My radio has a lot of mobile flutter as well.  Stationary it works
like a dream, but while I'm in a vehicle, working with a magmount, I
get a lot of flutter on repeaters.

On 7/9/13, Colin McDonald <[log in to unmask]> wrote:
> no, there is no service menu.
> everything is set in the single chip that makes up most of the radio.
> the only access you have to settings is through the menus or through the
> programming software, which is the same menus and not very accessible.
> So, there is nothing you can do as a user or even as a technician to change
>
> what's happening beyond the basic menu settings.
> Everything is set in firmware except one basic frequency offset adjustment
> pot inside the radio.
> This radio is a single chip that does everything, and all functions are
> controlled by firmware...beyond that there is a power amplifier and a basic
>
> user interface system and that's it.
> Your RX frequency could be slightly off kilter and that's why when you get
> flutter it drops stuff out...but again, no way to set that as the internal
> pot is for tx frequency adjustment only.
> Maybe this is a bug with your unit as I haven't heard of anyone else having
>
> this specific issue.  Mine works great on a squelch setting of 3 on both vhf
>
> and UHF both mobile and stationary.
> 73
> Colin, V A6BKX
> ----- Original Message -----
> From: "Michael Thurman" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Tuesday, July 09, 2013 1:52 PM
> Subject: Baofeng uv5r service manu?
>
>
>>I there a service menu for the uv5r? If you know who to get into it even =
>> if it is not the slightest bit blind friendly that is ok. I  need to =
>> adjust the squelch hysteresis if possible. on uhf it works great even =
>> mobile, but on vhf  any mobile flutter weather on my end or the other =
>> station's end of the contact drops out my squelch and then it takes =
>> forever to reopen it.  I can copy a signal perfectly if I  open the =
>> squelch but even with it set to it's most sensitive, which I presume is =
>> 1, it is usable on most of the vhf repeaters even with a good antenna =
>> not he car, or  simplex even with my station's antenna. any other radio =
>> is perfect under the same conditions and antennas, so it is definitely =
>> the radio.  when it is stationary it is very sensitive.   and works =
>> great for public service events through a repeater as long as I am =
>> stationary
>