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Re: Decibel DB-404 antennas.
Rick, How many do you have? I will claim two (2) of them, send me an email directly if you will please. Thanks Kory W4RZ W4RZ @ W4RZ (dot) com Links:
By Kory Oldham W4RZ · #215244 ·
Decibel DB-404 antennas.
Selling several DB-404 antennas cut for the 460 MHz range. Perfect for a GMRS repeater or some such. In good usable shape, various ages. Will ship these WITH NO MAST in a compact box CONUS 48 @ $225
By Rick E · #215243 ·
Re: PD526 Duplexer Tuning
Trying to squeeze a ew drops of orange juice from the pulp is not going to make a difference.??Most receivers say .35 uv.@20db Sinad. Is just fine. ?I have found?Squelch usually opens
By neal Newman · #215242 ·
Re: PD526 Duplexer Tuning
Hi Bob, I was reading the quantar manual and .35uV @ 12db sinad going directly into the quantar is spec. I have that going through the duplexer. Directly into quantar it's more like -125/-124 dbm
By Part 15 Engineer · #215241 ·
Dayton/Xenia 2025
Our usual crew including SCOM, Repeater-Builder (the company), and a number of other members of this list will be at Hamvention once again this year, same block of spaces in the infield as in past
By Jeff DePolo WN3A · #215240 ·
Re: Major Desense
At 5/12/2025 10:15 AM, you wrote: Sir, I have seen several MSR-2000 Power Amplifiers go spurious when the electrolytic capacitors dry out. Unless you looked at the output of the PA with a spectrum
By Bob Dengler · #215239 ·
Re: Major Desense
Correct¡­ no desense into a dummy load, so in my mind that rules out the PA unless something really wonky is happening. Same goes for any potential issues with the duplexer. Unfortunately, in all
By Mike Besemer - WM4B · #215238 ·
Re: Major Desense
Correct. That's not what we're seeing. In our case, it happens ONLY when our transmitter is active. From: [email protected] <[email protected]> On Behalf Of Bob Dengler Sent: Monday,
By Mike Besemer - WM4B · #215237 ·
Re: Major Desense
Sir, I have seen several MSR-2000 Power Amplifiers go spurious when the electrolytic capacitors dry out. Unless you looked at the output of the PA with a spectrum analyzer, I wouldn't rule it out.
By DCFluX · #215236 ·
Re: quantar pa output
Thanks for your advice I will take a look in there and setup what I need
By herbie.graham@... · #215235 ·
Re: Major Desense
At 5/12/2025 08:35 AM, you wrote: I fought a problem similar to yours but slightly different. The final diagnosis could help you but the solution will be different. After several weeks of constant
By Bob Dengler · #215234 ·
Re: PD526 Duplexer Tuning
At 5/12/2025 04:46 AM, you wrote: Update on pd526: I tuned it on a recently calibrated r2670 and it tuned up nicely and easily. Less than an hour. Field tests show very little desense. Zero reflection
By Bob Dengler · #215233 ·
Re: Major Desense
have (unfortunately) been hacked off just below the catwalk.? Unlike fine wine, abandoned antennas don¡¯t get better with age. And, with their cables cut off, that doesn¡¯t help matters either. Any
By Jeff DePolo WN3A · #215232 ·
Re: Major Desense
I fought a problem similar to yours but slightly different. The final diagnosis could help you but the solution will be different. After several weeks of constant pulsing interference I finally took
By n5qs · #215231 ·
Re: Repeater Remote Monitoring System?
Rod, This might be a long shot... but many radio stations that were using Burk ARC-16 remote control systems have upgraded to fancier systems.? I find it amazing that so many of the ARC-16's have
By Burt K6OQK · #215230 ·
Re: Repeater Remote Monitoring System?
Hi Rod, The SECARS club has what you are probably looking for.? Mark Noe, KE1IU, made up a telemetry system for our SECARS repeater site. He used a Raspberry Pi and it reports to
By Joe · #215229 ·
Re: Repeater Remote Monitoring System?
Not marketed for repeaters, but look at: https://www.packtenna.com/station-controller.html#/
By john ni0k · #215228 ·
Re: quantar pa output
You really want to run the PA at or close to full power. They really do not like running at lower output. Go into the service mode in the RSS and run the PA initialization routine...you'll need a
By Chris Boone WB5ITT · #215227 ·
quantar pa output
I an using a 125w pa and I have the software setting to 25w is there any that I can increase the output to 30 -35w
By herbie.graham@... · #215226 ·
Re: quantar use for 2meter repeater
Thanks for all your help I have solved the problem On the channel info screen the analogue rptr access needed to be changed from MDC/tone? to none
By herbie.graham@... · #215225 ·