Also do you have the correct version of .NET installed or enabled? Joe M.

Are you installing the correct version of Sentinel for the scanner you have? What is the exact error? Joe M.

Mine took a while to pair (would have been easier if I had not misplaced the instructions), but once paired it works great. The online manual I found said the LED is green (RX) or white (TX) but mine

I also got that one. It is OK, but not great. Also rather large compared to units I have had in the past. I'm currently awaiting delivery of a "Hagibis Bluetooth 5.0 Transmitter Receiver, 2-in-1 Wirel

Which one did you try? Joe M.

PA State police have been encrypted for about 20 years. Some PA municipalities have encrypted, but using them to say everyone is doing the same is no more accurate than using the few who have recently

I don't think I've heard that they stopped, but I do not know. Joe M.

Low sensitivity on UHF. Only early units had that issue, and then not all of them. I had one that did and one that did not. Joe M.

That is sorta meaningless without a timeframe. A year ago I heard a couple months was the norm. Last fall, I heard two weeks was the norm. I have not heard anything from the past few months. Joe M.

Obvious question: How does the 15 compare to the 536? If there is much of a difference, I would say there is an issue with the 15. S-meters, while they at one time were reliable indicators (pun intend

SDS200s for an upgrade, or new 536s. Joe M.

Try turning the mute off, then read the scanner, then write back and see what happens. It could be a part of the RAM in the scanner going bad. That unit is only what? 20 years old? Joe M.

Someone recently posted they got their Whistler scanners repaired there. Joe M.

G&G in New York? Joe M.

Nearly all (if not all) the Unidens mute P25 encryption. Joe M.

Then you will have to use the menu to set the scan selection to scan them. MENU SET SCAN SELECTION SELECT LISTS TO MONITOR (scroll through them and turn on the ones you want to monitor) Joe M.

Did the seller assign Quick Keys to them? Joe M.

If it's a single zone simulcast system all the sites will have the same frequencies so you only need put it in once. If they have multiple zones you can program any that might be in range of your moni

If you are in Cleveland (or any other urban area) or very close to a busy tower, the unit will scan slower due to RF saturation. If you are in a rural area, it will scan faster. Joe M.

That depends on your RF environment (for any scanner). Joe M.