Printed in taiwan p/n:a412308coa dx 44hp 10 meter amateur mobile transceiver owner’s manual.
Table of contents page specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 installation location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 mounting the radio . . . . . . . . . . . . . . . . . . . . . . . 4 ignition noise interfere...
Receiver sensitivity am: 0.5 v for 10 db (s+n)/n at greater than ½ -watt of audio output. Fm: 1.0 v for 20 db (s+n)/n at greater than ½ -watt of audio output. Selectivity am/fm: 6 db @ 3 khz, 50 db @ 9 khz. Image rejection more than 65 db. If frequency am/fm: 10.695 mhz 1 st if, 455 khz 2 nd if ad...
Ignition noise interference use of a mobile receiver at low signal levels is normally limited by the presence of electrical noise. The primary source of noise in automobile installations is from the generator and ignition system in the vehicle. Under most operating conditions, when signal level is a...
Operation control functions there are fifteen controls and six indicators on the front panel of your transceiver. Front panel 1. Mod lamp: when switched on, this modulation indicator will illuminate as you speak into the microphone. When you speak louder, it appears bright because it is on nearly 10...
16. Nb/anl/off switch: in the anl position, the automatic noise limiter circuit is activated. In the nb/anl position, the rf noise blanker is also activated. This noise blanker is very effective for repetitive impulse noise such as ignition interference. Both anl and nb are off when this switch is i...
Press-to-talk microphone the receiver and transmitter are controlled by the press-to-talk switch on the microphone. Press the switch and the transmitter is activated, release switch to receive. When transmitting, hold the microphone two inches from the mouth and speak clearly in a normal “voice”. Th...
Fig. 2 microphone plug wiring 1. Remove the retaining screw 2. Unscrew the housing from the pin receptacle body 3. Loosen the two cable clamp retainer screws. 4. Feed the microphone cable through the housing, knurled ring and washer as shown fig. 2. 5. The wires must now be soldered to the pins as i...
Memo -15- memo -16-.
Memo -17- “limited” means that we will repair problems caused by factory defects or normal use at no charge. before returning a radio to us for warranty service, please call our service department for a repair authorization number (ran). This ran must be written below your return address on the ...
