to mess them
up!
3. Another possibly silly question. The ICOM microphone that I will be using
requires a 10K bias resistor between the 5 volt and AF pins. Will this bias
resistor have any impact on the connections that I will eventually need to make
between my computer and the microphone jack for digital mode work?
Thanks in advance for any information that you can share!
73,
Paul - N8XMS
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