MX-COM Inc
Global Call Progress Detector
CML Microsystems Plc
DELTA MODULATION CODEC meets Mil-Std-188-113
MX-COM Inc
Line-Powered Call Progress Tone Detector
MX-COM Inc
PCN/PCS DELTA MODULATION CODEC
MX-COM Inc
DELTA MODULATION CODEC meets Mil-Std-188-113
Microsemi Corporation
Call Progress Tone Detector
MX-COM Inc
Telephone Subscriber Pulse Metering & Anti Fraud Tone Processor