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16E1 75-120 Impedance Converter (L9)
16 75 ohm E1 L9 interfaces converted to 120 ohm E1 interfaces
Product details
product description
The 16 port impedance converter for E1 G.703, with interfaces ranging from 75 Ω to 120 Ω, is a device that does not require power supply and is easy to use.
Functional Features
◆The E1 72/120 interface level complies with the ITU-T G.703 level template standard;
◆75 ohm and 120 ohm impedance bidirectional signal conversion for easy use;
◆No need for an external power source.
Technical Parameter
◆ E1 interface
|
bit rate |
2048±50ppm |
|
|
impedance |
75Wnonequilibrium |
120Wbalance |
|
The nominal peak voltage of "signal transmission" (with pulse) |
2.37V |
3.0V |
|
The nominal peak voltage of "empty number" (no pulse) |
0±0.237V |
0±0.3V |
|
Nominal pulse width |
244ns |
|
|
The amplitude ratio of positive and negative pulses at the midpoint of the pulse width |
0.95～1.05 |
|
|
The ratio of positive to negative pulse width at the nominal half amplitude of the pulse |
0.95～1.05 |
|
◆ Work environment
Working temperature: -10 ℃~50 ℃
Working humidity: 0%~95% (no condensation)
Storage temperature: -40 ℃~85 ℃
Storage humidity: 5%~95% (no condensation)
MTBF:>500000 hours
Application plan
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