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Vertex Standard VX-230 Service Manual page 12

Vhf fm transceiver
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Alignment
( SQL )
3. S
QUELCH
This parameter is to align the SQL (Squelch) Sensitivity.
There are several alignments as follows in the Squelch Sensitivity.
Threshold SQL Level
The Alignment for the Noise SQL Threshold level at Wide (5k/
4k). or Narow (2.5k).
Tight SQL Level
The Alignment for the Noise SQL Tight level at Wide (5k/4k).
or Narow (2.5k).
Tight SQL RSSI Level
The Alignment for the "level 14" of the RSSI SQL level at Wide
(5k/4k). or Narow (2.5k).
TX Save RSSI Level
The Alignment for the TX Save RSSI level at Wide (5k/4k). or
Narow (2.5k).
The procedure for all the alignment is as follows.
1. Click the "Start" button to open the alignment window in
the SQL/RSSI Alignment menu.
2. It will appear the Alignment windows, Set the Signal Gen-
erator according to the indication, then click the "Start" but-
ton.
3. Then start the automatic alignment to get the SQL or RSSI
level.
4. It will show the alignment result in the "New" box.
5. Click the "OK" button, then the data will be saved and the
alignment is accomplished.
4. TX P
OWER
This parameter is to align the "Power High" or "Power Low" for the selected channel.
1. Click the "PTT" button at desired channel, then the radio
starts to transmit on selected channel.
2. Set the value to get desired output power (High: 5W, Low:
1W) on the Power Meter by drag the slide bar, click the up-
down button, press the left or right key, or enter the value
on the entry box.
3. After getting the desired output power then click the "PTT"
button to stop the transmit.
4. Click the "OK" button to finish the Power high / low align-
ment and save the data.
ADJ Type
Single : Alignment value change only to selected channel.
All Freq : Alignment value change for connecting with other
channels.
12

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