Optical Fiber Talk Set TW4103

Fiber Testing Instrument

Optical Talk Set TW4103

Optical Talk Set TW4103 is an intelligent and efficient instrument that combines in one set the functions of both a digital optical phone and a stabili zed light source. It is widely used in operations of installation, optical testing, maintenance and fiber attenuation value testing in data network, CATV and Telecommunication network. The TW4103 Talk Set can carry out full-duplex communication with high quality connection and not be affected by distance.







  • Full-duplex digital communication with high quality conversation connection and low background noise
  • Together with Optical Clip-on Coupler, enables on line communications available
  • Combining functions of both a digital optical phone call and a stabilized light source.
  • Large LCD display with backlight
  • Low battery power indication
  • Maintenance in Telecom
  • Maintenance CATV
  • Test Lab of optical fibers
  • Other Fiber Optic Measurements


Type TW4103
Wavelength(nm) 1310/1550
Emitter Type FP-LD
Transmission Distance =80km
Dynamic Range =80km
Dynamic Range 40dB
Output Power -5~-7dBm(9/125um), CW or 2KHz, 1KHz, 270Hz Modulation
Output Stability ±0.1dB/±0.25dB(1/8hrs) CW
Power Supply Rechargeable Battery + Power Supply Adaptor
Battery Operating Time 5 hours
Optical Connector FC/PC
Operating Temperature( ) ℃ -10 ~ +60
Storage Temperature( ℃) -25 ~ +70
Dimension(mm) 215X115X55
Weight(g) 520
Remark: Techwin also provides Fiber Optic Clip-on Coupler device according to customers needs.
TW4103 TW4103 Optical Talk Set(pair), Protective Rubber Boot, Headset, Rechargeable battery, Power Supply Adaptor, Instruction Manual, Cotton Tampon and soft carrying case.

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