Though many of us will never have experimented with it, most readers should be familiar with DTMF as the tones used by the telephone system for dialling. If your youth was not misspent mashing 4-4-2-6 ...
Fashioned for use in telemetry and telephone-based information systems, the CMX865 DTMF codec and FSK modem IC offers multi-standard signalling capabilities. The codec exhibits reliable immunity to ...
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