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Performance Tests
ETSI/ANSI Receiver Equalization (Option 110)
ETSI/ANSI Receiver Equalization (Option 110)
Specifications
Description
The Receiver Equalization is checked by looping the transmitter output to receiver
input through a special Cable Simulator. This device is designed to simulate the spec-
ified cable loss at the rate under test. A BER measurement is run and a check made
for no errors in the results page.
34.368 Mb/s Equalization
1. Recall the HP 37717C Default Settings as shown on 3-2.
2. Select the HP 37717C TRANSMIT
page, and set as follows;
3. Connect Cable Simulator #3 (see Recommended Test Equipment list in
Chapter1) between the HP 37717C Transmitter Output and Receiver Input ports.
Bit Rate Cable Loss Accommodation
2.048Mb/s Up to 6dB for root f cable @ half-bit rate
34.368Mb/s Automatic equalization up to 12dB for root f cable
@ half-bit rate
1.544Mb/s (DS1) Signal range from DS1-LO to DSX-1
44.736Mb/s (DS3) Automatic equalization for up to 900 feet of type
728A Cable (root f)
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