Called Party Hold Device.
ELECTRONICS ENGINEERING GROUP (1842ND) RICHARDS-GEBAUR AFB MO
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A Called Party Hold CPH device enables a telephone subscriber to hold an incoming call for tracing purposes. This paper describes the affects on AUTOVON of a commercially available CPH device that was in use at Scott AFB. It proposes a solution that will minimize AUTOVON interface problems using a simple dual tone, multi-frequency encoder-decoder scheme. Author
- Non-Radio Communications