[Johnson] Need Info on Johnson Viking Ranger 12V PTT Circuit and other improvements
jbrannig at optonline.net
jbrannig at optonline.net
Thu Jun 4 10:04:11 EDT 2009
Phil Salas, AD5X, has a number of great ideas for the Ranger. With a few changes I followed his suggestions and like the results.
Search for his name/callsign and you will see a lot of good ideas.
Jim
> Hello to the list,
>
> I recently purchased an original unmodified Ranger 1, a later
> version with the bias supply and will soon be restoring it.
>
> I was wondering if anyone on the list might happen to have a
> soft copy of the PTT mod which used a 12V relay. I saw mention
> of this PTT arrangement in the archives but couldnt locate a
> link for it.
>
> Also since I am not entirely familiar with this rig yet are
> there any simple improvements that could be made to it without
> any radical circuit changes? I have seen the turbo ranger mod
> and really dont want to go there with it. I'd prefer to keep it
> closer to stock.
>
> I am aware of the 18k resistor which need to be changed to a
> higher wattage which i will do. I will also replace the
> electrolytics which look pretty scary and the paper caps.
>
> Thanks in advance for any info,
> 73,
> Joe
>
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