Vertex Standard VX-2500U Service Manual page 19

RX Tune
This parameter is used to RX Tune.
 Set the transceiver to CH#1 via the "Channel" box
located upper right corner on the "Alignment"
window previously.
 Set the SG output level to -4dBμ EMF with 3kHz
deviation ±1kHz.
 To adjustment click the left mouse button on the
"RX Tune" then "Start" button.
 Move the Slide bar, as needed, to set the mini-
mum level for "Receiver Noise Level" bar.
 When the desired RX Tune is attained, press "OK"
to lock in the new data.
VX-2500 UHF Service Manual
Tight Noise SQL
This parameter is used to Tight Noise SQL.
 Set the transceiver to CH#1 via the "Channel" box
located upper right corner on the "Alignment"
window previously.
 Set the SG output level to 0dBμ EMF with 3.0kHz
deviation ±1kHz.
 To adjustment click the left mouse button on the
"Tight Noise SQL" then "Start" button.
 Press "OK" to lock in the new data.
Alignment
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