Product Description
We are specialized in producing
LAN cable, patch panel, keystone jack, patch cord, cable management, modular plug, faceplate, network cabinet, PDU and much more since 2000
Features:
It is used for separating voice signal and ADSL digital signal from telephone signal, it can protect the voice signal and ADSL digital signal from the interference of a telephone and a fax machine
Specifications:
Tip to ring |
Pots-3dB, cut-off frequency |
7/8kHz |
Pots pass ripple loss |
(20Hz to 4kHz) ± 0.5dB |
Attenuation |
30-300kHz ≥ -65dB, 30-1104kHz ≥ -55dB |
DC resistance each line |
12.5 Ohms (maximum) |
Insertion loss (200Hz to 4kHz) |
-0.5dB (maximum) |
Return loss |
300-500 ≥ -16, 500-2, 000 ≥ -18, 2, 000-2, 400Hz ≥ -18dB |
Longitudinal balance (CMRR) |
|
200Hz-1kHz) |
-58dB (minimum) |
3kHz |
-53dB (minimum) |
Pots loop current |
100mA DC |
Envelope delay distortion (0.2 to 4.0kHz) |
100u seconds (maximum) |
Impedance (300Hz to 3.4kHz) |
600 Ohms |
Hi-pot test |
Tip to ring, 250V DC/1mA 2 seconds |