[aprssig] mic-e: technical info or source code ??
kristoff.bonne at skypro.be
Wed May 29 16:58:48 CDT 2013
Hi Scott, (and everybody else).
I'm sorry. I think I mixed up the "mic-e application" (i.e. send a APRS
packet at the end of a transmission on an analog repeater) and the
Issue solved. Thanks!
kristoff - ON1ARF
On 29-05-13 22:57, Scott Miller wrote:
> Mic-E is just one format of APRS, which is normally used over 1200 baud
> AX.25. You'll want to look up the APRS specification.
> There are plenty of open source APRS clients out there. My OpenTracker
> series will decode Mic-E, but won't encode it because I feel that Base91
> is a better solution. The devices will still work as mic encoders,
> sending a burst when you unkey, just not in the format normally referred
> to as Mic-E.
> On 5/29/2013 1:28 PM, Kristoff Bonne wrote:
>> I'm trying to find the technical documentation on the mic-e protocol.
>> (i.e. the 300 ms burst to be send at the end of a voice transmission on
>> a repeater).
>> There is a webpage on info.aprs.net, but that does not even mention the
>> modulation scheme, baudrate, etc.
>> Is the open-source code available for decoding and encoding mic-e
>> transmissions? Is there an open-source hardware implementation of it?
>> kristoff - ON1ARF
>> aprssig mailing list
>> aprssig at tapr.org
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