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T1 / E1 Fiber Optic Multiplexer (1-4 ch.)

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The TC8300 1-4 channel T1, E1 Fiber Optic Multiplexer is often used to link PBXs, Channel Banks, Customer Premise Equipment & M13 Muxes to DSX-1 Cross Connects.

The 8 extra out-of-band RS232 data channels are unique to the TC8300 & are intended for multi-purpose communications such as Dry Contact Alarms or CSU/DSU links. The out-of-band channels can be used for telephone service with the Model TC1900 "Quick-Talk" Phone Extender.

  • 1 to 4 Channels of T1/E1 or Combo
  • Multimode or Single Mode (1300/1550nm)
  • Distances up to 100km
  • Up to 8 Extra Data Channels
  • Built-in Power Redundancy
  • Optional Optic Redundancy
  • No Jitter
  • Local Dry Contact Alarm Relay
  • Individual Local & Remote Loopback
  • Rackmount or Standalone


The TC8300 is a remarkably flexible one-to-four channel T1/E1 Fiber Optic Multiplexer that is frequently used to link PBXs, Channel Banks, Customer Premise Equipment and M13 Muxes to DSX-1 Cross Connects. The out-of-band RS-232 channels can be used for telephone service with the Model TC1900 "Quick-Talk" Telephone Extenders.
TC8300 - T1/E1 Fiber Optic Multiplexer
Click to enlarge


Data Rates
  1. T11.544 Mbps
  2. E12.048 Mbps
  3. RS-232, RS-422 Async56 Kbps
Channel Capacity
  1. T1, E1, or any combination4
  2. RS-232, RS-422, TTL, Dry Contact8
  1. TransmitterLED/ELED/LASER*
  2. ReceiverPIN Diode
  3. Wavelength1300nm MM, 1300/1550nm SM
  4. Fiber Optic ConnectorsST, FC or SC
  5. Loss Budget * - 850/1300/1550nm
  6. Multimode @ 62.5/125µm15dB
  7. Single Mode @ 9/125µm20dB
  1. T1/E1 Connector (100/120 ohm)Detachable Terminal Block
  2. E1 Connector (75 ohm)Terminal Block with BNC Adapter
  3. InterfaceT1/E1 (G.703)
  1. Bit Error Rate1 in 1010 or Better
  1. Dry ContactNormal OPEN
Visual Indicators
  1. Channel StatusRxD, RLOS, LOS, BPV, Alarm
  2. SystemPower A & B, Vcc, VccA, VccB, Alarm
  3. OpticSyncA, SyncB, Optic in Use RxA & RxB, VLIN
* Contact factory for higher requirements
  1. Standard12VDC @1.2 Amp
  2. Optional24VDC, -48VDC, or 115/230VAC external or built-in
  1. Operating-10°C to 50°C
  2. Hi-Temp (optional)-20°C to 70°C
  3. Storage-40°C to 90°C
  4. Humidity95% non-condensing
Physical (TC8300S)
  1. Height(6.71 cm) 2.7"
  2. Width(18.2 cm) 7.2"
  3. Depth(24.9 cm) 9.8"
  4. Weight(1.36 kg) 3 lbs
Physical (TC8300P)
  1. Height(4.5 cm) 1.75"
  2. Width(48.3 cm) 19.0"
  3. Depth(21.9 cm) 8.6"
  4. Weight(2.0 kg) 4.3 lbs
* Contact factory for higher requirements


For more information

Product version may differ from current manual. For assistance or proper manual version please contact Technical Support.