R&S 4200 Series, Operating Manual

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In-Band Signaling R&S XU 4200
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3.8.2 Configuration
General To setup the in-band signaling functionality, it is necessary to configure
various parameters with the Service and Maintenance Tool R&S ZS 4200
via the USB (see also chapter 3.3 Configuring with the R&S ZS 4200).
Note: The operation of the Service and Maintenance Tool R&S ZS 4200 is
described in detail in the corresponding operating manual.
3.8.2.1 In-Band Signaling of PTT with Different Audio Tones
Setting using
the R&S ZS 4200 1. Set the “PTT Signaling” parameter to “Enable” on the radio.
2. Set the “PTT Signaling Frequency” parameter to a value of
2040 Hz, 2300 Hz, 2970 Hz or 3100 Hz.
3. Set the “PTT Signaling Threshold” parameter related to the TX audio
level.
3.8.2.2 In-Band Signaling of SQ with Different Audio Tones
Setting using
the R&S ZS 4200
1. Set the “SQ/RSSI Signaling” parameter to “SQ”, or “INVSQ” on the
radio.
2. Set the “SQ Signaling Frequency” parameter to a value of 1225 Hz,
2040 Hz, 2175 Hz, 2440 Hz, 2970 Hz or 3300 Hz.
3. Set the “SQ/RSSI Signaling Level” parameter related to the RX audio
level.
3.8.2.3 Audio In-Band Tones for RSSI Signaling
Setting using
the R&S ZS 4200 1. Set the “SQ/RSSI Signaling” parameter to “RSSI” on the radio.
2. Set the “SQ/RSSI Signaling Level” parameter to configure the tone
level relating to the RX audio level.