[chirp_users] UV 5R Tone Squelch

[Tom Barton]

Exactly what I'm seeing.

That's why I asked if anyone has found that timer, and can it be 
changed? or is it a firmware/chip shortfall...


On 2/21/2015 11:09 AM, Tom Consodine ND5Y wrote:
> Menus 35-37 will have no effect.
>
> If the UV-5R is programmed to receive PL tone or DCS code (Menu 10 or 11
> set) and the transmitting station drops the PL tone or DCS code with out
> making a 55 Hz PL STE tone or 134.4 Hz DCS turnoff code then the squelch
> on the UV-5R will remain open for about 2 seconds.
>
> On most real radios when this happens the squelch closes within 1/2
> second or less.
>
> There is nothing you can do to change that.
>
> It is either a poor engineering design or due to limitations in the
> RDA1846 SDR transceiver chip.
>
>
>
> Tom
>
> On 02/21/2015 09:49, Jim Unroe wrote:
>> On Sat, Feb 21, 2015 at 10:17 AM, Tom Barton <tbarton at hvc.rr.com> wrote:
>>> I'm using a few UV 5 R's on a commercial UHF repeater. The frequency is
>>> a bit congested. Here's the problem - The UV 5R seems to hold the
>>> squelch open for about 2 seconds after the repeater (and thus the tone)
>>> drops. Is there a timer that anyone has found that determines the time
>>> that the squelch is held open after the tone drops? This is most
>>> annoying to hear snippets of other companies transmissions - especially
>>> one digital repeater.
>>>
>>> Thanks for any input.
>> What happens if you turn of menu 35, 36 and 37?
>>
>> Jim KC9HI
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