Mini handset for testing phone lines
Mini handset for testing phone lines
LAN-TELESET-50
The LAN-TELESET-50 test phone handset is designed for testing analog phone lines. The handset operates in high impedance mode, which allows you to connect to the phone line without noticeable distortion, has pulse and tone dialing modes, and three-level speaker volume control.
Main features:
- Speakerphone.
- Tone and pulse dialing.
- Memory storage for 12 dialed numbers.
- The last called number redial.
- Ability to insert a pause in the dialing number.
- High impedance mode.
- Switching to silent mode.
- Line polarity LED indicators.
- Automatic muting of the device speakers after 5 minutes of inactivity.
- Three volume levels (high, medium, low).
- Loud ringing.
Description

Technical specifications:
- Range of conditions (values) when testing for insulation resistance: 0 to 10MΩ (4 subranges).
- Calling distance ≤ 1 km.
- Line break detection range ≤ 3 km.
- Two-tone multi-frequency dialing uses GB/T 15279-2002.
- AC high voltage check:
| AC voltage | Checking distance |
| 220 V | ≥ 0.1m |
| 10 kV | ≥ 4 m |
| 35 kV | ≥ 8 m |
- Power: regular 9-volt batteries (not included),
- Dimensions (mm): 146х54х37,
- Weight ≤ 220 g.