Midland 8001XT User manual

MIDLAND 8001XT 27 oct 2011
MODIFIES TO CHANNELS EXPANSION, ENABLE +10 KHz AND RF POWER
OUTPUT INCREASE
CHANNELS EXPANSION AND +10 KHz FUNCTION
-Turn off the radio and remove the power supply cable;
-Open the unit, unscrew 5 screw and remove lower cover (cover with hole speaker);
-Locate the area of the radio where the modification will be done (see picture);
-Move on the left the jumper (PAD605) like shows in the below picture:

With this modify the radio will work on 400 channels in 10 bands, from 25.615 MHz
to 30.105 MHz; the display will show from A 01 (lower frequency) to L 40 (higher
frequency).
This modify enable +10 KHz function also; to activate +10 KHz function press the key
shows in the below picture:

-RF POWER OUTPUT EXPANSION
-Locate the area of the radio where the modification will be done (see the circle in
the below picture);
-move the jumpers shows in the below picture in this way:
-P106 OPEN;
-P119 OPEN;
-P104 CLOSE.
It is possible to increse further the RF power (but also the TX distortion increse)

in this way:
-turn the trimmers shows in the below picture;
-VR415 turn clockwise;
-VR414 turn clockwise;
-VR105 turn anticlockwise.
With these modifies the RF power output will be 20 Watt PEP (AM, FM and SSB).

To increase the modulation AM and FM these are the trimmer:
VR203 (AM)
VR303 (FM)
VR203:
VR303: