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TC8618-1 and -2

4 Channel Voice-over-T1/E1 Multiplexer

TC8618-1 and -2
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Features

The TC8618 is a 4-channel Voice/Fax/Modem over T1/E1 Multiplexer that allows network managers the flexibility of leveraging T1/ E1 circuits by adding low cost analog as needed.

Dialing and paging between TC8618-1 (FXS) units is supported, providing customers flexibility for voice calls. The device is economical, simple to install and comes standard with built-in power redundancy.

The TC8618 is available in two configurations:

  • 4-Channel FXS (TC8618-1)
  • 4-Channel FXO (TC8618-2)
  • 4-ch. FXS (TC8618-1) or 4-ch. FXO (TC8618-2)
  • Mux 4 ch. 2-Wire Telephone/Fax/Modem over T1/E1
  • ESF Framing Support for T1
  • PCM31C Framing Support for E1
  • Dialing/Paging between FXS (TC8618-1) units
  • Diagnostic Feature CSU Loop Up/Down Code Supported
  • Very Low Latency
  • Built-in Power Redundancy
  • Rack Mount or Stand Alone

Applications

A low cost and immediate solution, the TC8618 is typically used to link analog telephones or legacy dial-up devices including data modems, fax machines, meters, ATM, and credit card machines over T1/E1.

TC8618-1/-2 - Typical Use Application Application
Click to enlarge

Dialing/Paging is also available in FXS to FXS applications

TC8618-1 and -2 - Voice-over-T1/E1 Multiplexer
Click to enlarge

Specifications

Interfaces
  1. TC8618-14x FXS
  2. TC8618-24x FXO
Connection Capacity
  1. 600 ohm (2-Wire)4 Ports
T1/E1
  1. T1
  2. StandardG.703
  3. Impedance100Ω
  4. Receiver sensitivity0dB to -36dB
  5. Line CodeAMI / B8ZS
  6. FramingESF (Only)
  7. E1
  8. StandardG.703
  9. Impedance120Ω or 75Ω with BNC adapter
  10. Receiver sensitivity0dB to -43dB
  11. Line CodeAMI / HDB3
  12. FramingPCM31C
Electrical
  1. Analog interface Impedance600Ω
  2. Max Input3Vp-p
  3. Frequency band300 to 3400Hz
  4. ConnectorRJ-11
Visual Indicators
  1. Channel StatusRing, Hook
  2. SystemPWR A, PWR B, Vcc, ALM, RMT
  3. T1/E1AMI, RAI, AIS, CRC, BPV, LOS, SYNC
System
  1. Bit Error Rate1 in 109 or better
Alarm
  1. Dry ContactNormal Open/Closed
Power
  1. Standard12VDC@ 1A (12W) for TC8618-1
  2. Standard12VDC@500mA (6W) for TC8618-2
  3. Optional24VDC, -48VDC, 125VDC, or 115/230VAC w/ power cube
Temperature
  1. Operating-10°C to 50°C
  2. Hi-Temp (optional)-20°C to 70°C
  3. Extreme (optional)-40°C to 80°C
  4. Storage-40°C to 90°C
  5. Humidity95% non-condensing
Physical (Standalone Unit)
  1. Height(3.53cm) 1.40"
  2. Width(18.14cm) 7.20"
  3. Depth(24.89cm) 9.80"
  4. Weight(907g) 2.0lbs

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