Midland 4001 Transceiver Owners Manual

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How to install your Midland mobile CB.................................. 3
Installation and operating accessories furnished with your Midland
CB: ................................................................................................... 3
Where to locate your CB transceiver. ............................................... 3
Mechanical mounting. ...................................................................... 4
Power wiring ( negative ground only)....

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Welcome to the world
of  Midland electronics
Congratulations. You have just purchased a state of the art mobile CB radio.
In the years ahead, you can expect to realize-time and again the real
reasons and meaning of the front running position Midland holds among CB
users everywhere. You will come to know that Midland power is more than
just a slogan, but the heading of long list of hearable, seeable benefits. As
your Midland CB experience unfolds and grows we hope you will remember
that CB is only one...

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Safety and convenience are the primary considerations in deciding
exactly where to locate your radio.
Caution:  Be sure that the unit is located so that it does not interfere with the
driver, supplemental restraint systems (air bags), or impair access to any
controls.  Connecting cables must be routed and secured in such a manner
as not to interfere with the operation of the brake, accelerator or other
controls. Interference from either the unit or connecting cables may
contribute to the loss of...

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Step 4 Locate and secure the radio into the mounting bracket, allowing
working space for later power connections.
Power wiring ( negative ground only).
Step 1:  If you have not determined whether your vehicle has a negative or
positive ground, do so now. Then disconnect the negative lead from the
battery to prevent short circuits that can occur during wiring. Do not connect
this transceiver to positive ground electrical systems.
Step 2:  With negative ground
A.connect the positive (RED WIRE) the one...

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Installation of microphone hanger.
Mounting holes are provided on the microphone hanger bracket.  The
bracket can be attached to the vehicle dash, or other convenient location.
Antenna:
How to select, position install and tune the right one for you.
Basically, you may choose from two types of mobile CB antennas -
full-length whip and loaded whip - and a variety of of mounts (depending on
where you locate your antenna). 
Midland markets a broad line of high-performance antennas. The dealer who
sold you...

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Antenna installation.
Follow the manufacturer’s installation instructions carefully.
, Warning:  Never operate your CB radio without attaching an antenna or with a
broken antenna cable.  This will result in damage to transmitter circuitry.
, Safety notice:   The antenna used for this radio must be installed to provide a
separation distance of at least 20cm (8 in.) from all persons and must not be co-
located or operating in conjunction with any other antenna or transmitter.
Tuning your antenna.
Some...

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Midland MODEL 4001 CB Operating controls
FRONT PANEL CONTROLS
 ON/OFF VOLUME: In the off position your transceiver power is off. Turn 
    this control clockwise to switch on the unit and adjust the volume.
 SQUELCH CONTROL: Adjust this control until background noise just  
    disappears. If the control is adjusted too far clockwise it may cause  
    muting of weaker signals.
RF GAIN CONTROL: Adjust this control counter-clockwise to reduce
reception of interfering signals. 

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MIC GAIN CONTROL: Adjust this control to suit individual voice
characteristics and ambient noise conditions to provide maximum
intelligibility.   
S/RF POWER METER: This meter is used in receiveing to indicate the
relative signal strength of incoming signals.  When transmitting, it shows RF
power output.
BRIGHT/DIM Switch: When turned to DIM, the meter backlight and control
knob backlight intensitiy is reduced.
ANL/OFF Switch: When turned on it operates in the receiver to reduce
atmospheric and...

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BACK PANEL
ANTENNA CONNECTOR: Connect a standard 50-ohm CB antenna to this 
        connector.
EXT SP: When a speaker is connected to this jack the internal speaker 
is by-passed. All received signals will be heard through the
external speaker. The speaker connected to the “EXT” jack
should be rated at 8 ohms and 5 watts.
PA JACK An optional PA speaker may be attached to your transceiver
through the PA output jack on the back panel.  This allows you to
communicate with pedestrians or other vehicles...