Specifications

Quintech Electronics and Communications Inc.
SRX Series Switching System Rev. A
DESIGNS AND SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE  2003 QUINTECH INC. ALL RIGHTS RESERVED.
NECESSARY EQUIPMENT
x Hewlett Packard Network Analyzer – Models 8714C (75 ȍ), 8714ET (50 ȍ), or
equivalent
x 75 ȍ coaxial cables (N – to – N type), 50 ȍ if using the 8714ET
x Connectors and adapters
CALIBRATION & SETTINGS
1. Turn on the Network Analyzer and allow it to complete its warm-up procedure.
2. Set the frequency to correspond to your system.
3. Select Channel 1 as Transmission and Channel 2 as Reflection.
4. Channel 1 – Reference 0.50 dB, 1.0 dB/division.
5. Channel 2 – Reference -10 dB, 5.0 dB/division.
6. Power: +10 dBm.
7. Display: Data.
8. Calibrate Channel 1 for “Transmission” and Channel 2 for “Response”, respectively.
9. Ensure that all cables and power cords are properly connected.
10. Attach DC blocks in case DC is transmitted on RF lines.
11. Turn on the SRX units.
TESTING PROCEDURE
1. Connect the Reflection (RF out) line of the network analyzer to the SRX’s input.
Connect the transmission (RF in) line to output 1.
2. Using either the local control unit, or the computer control port, select output 1 to input 1.
3. Compare measured data with desired specifications. If desired, repeat procedure for
other inputs/outputs.
4. If a problem is encountered, check the control selection, and ensure that all cables are
properly connected. If the problem persists, consult the factory for assistance.