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Telkom Test Products

Test telephone and cable tracing

The Telkom test telephones consist of the 295B basic telephone and the 850 handsfree telephone. The 295B Basic telephone product provides basic handset telephone communication. The product provides a standard PSTN interface, user interface and handset vocal interface to allow the user to originate or answer standard PSTN calls. The 850 Handsfree telephone product provides both handset and handsfree telephone communication. The product provides a standard PSTN interface, user interface and handset and/or handsfree vocal interface to allow the user to originate or answer standard PSTN calls. In addition both the products feature on-hook audio line monitoring, PSTN line polarity indication, automatic on-hook/ power-off and integral ADSL digital line filtering to allow use on standard PSTN lines.
The Telkom cable tracing set consists of the AM5 tracing amplifier and TG5 tone oscillator. The AM5 and TG5 are used together to allow telecom cable routing to be established.

Telkom
Product Information

Designer Systems developed the hardware and firmware which includes the following features:

  • Ultra low power 'nanoWatt' PIC18 microcontroller designs.
  • On-hook audio monitor with speaker amplification on the 850 telephone.
  • Internal ADSL filtering.
  • Ultra Hi-Z on/off hook line polarity LED indication.
  • Ten [10] configurable ringer melodies.
  • Quick change cord and battery.
  • Designed for Telkom International, for more information: Test Equipment

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