[Elecraft] K3 Sub-receiver use

Pete Smith n4zr at contesting.com
Tue May 25 08:49:59 EDT 2010


I thought that the sub-RX was muted any time that the transmitter is 
active - not so?

73, Pete N4ZR

The World Contest Station Database, updated daily at www.conteststations.com
The Reverse Beacon Network at http://reversebeacon.net, blog at reversebeacon.blogspot.com


On 5/25/2010 8:35 AM, Bill VanAlstyne W5WVO wrote:
> Hi Rudolph,
>
> I am someone who also works 20m JT65A on 14076 and 6 meters, mostly FSK441
> meteor scatter and of course SSB/CW sporadic-E when it's happening -- and if
> I had a KRX3 second receiver, that's exactly how I would use mine. As far as
> I know, that configuration is quite possible. I do also have a DCI 8-pole 6m
> bandpass filter inline with my PR6 preamp, which would be protected thereby
> from the HF transmit signal field. I don't know if the filter is strictly
> necessary while using the K3 to transmit at basically QRP levels of<75W.
> But with the DCI filter, it should be no problem for the 6m receive chain.
>
> I'm not going to be in a position any time soon to get the KRX3, but when I
> do, that's how I will be using it mostly. I'm looking forward to hearing
> confirmation from others that this configuration will work.
>
> Bill W5WVO
>
> PS -- Will be looking for you on 14076 JT65A -- need your country on that
> mode/band.
>
> --------------------------------------------------
> From: "hb9ari"<hb9ari at bluewin.ch>
> Sent: Tuesday, May 25, 2010 3:52 AM
> To: "Elecraft-forum"<Elecraft at mailman.qth.net>
> Subject: [Elecraft] K3 Sub-receiver use
>
>    
>> Hello,
>>
>> Before to order a sub-receiver for my K3 (#1212),
>> i would know if the primary use i've envisaged is possible:
>>
>> RX/TX on main receiver on 20m for example, with
>> output power between 5 and 75W (JT65A mainly).
>> Sometimes, the auto-tuner in the K3 is used.
>>
>> RX  on sub-receiver for 6m on a separated antenna,
>> (Preampli 6m Elecraft ON or OFF)  and IF output to
>> the (ordered ) P3 for band monitoring.
>>
>> Thank you for information, because i'm not
>> clear with  hardware and firmware version
>> necessary for this "dual" band use.
>>
>> My best 73,
>> Rudolf, HB9ARI
>>
>>
>>
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