[aprssig] TNC-X anyone?
John Hansen
john at hansen.net
Mon Aug 28 11:05:00 EDT 2006
Eric Weber wrote:
> --- Jason Winningham <jdw at eng.uah.edu> wrote:
>
>> On Aug 27, 2006, at 9:09 AM, Joel Maslak wrote:
>>
>>> Is anyone using the TNC-X for APRS? (
>>>
>> http://www.tnc-x.com/ )
>>
>> T2 has a
>> _lot_ more functionality - digi, KISS, command mode,
>> APRS decode for
>> plotting stations on an NMEA or Garmin GPS. TNC-X
>> is strictly a KISS
>> TNC.
True, but it is a true KISS TNC. It can handle packet lengths 1K in
length and it has a significant transmit buffer that allows it to
continue to take in outgoing data while it is waiting for a busy
frequency to clear up (note that KISS does not support flow control, so
the data will keep coming!). If the only thing you ever want to do with
it is APRS, these things may not matter (or they might, if you are
digi-ing on a busy frequency). For other applications they certainly will.
John W2FS
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