Call progress tone generator software for telco engineers
CPT-Master provides convenient generation of Call Progress Tones for telephony developers and telco engineers.
Based on the World Tone Database, with around
1,700 records for over 190 countries.
CPT event processing
VoIP, PBX and telco engineers use CPT-Master as a PC-based tone generator in their test setups to verify correct behaviour of telephony equipment and software. Comprehensive testing with accurate as well as non-ideal frequencies and/or timings is possible, since CPT-Master is able to generate custom tone frequency/cadence combinations.
CPT data review
Engineers at Radisys Corporation used the optional ToneSet Export feature in CPT-Master, together with custom reporting, to supplement and review their in-house data.
Dial tone immunity of DTMF decoders
DSP engineers at Freescale Semiconductor, Inc. used the optional ToneSet Export feature in CPT-Master to quickly and easily generate a set of international dial tones which they used for testing dial tone immunity of DTMF decoders.
World Tone Databasetm offline version
A number of subscribers to the World Tone Database rely on CPT-Master as an offline version of the web-based service.