[Repeater-Builder] power output on 440

2009-04-22 Thread va2ir
Gents I inserted a small 20 watt PA after the TX port on our Hamtronics REP-200 UHF machine. Repeater puts out 7 watts into my Termaline after all the filtering etc. With the amp, output is 15 watts, 3DB gain, however the signal on the air seems weaker. Its not a desense issue - I can still

Re: [Repeater-Builder] power output on 440

2009-04-22 Thread Joe
I sounds like your amplifier may be spurious. Your watt meter may be reading 15 watts, but not all the power being read is on the output frequency. Watt meters are broad banded, you need to look at the output of the amplifier on a spectrum analyzer. 73, Joe, K1ike va...@securenet.net

Re: [Repeater-Builder] power output on 440

2009-04-22 Thread va2ir
I'm going to put it back as stock and see what happens with a fixed listening post about 5 miles from me. Hard to tell in the mobile. Thank you for all the suggestions. Ian VA2IR At 04:02 PM 4/22/2009, you wrote: I sounds like your amplifier may be spurious. Your watt meter may be