The sophisticated state-of-the-art approach to customers' premises and exchange testing.
The Test Telephone for use in all operating conditions. This robust and reliable equipment was designed to meet British Telecom requirements and is available commercially.
Representing the latest advances in analogue telephone test equipment, including a 10-number memory store, the 290 offers two modes of operation and TX with built-in Ringer for call indication.
The 290 is the ideal answer for engineers who work in exchanges, and or at customers' premises.
- Push button keypad with loop disconnect and DTMF dialing
- Ten number memory store of up to 24 digits (with in-built memory support battery) each plus last number re-dial for up to 24 digits
- Line polarity indication
- High impedance monitoring circuit (more than 20k Ohm) prevents corruption of data travelling on the line during test
- Audible ringer and microphone mute