Midland 70-440bp Uhf Handheld Transceiver Users Manual

70-440BP
UHF Handheld Transceiver
User’s Manual
Copyright © 2002 by Midland Radio; all rights reserved. 

70-440 User manual
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In this book…
IN THIS BOOK…................................................................................................................................................. 2
WARNING NOTES................................................................................................................................................. 3
FCC LICENSING...

70-440 User manual
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Congratulations. 70-440BP is an advanced Professional Radio. Its rugged design allows it to be your
reliable partner even during hard working days. Its LCD as well as user friendly controls make the 70-
440BP easy to use.
To extend the flexibility of the radio, a “VOX” (Voice Operated Transmit) function has been added which
allows switching the transmission just by talking in full hands free condition (with optional headset).
Transceiver’s specifications provided in 70-440BP are...

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• Respect the environment conditions. The radio is designed to be used in heavy environments,
however avoid exposing it to extremely hot or cold temperature (out of the range between  –30 to
+60°C). Do not expose the transceiver to excessive vibrations as well as dusty or rainy places.
• Never try to disassemble or service the radio by yourself (aside from the routine maintenance
described in this handbook). It will immediately void the warranty and you may cause damage...

70-440 User manual
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Conventions and Symbols in this Book
 This symbol marks a ‘note’. Notes are hints or tips which offer additional information to help you.
, This symbol marks a ‘caution’. Cautions are special notices, which you should read and follow
carefully to avoid possible damage to your equipment and to avoid potential danger to
yourself or other people.
Key names will be highlighted in bold.
Important sentences and words are highlighted in Italic. 

70-440 User manual
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Part Names and their functions
Please have a look at the following parts description in order to familiarize yourself with the transceiver’s
main parts and controls. Numbers in brackets refer to the illustration.
Top
[1] Antenna connector. Fit the antenna to this
connector (MX thread type).
[2] Power ON/OFF knob. Rotate this knob to turn the
transceiver on and off.
[3] Status LED. Glows in different colors to show the
radio’s current status.
Front
[4] Speaker. The built in...

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Side (left and right)
[9] Microphone connector. For remote
speaker/microphone, headsets for VOX use and
other accessories. It must be protected with the
supplied plastic cap when not in use. For the
related pin connections please see to “Microphone
connection”.
[10] Battery pack. This NiMH battery pack supplies
energy to your radio.
[11] Release button (located on the battery’s body).
Allows to remove the battery pack
[12] MON (monitor) button. Enables the loudspeaker for...

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Setup
Unpacking
The following items are in the package:
(a) Transceiver’s main body
(b) Flexible antenna
(c) Battery pack NiMH 1,300 mA/h
(d) Belt clip
(e) Users guide (this book!)
If something is missing please promptly advise your supplier. 

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Fitting and removing the Antenna
To fit the antenna:
1) Locate the antenna terminal (thread MX type) on transceiver’s top.
2) Hold the transceiver with one hand and the base (the thicker part) of the antenna with the other.
3) Attach the included rubber duck antenna to the antenna terminal by turning it clockwise until it is firmly
locked. Do not overtighten.
To remove the antenna do the same described procedure. At step 3 turn the antenna base
counterclockwise.
, Always have...

70-440 User manual
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Installing/removing the belt clip
The supplied belt clip allows you to hang the transceiver on your belt or jacket when you are not using the
radio.
To fit the belt clip onto the transceiver’s body:
1) Gently slide the clip into the appropriate guides
located on the transceiver’s battery pack until it
firmly locks.
To remove the belt clip:
2) Gently move the latch located between the top
of the belt clip and the battery pack towards the
belt clip
3) Slide the belt clip off the...