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|Accessory Type||LSA Plug|
|For Use With||DSTS 2 Test Telephone|
Quickly find other suitable products by removing those features above which are not essential and clicking Find.
Dual Standard – DSTS 2 with DSP
The DSTS 2 first introduced in 1988 has remained a favourite with many telephone administrations around the world because of its reliability and ease of use. Since its introduction, the design has evolved in line with changes in the technology and services deployed in the telephone network to its present form incorporating DSP technology.,Digital Services Protection (DSP) Test Telephones are designed to operate safely in situations where telephone wiring may be carrying Digital traffic, Voltage feed to remote electronics or Hazardous voltages that result from fault conditions or misuse of the cable
Digital circuit safety
Excessive voltage alarm
No Battery Required
Last Number Redial
High Impedance Monitor at normal listening levels
High monitor level
High impact resistance
High chemical resistance
Easy non slip shoulder placement
Redial in Tone and Pulse
Timed Break Recall (Flash)
Ground Start/ Earth Calling
Full operation at 10mA
Protection against direct battery connection
Belt clip/hanging loop
Crocodile Clips (not included, order separately)
300mm long lead terminated by 608A UK socket and 3 crocodile clips (earth lead is 430mm).
Krone LSA Plug (not included, order separately)
235mm long lead terminated by 608A UK socket and a Krone LSA plug with an earth crocodile clip.
|D.c. Parameters||50V, 200Ω|
|Max Line Resistance||4KΩ|
|Current Range||10mA - >90mA|
|Impedance (Return Loss)||>16dB 300-3.4KHz|
|Dialling||Loop disconnect, DTMF, LNR|
|Transmission||Auto gain control
Max. o/p limitation 1.4V rms.
Roll, off above 4KHz
|Reception||Acoustic shock protected
|Cordage||CW1311 cordage with 431A plug|
|Safety||Cord - case insulation. >50MΩ
Protected against 50V raw battery indefinitely Lighting induction protection
|Standards||BS 6317, BS 6305, BS 2011|
All the telephones in this range have a high impedance passive monitor, last number redial, tone-pulse dialling and time-break recall.