[chirp_users] Settings to match Motorola PL tones

David weather at lightingunlimited.com
Wed Jun 8 15:04:36 PDT 2016


Now all we need is for Baofeng to make 800 band radios.


On 6/8/2016 3:45 PM, Trevor Holyoak wrote:
> I haven't heard of that problem either. And the Baofeng radios are 
> extremely common on the repeaters in my area. In fact, the only tone 
> problem I've heard of (other than people simply not having it on when 
> it's required) is with Yaesu radios using WIRES.
>
>> W Paul Mills <mailto:AC0HY at WPMills.com>
>> Wednesday, June 08, 2016 9:30 AM
>>
>> I have never had this problem with any I have seen. And I have seen 
>> dozens.
>>
>>
>> Tom Hayward <mailto:tom at tomh.us>
>> Wednesday, June 08, 2016 9:13 AM
>>
>> I would be more suspicious of the Baofeng being off frequency. I have
>> heard reports that Baofengs will not work with the DTMF decoders on
>> some repeaters due to transmitting off-frequency DTMF tones. It would
>> not surprise me if the CTCSS/PL tone was also off. Motorolas tend to
>> have very good CTCSS decoders (meaning they'll reject off-frequency
>> tones), so you're likely to see a problem like this surface more when
>> using a Motorola than a Baofeng receiver.
>>
>> Tom KD7LXL
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>> W Paul Mills <mailto:AC0HY at WPMills.com>
>> Wednesday, June 08, 2016 8:58 AM
>>
>> Sounds like your tone frequencies do not match. Perhaps the Motorola is
>> not really on 67 Hz.
>>
>> Look here <http://www.miklor.com/uv5r/UV5R-ToneScan.php> for how to scan
>>
>>
>> /*************************************************
>> * Amateur Radio Station AC0HY *
>> * W. Paul Mills SN807 *
>> * Assistant EC Alpha-1 ARES Shawnee/Wabunsee, KS *
>> * President Kaw Valley Amateur Radio Club *
>> *************************************************/
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>> Jeffrey <mailto:fongemie at gmail.com>
>> Wednesday, June 08, 2016 8:15 AM
>> Thanks Rick.
>>
>> I just tried setting Tone Mode to "Tone" with a tone of 67.0 it the 
>> UV5R was able to receive from the Motorola, but the Motorola could 
>> not receive from the UV5R.
>>
>> "*Tone*: A single CTCSS tone is transmitted, receive squelch is open 
>> or carrier-triggered. The tone used is that which is set in the 
>> *Tone* column.:"
>>
>> So, if I read this correctly, the Motorola radio transmission is open 
>> to everyone? And will filter out everything that does not transmit 
>> with the correct tone?
>>
>> Tone mode as "Tone" should work if I have the correct tone, and the 
>> radio is sending it correctly. Right?
>>
>> Jeff
>>
>>
>>
>>
>> -- 
>> ______________
>>
>> Jeffrey Fongemie
>>
>> <http://instagram.com/jfongemie>
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>> Rich Messeder <mailto:rich.messeder at gmail.com>
>> Wednesday, June 08, 2016 7:55 AM
>> I think this is a good question. I have recently acquired 2 BaoFeng 
>> UV-5RTP. I have programmed them "successfully", but not tested the 
>> results.
>>
>> Here is my take on it.
>>
>> I think that CHIRP allows the user to select TSQL, indicating that 
>> the ToneSql value is used for repeater access. It is unfortunate that 
>> we all don't use the same terms. I opine that CTCSS is the same thing 
>> as PL; one is a generic term and the other a vendor term.
>>
>> I understand that Tone in CHIRP is used for receive. If you have Tone 
>> selected, then the sender must use the agreed tone to open your 
>> squelch. For repeaters, I am not sure that all repeaters use tone 
>> (PL, CTCSS) on transmit, as they do on receive. A repeater first 
>> senses the carrier on the inbound freq, and then look for the PL tone.
>>
>> My impression is that many radios do not (can not) use PL codes 
>> /from/ a repeater that are different from the sending PL tone.
>>
>> Now to 2 radios.
>> The sending unit must send the same tone that the receiving unit is 
>> filtering on. So if you are both working simplex, and you both have 
>> tone squelch enabled and are using the same PL|CTCSS tones, it should 
>> work. I might try that later today or tomorrow if I have the time.
>>
>> From
>> http://chirp.danplanet.com/projects/chirp/wiki/MemoryEditorColumns
>> Tone
>> This sets the CTCSS tone to be transmitted if the Tone Mode is set to 
>> Tone. In Cross mode, it has additional meanings (see description of 
>> Cross Mode for more details).
>>
>> ToneSql
>> This sets the CTCSS tone to be transmitted and used for receiver 
>> squelch if the Tone Mode is set to TSQL. In Cross mode it has 
>> additional meanings (see description of Cross Mode for more details).
>>
>> I too have used TSQL for many entries, and now wonder if I should be 
>> using Tone, because I want to trigger the repeater with a PL tone, 
>> but then want the reply no matter what.
>>
>> ~R~ NE1EE
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>>
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>
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