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Fiber Optic Modem FMUX/B-V

Optical Transceiver Parameters

Fiber Optic Modem FMUX/B-V Features:
  • Multi mode, single mode or single-fiber fiber link up to 150 km
  • V.35 interface with data rate up to 8.192 Mbps
  • Full duplex synchronous mode
  • Digital, remote and line loopbacks
  • Integrated BER tester
  • Dry contacts alarm interface
  • Stand-alone or rack-mount
  • AC or DC power
  • Certificate N OS-6-SP-1998

FMUX/B-V is a high speed (up to 8 Mbps) Fiber Optic Modem with synchronous digital interface. The device supports point-to-point full duplex synchronous links with selectable data rates up to 8.192 Mbps at ranges longer then any copper modem can achieve (more then 100 km). V.35 interface has the standard M34 female connector. The modem can be equipped with different optical transceivers.

Currently available models are listed in Prices. Please, contact technical support if you are unsure which model to choose.


Data Rates on Digital Interface 64, 128, 256, 512, 1024, 2048, 4096 and 8192 kbps, Selected by Switch
Loopbacks Digital, Line, and Remote Loopbacks
Dual Remote Loopback support Yes
Timing Sources INT (Oscillator), EXT (Digital IF), RCV (Optic Receiver)
Built-in BER Tester Yes
Alarm Interface
Connector Type 6 Pins Mini-DIN
Relay Contact Current up to 250 ma
Relay Contact Voltage up to 175 VDC

Optical Transceiver Parameters

Specification TM13 TS13 TS15 TW13 (TW15) TWH13 (TWH15)
Fiber Type Multimode
Single Mode
Single Mode
Single Mode
Single Mode
No. of Fibers Two Two Two One One
Minimum Fiber Optic Cable Power Budget 13 dB 29 dB 29 dB 26 dB 18 dB
Fiber Optic Cable Minimum Length Limitation No No No No No
Maximum Fiber Optic Cable Length (depends on cable parameters) 2 - 5 km 40 - 80 km 80 - 150 km 40 - 60 km 20 - 40 km
Note TW13 and TW15 optical modules must be used in pair TWH13 and TWH15 optical modules must be used in pair
Transmitter Type LED FP LD DFB LD FP LD (DFB LD) FP LD
Wavelength 1310 nm 1310 nm 1550 nm 1310 nm (1550 nm) 1310 nm (1550 nm)
Optical Output Power -19 dBm -5 dBm -5 dBm -8 dBm -14 dBm
Spectral width 200 nm 3 nm 1 nm 3 nm (1 nm) 7,7 nm (2,5 nm)
Maximum Input Optical Power -14 dBm -3 dBm -3 dBm -3 dBm -3 dBm
Receiver Sensitivity -32 dBm -34 dBm -34 dBm -34 dBm -32 dBm


Some of the documents are in Adobe® Acrobat® Reader® format

PDF  FMUX/B-V with interface V.35 - User's Manual in Russian
PDF Справочник по интерфейсным кабелям Cronyx.

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