[GreenKeys] For Sale

[Keith Densmore]

Merry Christmas group,
This ad appeared on our Swap List.

If the items are of interest to anyone please contact me off list. Thanks.

*For Sale* (last updated 2020-12-21, listed 2020-11-22)
Manufacturer: *Control Data Computing devices*
Model: *SDA-103 Sig. Dist. Meter TTY*
Price: $50.00 This is a Control Data, SDA 103 signal distortion meter. It
will measure distortion on RS-232 or 60 / 20 ma dc loops (T-R-S jacks) . It
is particularly good for setting up the signal generator contacts on a 28
or 35 TTY. I have the complete service manual including all schematics. The
input is a BNC and included is an external RS-232 adapter. There are twelve
preset baud rates that can be selected.
It was built in Canada and is in excellent condition. Everything works as
it should.
$50.00 plus shipping or P/U in Waterloo Ont.
*For Sale* (last updated 2020-12-21, listed 2020-11-22)
Manufacturer: *Control Data Computing devices*
Model: *TMG-303 Test Msg. Gen TTY*
Price: $75.00 This is a Control Data TMG-303 test message generator. It
will output "The Quick Brown Fox" message or any two characters that you
select.
It will work on 60 / 20 MA DC loops (T-R-S Jack) for TTY testing or RS-232
terminals / modems, ASCII, Baudot, EBCDIC, BCD. There are 12 preset baud
rates but that can be changed by moving diodes on a PC board. It can be
externally clocked as well. Output is either Cont. or stepped. Up to 45%
distortion can be selected. You can select various bias from mark, Sw. or
space. Included is an external RS-232 adapter cable I have the complete
manual for it including all schematics. It is in excellent condition and
everything works as it should.
$75.00 plus shipping or P/U in Waterloo Ont.
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