I have one of these amps and the paperwork from cresend/vocom on how to tune/align. I will try to locate and scan for the group. It isn't that hard to tune. The instructions are clear. I seem to recall that you will need 2 bird watt meters, a 50 ohm load capable of handling the power and 13.8vdc power supply with amp meter. 73 Norm
----- Original Message ----- From: [email protected] <[email protected]> To: [email protected] <[email protected]> Sent: Thu Jul 22 23:18:55 2010 Subject: [Repeater-Builder] Re: Re-Tune a Vocom Amplifier Excellent... But I would not normally suggest someone go inside to try and mod the amplifier down to the Amateur Band. Things go smoother when the right people do the job with the right parts and knowledge of how to... s. > Captainlance <captainla...@...> wrote: > I've sent a few of these back to cresend, they tuned them > for the ham band at minimal cost, and they have worked > for years. > lance n2HBA > ----- Original Message ----- > From: skipp025 > To: [email protected] > <mailto:Repeater-Builder%40yahoogroups.com> > Sent: Thursday, July 22, 2010 8:21 PM > Subject: [Repeater-Builder] Re: Re-Tune a Vocom Amplifier > > > > > > > "w5ppb" <w5ppb@> wrote: > > I have a Vocom amplifier model VVC100-10RF tuned at > > 152.375. I want to tune it for 145.450. Does anybody > > have tuning instructions ? Thanks ! > > Most of these type and model amplifiers are not easily > re-tuned down to the Ham Bands. And as many Vocom Amplifiers > as I have... I don't even know if they've ever provided > any type of circuit diagram. I once asked Cresend for > a diagram and they wouldn't provide it saying only they > should re-tune their amplifier products. I don't buy or > recommend Cresend any more... > > I would tell you to flip (sell) the Vocom and buy something > already down into the Ham Bands where you can use it > without grief. > > s. >
