Clear-Com HX System Frames - Manual (Page 104)

The E1 specifications are:
• HDB3 Encoding.
• Long Haul Receive Signal Level.
• E1 120 Ohm Transmit Pulse Amplitude.
• Balanced.
• 120 Ohm Line Impedance.
• No Signaling.
• G.711 or G.722 64 kbit/s Audio Encoding.
• Tx Clock locally generated.
• Rx Clock Line Recovered.
Figure 33: Matrix to Matrix direct E1 Trunking shows E1 trunking using a direct connection
between the matrices using a CAT-5 crossover cable. The E-QUE interface should be set to
E1 Direct in EHX hardware setup.
104 Eclipse HX-Omega User Guide