General HP 40W

Address (PA) mode, the control functions as the
volume control.
5.
RF GAIN CONTROL :
This control is used to reduce
the gain of the RF amplifier under strong signal
conditions.
6.
MODE CONTROL : This control allows you to select
one of the following operating modes: PA/FM/AM.
7.
BAND SELECTOR : This band selector allow the
user to select the desired band.
8.
E-TONE CONTROL : This control is used for echo
effect and intervals of echo sound.
9.
CHANNEL SELECTOR :
This control is used to
select a desired transmit and receive channel.
to.  FRONT PANEL METER:
The front pane' meter
allows the user to monitor signal strength and RF
output power level.
11. NB/ANL/OFF SWITCH : This is a three position
switch. Move the switch all the way up to activate the
Noise Blanker (NB) and Automatic Noise Limiter
(ANL). The Noise Blanker is very effective in
eliminating repetitive impulse noise such as ignition
interference. When the switch is moved to the middle
position, only the Automatic Noise Limiter is engaged.
Move the switch to the bottom position to turn off the
ANL and NB.
12.RF POWER HI/LO SWITCH : This switch is used
to select the HI or LO transmitting power.
13.T.B./OFF SWITCH :
This switch is used to monitor
the sound feedback effects.
14.DIMMER SWITCH :
This switch is used to select
tower the level of brightness of display.
15.TX/RX LED :
The red LED indicates the units is in
the transmit mode. The green indicates the units is in
the receive mode.
16.CHANNEL DISPLAY :
This channel display
indicates the current selected channel.