Wavetek ANT-20 Operating Manual

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Wavetek ANT-20 Operating Manual Manual pdf 42 page image

STM-1 mapping ANT-20/ANT-20ES-38 Specifications2.3.2 LINE/AUXILIARY signal input [12], electricalLOS (Loss of Signal) status displayLED lights up if the signal input is active but no signal is present.The balanced input is used both as “LINE” and as “AUXILIARY” input.Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .balancedSocket type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Lemo SA(Bantam)Input impedance2.048 Mbit/s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 Ω1.544 Mbit/s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 ΩMax. permitted frequency offset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ± 500 ppmMax. number of consecutive zeros for line code = AMI. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15Max. permitted peak input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ± 5 VInterface Bit rate (Mbit/s) Line code Input voltageE1 2.048 HDB3 3.0 V ±10 %DS1 1.544 B8ZSThe bit rates depend on the mapping options fitted.Table S-32 Specifications of the LINE/AUXILIARY signal input [12], electrical

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