sensitivity

  1. radioman2008

    436/536 RF overload from nearby ham radio damage resulting in receiver fail. Q2 and Q3

    Greetings. I have multiple 436/536HP scanners. recently I keyed up a ham radio transmitter where its antenna was within a foot or 2 of the scanner antenna and it damaged some of the 436/536 receivers. some scanners no longer receive anything, others sensitivity is reduced significantly. one...
  2. F

    TK-780 K vs K2 Sensitivity on 2 Meters

    Has someone checked the SINAD of these radios at the bottom of the 2m band to see if there is an appreciable difference? If you had a K2 radio on APRS, or perhaps as a repeater receiver, and you replaced it with a K radio, would there be a significant difference in receiver performance? Or is...
  3. G

    Retevis H-777 How to set VOX Sensitivity?

    Hi all, Today I received my Retevis H-777 2-way radios. It shows that there are five levels of VOX sensitivity, but does not show how to adjust it. Does anyone out there have any experience with this, or similar, radio(s) that can help? Thanks!
  4. T

    xts5000 RX sensitivity optimization

    Hello, I have a question regarding whether the "squelch (fine tune)" option in the conventional personality windows of the CPS have any effect on digital P25 operation. I can't seem to find the answer in the help. I am actually running a UHF R1 into the R2 band for receive only operation...
  5. M

    New PSR-600 owner - Little disapointed

    Just received ny PSR-600 today and am a little disappointed in the sensitivity. Am in Buffalo, NY and with my Bearcat 15 and my Bearcat 396xt I can listen to the Canadian Bell Fleet-net system. Can't get anything on the PSR-600. It's a VHF system. Think I'm doing everything correctly. But I...
  6. R

    GRE PSR-500 any good for me?

    OK, so I know what the PSR-500 is capable of in terms of trunking, digital modes, freq coverage and so on. However I have a hesitation about purchasing one based on my current experiences with a GRE made Radio Shack Pro 97. My concern centers around the sensitivity & selectivity. Here in...
  7. wireless_friendly

    RF Perfomance of new models (BCD396XT, BC346XT, BCD996XT, BCT15X)

    UPMan, Please clear situation with new Uniden scanners: BCD396XT, BC346XT, BCD996XT, BCT15X. Whether any changes have been made in RF Front End/IF units to improve dynamic range, sensitivity, selectivity & etc?
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