»TS-21«  A  "LINEMAN's"  MODERN ELECTRONIC / KEYPAD TEST TELEPHONE
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made by   H A R R I S - DRACON DIV.,  Melbourne, FL / USA   (1990)

  o  1st Cable with 2 CROCODILE CLIPS 
  o  2nd Cable with WESTERN PLUG  (added)
  o  Powered by the Telephone Line
  o  12-KEY-PAD
  o  SWITCH = KeyPad  ON / OFF
  o  SWITCH = Dialing  TONE / PULSE
  o  SWITCH = Mode  T=TELEPHONE / M=MONITOR
  o  BUTTON = POLARITY-TEST  ( GREEN & RED  LEDs )
  o  BUTTON = MUTE
  o  No Beeper - But ringing is heared in MONITOR Mode

     Have a look at OLDER VERSIONS ...

                    Historical Remarks ...
impressum:
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© C.HAMANN       http://public.BHT-Berlin.de/hamann        08/09/10