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TPL UHF Amps for Sale
I have quite a few amps that were decommissioned recently and need a new home. These have a built in power supply so they are kind of a cool self contained unit. All have been tested and work well.
By N9FBF Emil · #215378 ·
Re: Vertex VXR-7000 power cycling after transmit
It always restarts immediately after it unkeys. It¡¯s fine when it is key-down. Just after it unkeys. This has just started happening within the last few weeks. I may try hooking it up to the Astron
By Stephen Slider · #215377 ·
Re: Kenwood TK790 problems
Agreed. Had the same issue before. Dab a little dielectric grease on all pins to help keep clean and prevent oxidation. Benjamin, KB9LFZ [email protected]> wrote:
By KB9LFZ · #215376 ·
Looking for RLN5933 in-dash bracket
I am looking for several RLN5933 in-dash brackets for the XPR4000 series radios to finish off a project. This is a bracket that fits into a single DIN dash opening in a standard vehicle. Apparently
By Milton Engle · #215375 ·
Re: DB-224-E antenna sources?
Prices have gone up, but if you're not logged into Tessco, you're going to see rack rate - [image: image.png] [email protected]> wrote:
By K6LOR.com · #215374 ·
Re: DB-224-E antenna sources?
And...quality has gone down... [email protected]> wrote:
By Kevin Berlen · #215373 ·
Re: DB-224-E antenna sources?
The Commander Technologies 220-N was mentioned.? Even though it shows a wide bandwidth, if you go that route be sure you order it for your specific transmit operating frequency. Burt, K6OQK
By Burt K6OQK · #215372 ·
Re: Vertex VXR-7000 power cycling after transmit
I would definitely try external DC power. That will rule out the internal switching supply (but not the board that sits on top of it, I believe it's called the filter board). Does the repeater power
By Jeremy Hansen · #215371 ·
Vertex VXR-7000 power cycling after transmit
Hello all, Our club has a Vertex VXR-7000 VHF repeater that has recently developed a problem. Whenever it finishes transmitting, it always power cycles. This happens both in remote mode with two
By Stephen Slider · #215370 ·
Re: Accessory connector on back of TK8302
I realize we needed the program the pins, we just needed to pin out diagram, which was found. Thanks. Chad Nelson WI9HF/WRPL979 Janesville Wisconsin 608-754-8671 Send from my spectrum iPhone 16.
By Chad Nelson · #215369 ·
Re: Wanted MTR2000 UHF 100w PA
got a link to the part? [email protected]> wrote:
By Pierre Martel · #215368 ·
Re: Accessory connector on back of TK8302
No you need to open up the KPG software and set them yourself. They're programmable, they aren't fixed so you need to program the pins... did Ken save a copy of your code plug? Chris WB5ITT
By Chris Boone WB5ITT · #215367 ·
Re: UHF Antenna array
OK. Back when it was posted originally, there was discussion, and a comment, that construction details would be garnered and shared. I've been patiently waiting ever since. Chuck WB2EDV
By Chuck Kelsey · #215366 ·
Re: Mastr II 800MHz PA
I'm going to pick up a two 400W 900 meg PAs off of a friend of mine. They were 900 commercial/public service amplifiers. I am not sure what brand they are. I looked at them once and I can't remember
By Joseph Mancino · #215365 ·
Re: Grounding rods
I like Bobs answer, the main thing is drive them as deep as possible, even horizontal if that¡¯s all you can do. I would use stranded copper wire like a #2 and then if possible Cad weld them to the
By John N. Hudson III · #215364 ·
Re: Kenwood TK790 problems
Reseat the control cables, they can get dirty and cause issues. Remember they¡¯ve used these radios in fire trucks and Baja racers along with other trucks that have dirt and grime, they work until
By John N. Hudson III · #215363 ·
Kenwood TK790 problems
Hey guys have a couple of Kenwood TK790's with the same problems. 1 is installed in a truck for several years , and the truck is driven by 1 foreman who is a trusted and valued foreman. The other was
By Howard · #215362 ·
Re: UHF Antenna array
On Sun, May 18, 2025 at 11:38 PM, Jonny Tomlinson KF6PHX wrote: > > It's still there in part. I actually changed out some antennas to the left > last year. > > Jonny. Kf6phx > > Sent from my Verizon,
By Mike Sullivan · #215361 ·
Re: UHF Antenna array
It's still there in part. I actually changed out some antennas to the left last year. Jonny. Kf6phx Sent from my Verizon, Samsung Galaxy smartphone Get Outlook for Android<https://aka.ms/AAb9ysg>
By Jonny Tomlinson KF6PHX · #215360 ·
Re: Grounding rods
PVC conduit through all foundations and some were UFER with the foundation rebar bonded to the ground ring and antenna. All bonds were Cadweld and they were not specifically inspected but we did look
By Mike · #215359 ·