12 000 WATT AM BROADCAST TRANSMITTERXL12Page 7-301 January 2002Table 7-1 Test Voltages for Exciter Interface PWB (A2A1)LOCATION DESCRIPTION TEST VOLTAGE/WAVEFORMTP1 Ground GroundTP2 PDM 1 3 ± 0.5VTP3 PDM 2 3 ± 0.5VTP4 Detected Carrier Reference 2 ± 0.5VTP5 Carrier Reference 7.5 ± 0.5VTP6 LVPS Detector Threshold (High) 2.0 ± 0.1VTP7 LVPS Detector Threshold (Low) 1.0 ± 0.1VTP8 Ground GroundTP9 Ground GroundTP10 B+ Reference 8 ± 0.3VTP11 Low Voltage P/S Detector Output (no fault) 0VTP12 PDM Frequency Monitor Output (no fault) 0V

Nautel XL12 Technical Instructions