the quick brown fox jumped over the lazy dog the quick brown fox
jumped over the lazy dog
Take a look at my CORROSION TOPICS
page. Lots of unfortunate mistakes and cures. Complete with
RTTY Article bibliography, click on link:
(not counting most of the test stuff
a really neat little box
this: the 'MBA'
stands for Morse-Baudot-ASCII, and can input
any of its modes, and output
any of its modes. That
means you can translate between speeds on RTTY, or between Baudot and
ASCII, or even between 100wpm ASCII to CW (I suppose-never tried.) It
comes with a Centronics-capable printer port, and current-loop I/O, plus
5VDC ('modified') RS-232
Circuit Data Corp:
Telegraph Signal Analyzer
This test set
was a purchase from Morry, K3DPJ-isn't it gorgeous? It's in as-new
condition, and wonderful for testing RTTY signals of virtually any speed
or persuasion. Thanks Morry!!!
Contemporary Technology, Inc (CTI): No photos yet
This is a CW-RTTY interface, similar to the ST5.
No photos yet
Regenerative TU and companion:
Baudot- ASCII Code Translator
Flesher:No photos yet
w/factory cabinet ; plus 1 set orig.pc boards
FSK Receiver (TU)
photos (of MY
stuff) yet for HAL
boards (autostart/etc);Circa: 1970.
Check this link to
a great page on the development and workings of the
(by proxy) also explains a lot of what's what with the
plugs-into your PC, provides all the usual
modes, plus CLOVER;
low cost RTTY demodulator;
high performance RTTY demod.w/CRT;
probably the best
"ordinary" single channel RTTY TU ever made,
frequency RTTY TU (terminal unit).Purchased 'surplus' several
years ago, as NOS (New Old Stock), in original factory carton. It
included the original, separate, operation
The service manual was usually a $100.00 option.
firmware revision is 2.0,
which is available from HAL for ~$50.00, in the form of 2 EPROMs. Tunable
in 1 Hz increments
for both HI & LO frequencies, the modem in the
ST-8000 is widely
regarded as the best non-DSP unit ever
built for a HF radio teletype TU
The current list price from HAL for this unit is
Also I have 6
Northern Model 174 Type 1 Dual Diversity TU; a
Switzerland(!) for $25 plus air freight (don't ask!) plus a
U.S. Navy OCT-2 Type CHZ-60170 Frequency Shift
M-14 TD; M-15
(TV-7 WX Unit);
TT-4B/TG: Teletypewriter, Lightweight,
Portable, Keyboard and printer, 20/60 ma loop, half or full duplex, 60,
66, 75 or 100 wpm, 105-125 VAC 50-60 Hz, 97 Lbs, TM 11-5815-206-12.
machines work except possibly the M-28...
I had to just put it in storage when I got it. I also have a couple of
Kleinschmidts in storage that may be worth fixing up. I obtained the
TT-4B back when I was
in ARMY MARS, and took the MIL refurb-depot wrapping off the box myself.
It's a jewel!!!
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