Etsi/Ansi Receiver Equalization (Option 110); Specifications; Description; Mb/S Equalization - HP 37717C Calibration Manual

Performance Tests

ETSI/ANSI Receiver Equalization (Option 110)

ETSI/ANSI Receiver Equalization (Option 110)
Specifications
Bit Rate
2.048Mb/s
34.368Mb/s
1.544Mb/s (DS1)
44.736Mb/s (DS3)

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.
Cable Loss Accommodation
Up to 6dB for root f cable @ half-bit rate
Automatic equalization up to 12dB for root f cable
@ half-bit rate
Signal range from DS1-LO to DSX-1
Automatic equalization for up to 900 feet of type
728A Cable (root f)
3-229