Digital Teleportation Equipment

Number of Interfaces	1
Conformity (Electrical)	G.703 (E1)
Frame Structure	As per ITU (CCITT) G.704
PCM Sampling Rate	8000 Samples/sec
Bit Rate	2048 Kbps ± 50 ppm
Code	HDB3
Nominal Impedance	120 Ohms balanced / 75 Ohms un-balanced (any one option only)
Peak Voltage of a mark For 120 Ohms Balanced interface 75 Ohms Unbalanced interface	3.0 V ± 0.3 V 2.37 V ± 0.237 V
Nominal Pulse Width	244 ns
Pulse Mask	As per ITU (CCITT) Rec. G.703
Output Jitter	< 0.05 UI (in the frequency range of 20Hz to 100 KHz)
Permissible Attenuation	6 dB at 1 MHz
Return Loss at: 51.2 KHz to 102.4 KHz 102.4 KHz to 2048 KHz 2048 KHz to 3072 KHz	> 12dB > 18dB > 14dB
Jitter Tolerance	As per ITU (CCITT) G.823
Loss and recovery of frame alignment	As per clause 3 of ITU (CCITT) G.732
Connector	RJ45 / BNC (any one option only)
Brand	As per requirement.