Topband: Evolution

Dennis egan.dennis88 at gmail.com
Sun Nov 15 13:58:02 EST 2015


I guess its good I asked!  I already have a K3, and it already has the 
new synthesizer boards.
I didn't realize that the K3 put out 1mw on the transverter output; I 
did know it would directly
tune the correct frequency range.

All I need to get on 630meters is an amp, an antenna, and, of course, a 
license.

Thanks for the replies.

Dennis W1UE

On 11/15/2015 1:39 PM, Eric NO3M wrote:
> AMRAD upconverter:
>
> http://www.amrad.org/wp-content/uploads/2015/09/AMRAD_Low_Frequency_Upconverter-1.pdf 
>
>
> FAR circuits even has PCBs for the AMRAD one, but easy enough to 
> perfboard it.  Some other ones, incl. commercial:
>
> http://njdtechnologies.net/the-mf-solutions-630-meter-transmit-downconverter/ 
>
> http://www.vk3xdk.net46.net/1_31_600M-472Khz-479Khz-Transverter-V2.html
> http://www.g4jnt.com/LFUpconv.pdf
> http://www.northcountryradio.com/Kitpages/lfconv.htm
>
> I use the VK3XDK boards, one full TX/RX and the other RX only so I can 
> use the K3 in diversity.  The transverter LO is 10 MHz, which is a 
> transverter band in the K3, so you'll get direct freq readout. Someday 
> I'll get the new synth boards and bypass the transverter....
>
> 73 Eric NO3M
>
> On 11/15/2015 01:25 PM, Dennis wrote:
>> Can someone point me to a schematic for a transverter that can run 
>> with a K3?
>> I'd like to build something up to try this out this new band.
>>
>> Dennis W1UE
>>
>
> _________________
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