[Elecraft] [K3] Bias Settings.

[David Ferrington, M0XDF]

Wow - that's pretty damn specific info Joe - thanks very much


On 27/1/08 17:02, "Joe Subich, W4TV" <lists at microham-usa.com> sent:

> 
> David, 
> 
> You will need a special RJ-45 to Foster adapter.  Add a
> 1 uF capacitor in series with the hot lead of the mic
> (Pin 1 of the Elecraft connector) and connect a 3.3 -
> 4.7K resistor (not critical) between the +5V pin of the
> RJ45 and pin 1 of the Foster.
> 
> 
>        Foster                     RJ-45
>      (Elecraft)                  (Yaesu)
> 
>   Mic +  1 -----+--|(----+          1
>   PTT    2 --+  |        |          2
>          3   |  +-^^^^^------------ 3  +5V
>          4   |           |   +----- 4  Mic -
>          5   |           +---|----- 5  Mic +
>          6   +--------------------- 6  PTT
>   Mic -  7 ------------------+  +-- 7  GND
>   GND    8 ---------------------+   8
> 
> 
> 73, 
> 
>    ... Joe, W4TV 

>> -----Original Message-----
>> From: elecraft-bounces at mailman.qth.net
>> [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of David
>> Ferrington, M0XDF
>> Sent: Sunday, January 27, 2008 5:39 AM
>> To: Crafters
>> Subject: [Elecraft] [K3] Bias Settings.
>> 
>> 
>> I bought the Heil Proset to go with my K3 - I'm very pleased
>> with it and
>> would like to use it with my FT-857 on 2m (until I've got my
>> XV144 built).
>> 
>> Can anyone give me information about the bias settings of the K3?
>> And possibly suggest how I go about biasing this with the
>> FT-857. I can make
>> an interface cable for the RJ45 that the 857 uses

-- 
In theory, there is no difference between theory and practice,
but in practice there is.