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News flash... AOR widget: PSK31 without a PC...


 

Folks...

Good news...

AOR (the scanner people who also make spectrum displays and DDS VFOs
for Collins gear) have a nifty new widget on the market: the TDR370
"Multimedia Terminal" that does PSK31, RTTY, (no CW) etc. and offers
audio DSP filtering. Built-in LCD display.

See

This device only requires some computing device to run a dumb
terminal program, meaning that a Palm device, which really doesn't
have enough MIPS for PSK31, can be used as the "user interface".

In many ways, though, this is like many other Japanese products out
there that show their designers are clever but a bit "unclear on the
concept": the TDR370 can *read* PSK31, RTTY, etc and display it on
its LCD - grrrrreat! But to *send* PSK31 one needs to connect a
external computing box running a terminal program of some sort. It
would've been tricky-nifty for them to put a PC keyboard port on this
box so it was a standalone unit, no other engine (PC, PalmPilot,
etc.) necessary.

Perhaps there's still a chance for this to be done right: a little
8051/PIC/6805 could translate PC keyboard commands to ASCII serial
(if no menus were in the way) and then we'd have a complete solution.

73 Bill N6AOT
San Mateo, CA


Johan Bodin
 

Bill,


Perhaps there's still a chance for this to be done right: a little
8051/PIC/6805 could translate PC keyboard commands to ASCII serial
(if no menus were in the way) and then we'd have a complete solution.
The "complete solution" is already available thanks to the hard work of
Graeme Zimmer, VK3GJZ. Have a look at:



Requires some soldering though...

73
Johan SM6LKM