> "n4khq" <[EMAIL PROTECTED]> wrote: > > You used an 800 MHz ARR Preamplifeir in the same type of hardware > > configuration? > Typo, I used a ge mastr ii 150 -174 MHz and a 800 MHz base case > to hold the repeater.
You have a GE Mastr II VHF unit... > I removed the SSB bias, the amp I am using is not a ARX 2125 > shown on the web page. the amp has the same 5 driver boards > but uses open air coils in place of the silver bars > pictured. I looks pretty good on the spectrum analyzer So what did you do for the bias circuit replacement on the amplifier? What model is it..? The description sounds like the ARX-1225 version, which I also have in operation here... > The duplexer has 95 db isolation I can't remember the name > but the duplexer but they are copper and bigger than wacom > duplexer and I have a 10 diameter wacom band pass filter > between the duplexer and the pre amp. How many cavities on the each side of the duplexer? What is the insertion loss value on the Bp Cavity? > I will reduced the power and give the preamp I repaired > another try. Thanks You'll probably be back after the next smoke test and we'll keep pulling teeth until we get the real information. Good Luck s.
