[Lowfer] An HF to LF Transmit Converter

[Mike-WE0H]

Laurence,

Are you driving it with a transverter port on the HF rig or just like 
the schematic shows with the HF rig into a 50 ohm load and tapping off 
that for the transverter signal?

Mike
WE0H



Howell, Laurence (Shanghai/Singapore) wrote:
>  
> Built two of these now  and simple though they, the performance is more
> than adequate for my needs. I modified the local oscillator input to
> allow switched internal xtal or an external GPS locked source for
> tighter freq control - I have one for 137kHz and another for 500Khz and
> just modified and added an additional LPF for my desired band. My ref
> Osc freq is 5Mhz and drive is from a TS870S - 
>
>
> http://www.kl1x.com/tvtr.jpg
>
> Laurence 
> WE2XPQ, BY3A/KL1X
> x WD2XDW
> Tanggu China