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  • E51MWA QRT | QRZ Forums
    E51MWA QRT Discussion in ' Contests, DXpeditions, QSO Parties ' started by K2HAT, Oct 15, 2025
  • What is companding - RadioReference. com Forums
    That link is only a partial explanation, where it concerns PCM multiplexing onto things like T1 telephone trunks The A law and μ law encoding mentioned in the article are specifically used in digital telephony, A law being the European standard, and μ law being the North American standard In the analog world, companding is a means if mitigating the effects of a communications channel that
  • A8OK, Liberia 2024 | Page 2 | QRZ Forums
    A8OK, Liberia 2024 Discussion in ' Contests, DXpeditions, QSO Parties ' started by EA1CS, Mar 1, 2024
  • Lake McConaughy - RadioReference. com Forums
    What frequencies do the Park Rangers at Lake McConaughy use?
  • Pro-2022 Docs Needed | RadioReference. com Forums
    Hello and thanks for reading My trusty old Pro-2022 has gone deaf after many years of faithful service I am in need of a schematic to help trouble shoot the problem Does anyone have a source for this material on the web?? Of course, a service manual would be best, but I think a schematic
  • icom ic-f60 - RadioReference. com Forums
    hi, i am thinking about buying the icom ic-f60 and i was wondering aside from the trunking capabilities how does it stand up to a motorola ex560? and how is the audio?
  • ADP encryption motorola - RadioReference. com Forums
    SCPD QRT Joined Feb 24, 2001 Messages 0 Reaction score 111 Location Virginia Aug 8, 2017 #3 I have it set in astro in the personality when i tx shows on scanner talk group and id when i switch it over just beeps on tx but it all should still be an astro Sent from my LG-H343 using Tapatalk
  • 3Y0K, Bouvet 2026 - QRZ Forums
    Do any of their activities pose any risk to the DX-pedition having to QRX or QRT to do Search Rescue if someone in this 'private group' gets into difficulties?
  • P25 control channel - RadioReference. com Forums
    Sure - but that really wasn't the question The system won't work unless there is a control channel present (or one frequency or another) at all times But if we want to get into more detail - I believe the radios will still work if the control channel goes away but at that point radios default selected talkgroups to fixed frequencies - but at that point it's no longer a trunked system
  • Mt 1000 - RadioReference. com Forums
    Hello everyone, thanks for all of the info from my last thread I have a new question involving MT 1000 What can be done with them? Can they be reprogrammed or are they useless radios? PM if you want, just curious about them We have a whole bunch of them sitting around the dept because we





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