Download Data Sheet - Valiant Communications Limited

VCL-MX Version 3–DLX (Deluxe Version) - 4 E1 Voice & Data Multiplexer
E&M 2 Wire / 4 Wire Voice Frequency Interface (VCL-MX-035)
Number of Channels per Card
2
Interface Type
2W / 4W E&M
Maximum Number of Channels
20
Transmission performance
Fully compliant to ITU (CCITT) G.712 specification
Line Impedance
600 Ω
Voice Channel Frequency
300Hz-3400Hz
Insertion Loss / Gain
-2.0 dB Nominal
Idle Channel Noise
Longitudinal Balance
Overload Level
≤ -65dB
300Hz - 600Hz - ≥ 12dB
600Hz - 3400Hz - ≥ 15dB
≥ 46dB between 300Hz to 3400Hz
+3.14dBm ± 0.5dBm
E & M Signaling Rate
10pps
Return Loss
GEN GEN / Magneto Interface Card
(VCL-MX-1478-GEN)
Number of Channels per Card
Interface Type
Line Impedance
Voice Channel Frequency
Ringing generator frequency
Ring Voltage
Maximum Number of Channels
Transmission performance
Insertion Loss / Gain
Idle Channel Noise
Return Loss
Longitudinal Balance
Overload Level
Valiant Communications Limited - 2006-14
2
Magneto, 2-wire (GEN-GEN)
600 Ω
300Hz-3400Hz
25Hz
75 volts RMS
20
Fully compliant to ITU (CCITT) G.712 specification
-2.0dB Nominal
≤ -65dB
300Hz - 600Hz - ≥ 12dB
600Hz - 3400Hz - ≥ 15dB
≥ 46dB between 300Hz to 3400Hz
+3.14dBm ± 0.5dBm
14