[TenTec] TITAN input SWR problem HELP!!!
Thu, 10 Apr 1997 12:38:32 -0400
> From: Mixalis Dimitrakakis <email@example.com>
> To: firstname.lastname@example.org
> Cc: email@example.com; firstname.lastname@example.org
> Subject: [TenTec] TITAN input SWR problem HELP!!!
> Date: Thursday, April 10, 1997 11:35 AM
> Dear Amateurs friends
> I have a problem with my TITAN on the input side ,for example
> with my transceiver (JRC245) and the TITAN on the
> standby-mode with the R7(vertical by cushcraft) on SSB I am reading
> 1.1:1 SWR when I operate the TITAN the SWR on my transceiver meter
> go to 1.8-2.0:1.
> I retune the automatic antenna tuner(with relays and memories not
> good old variable capacitor ones ,anyway)it's still 2.0:1,
> I have also tried the same thing on different bands ,same thing
> I also tried different coaxial lenghts,types (RG58,RG213)between my
> trans.and the RF input of the TITAN same thing again.
> Any ideas of what is causing this rise in SWR when there is in line
> operating the TITAN????
> By the way this is my first linear amp. so I need some advice from the
> I am operating the TITAN on low voltage since the R7 will melt with
> the 1.5KW .
> A couple of times in the begining I accidently overdrove the amp.
> with my transceiver (not more than 2-3 secs)so I am afraid that
> I might have done some damage to the TITAN input matching circuit.
> Thank you in advance
> 73 Michael SV1CVY
> Electrical Engineer
> Intracom SA
> R & D Dept.
> email email@example.com
> --HI MIKE: THE DIGITAL METER ON THE JST-245 READS SWR AFTER THE TUNER SO
WILL SHOW NO CHANGE.
THIS IS EXPLAINED IN THE MANUAL. LOOKS LIKE THE TUNED INPUT CIRCUIT OF YOUR
TITAN MAY NEED A LITTLE ADJUSTING.. ... JIM KB8NN
> Submissions: firstname.lastname@example.org
> Administrative requests: tentec-REQUEST@contesting.com
> Problems: email@example.com
FAQ on WWW: http://www.contesting.com/tentecfaq.htm
Administrative requests: tentec-REQUEST@contesting.com