Tait TN9275 - Appendix E Testing with the TBA0 STU Calibration Test Unit; CTU Connections and Controls Diagram

140 Appendix E Testing with the TBA0STU Calibration Test Unit TB9400/TN9275 Installation and Operation
© Tait International Limited May 2023
Appendix E Testing with the TBA0STU
Calibration Test Unit
The TBA0STU Calibration Test Unit (CTU) can be used with TB9400 base
stations with hardware version 1.01 (or later) and firmware version 2.60 (or
later). Testing can be done for the balanced audio line, RSSI, TX Key, and
RX gate.
CTU Connections and Controls