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Home » Products » TELEPHONE LINE TESTER » Telephone Line Tester

Telephone Line Tester

Telephone Line Tester
Telephone Line Tester
Product Code : ST230E
Brand Name : VTECH
Product Description

 Telephone Line Tester 

ST230E Line Tester, as a multi-functional tester, due to the dumbbell shape, it can be put on the shoulder during operation, which can enable the operator to deal with other work conveniently at the same time. What is more, the operator can even go climbing as it can be hung in the tool belt of waist by the pothook. Regarding the material of shell, it can be waterproof (IP41), dustproof, anti-break and enjoys high reliability. 

 

Main functions and features

Dial, Talk and Receive calling (As normal telephone)

Monitor

Identify ADSL/ISDN service

Storage phone number

Tone/Pulse dialing mode switch

Mode selection DTMF / Pulse

Pause

Redial

Mute

Polarity identify

AC Voltage Protection

Adjust the volume

Inside rechargeable battery

 

Technical specifications:

Index

GB/T15279-2002

Ring distance (Km)

2

Open resolution (Km)

2

Monitoring resistance (MΩ)

1

Loop resistance(KΩ)

2.2

Talk mode resistance(Ω)

200

DTMF Output:

Tone Output   

194 mV ( -12 dBm)

Distortion to Tone Level

-20 dB

Frequency Error

+/- 1%

Level per Tone Pair

-8 dBm Min

High versus Low Tone

4 dB Max

Level Variation

+/- 5 dB

Battery

Rechargeable 9V NI-MH battery

Relative humidity

10%~95%

Temperature      

Oper –10 to+55 c, Store –40 to+70 c

Shock resistance

Drop 7 metters

Environment noise (dB)

≤60

Atmospheric pressure (Kpa)

86~106

Weight (kg)

0.5

Dimension (mm)

232*73*95

 



V-TECH COMMUNICATIONS
1st Floor, SCF-57-58, Huda Market, Sector-29, Faridabad - 121008, Haryana, India
Mr. Rohit Gupta
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