VX-261 VHF FM Transceiver Service Manual
14
DTMF Deviation
This parameter align the DTMF Deviation.
1. Press the “DTMF” button to open the “DTMF Alignment”
window.
2. Click the “PTT” button to transmit the radio on the center fre-
quency channel.
3. Set the value to get desired deviation (Nominal: 3.0 kHz) on
the deviation meter according to the following ways:
Dragging the slide bar
Clicking the arrow buttons
Pressing the left/right arrow key of the computer’s key-
board
Entering the value (“0” - “255”) in the “Data” box from
the computer’s keyboard
4. After getting the desired deviation, click the “PTT” button to
stop transmitting.
5. Click the “OK” button to finish the DTMF Deviation align-
ment and save the data.
Alignment
Sequential Tone Deviation
This parameter align the Sequential Tone Deviation for the 2-Tone and 5-Tone Encoder.
1. Press the “Seq Tone” button to open the “Sequential Tone De-
viation Alignment” window will appear.
2. Click the “PTT” button to transmit the radio on the center fre-
quency channel.
3. Set the value to get desired deviation (Nominal: 3.0 kHz) on
the deviation meter according to the following ways:
Dragging the slide bar
Clicking the arrow buttons
Pressing the left/right arrow key of the computer’s key-
board
Entering the value (“0” - “255”) in the “Data” box from
the computer’s keyboard
4. After getting the desired deviation, click the “PTT” button to
stop transmitting.
5. Click the “OK” button to finish the Sequential Tone Deviation
alignment and save the data.
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