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6. OPERATION
1. Set the power switch to ON, to switch on the pocket transmitter. The display indicates the preset
transmission frequency and the battery icon for the battery capacity.
2. Press down the locking contacts and unlock the control part. Slide the control part upwards to access the
control elements.
3. Adjust the transmission frequency for the pocket transmitter ( section 6.1).
4. Set the receiver to the same radio frequency.
5. Speak into the microphone. The volume level can be adjusted by changing the sensitivity with the
adjusting key at the rear gain control. Reduce the sensitivity if the volume of the transmitter signal is too
high and thus distorted. Increase the sensitivity if the volume is too low and a poor S/N ratio results.
6. The pocket transmitter can be locked to prevent accidental change of frequency and accidental
shutdown ( section 6.3).
7. After operation set the power switch to OFF to switch off the transmitter. The display shortly indicates
and extinguishes.
6.1 Adjusting the transmission frequency
1. To call the frequency setting mode, keep the button SET pressed until the display indicates
.Then the display returns to the previous indication. The insertion MHz keeps flashing.
2. Use the buttons
frequency by 125 kHz, each actuation of the button
3. Press the button SET to store the frequency. The display shortly indicates
transmitter returns to normal operation.
4. To exit the setting mode without adjusting the frequency, press the button SET until the display shortly
indicates
6.2 Multichannel operation
Up to 16 transmission systems on different frequencies can be used at the same time. In order to avoid
intermodulation interference, the radio frequencies should be carefully matched to each other. Always use
frequencies from the same group to achieve the best transmission quality.
Group A
1
744.250
1
2
745.500
2
3
746.500
3
4
747.125
4
5
748.250
5
6
749.125
6
7
750.500
7
8
753.500
8
9
754.250
9
10
755.875
10
11
757.000
11
12
758.500
12
13
759.000
13
14
760.750
14
15
761.750
15
16
763.250
16
and
to adjust the frequency: Each actuation of the button
and the transmitter returns to normal operation.
Group B
740.750
1
741.375
2
743.125
3
744.000
4
745.250
5
746.250
6
746.875
7
748.000
8
748.875
9
750.250
10
753.250
11
754.000
12
755.625
13
756.750
14
758.250
15
763.750
16
decreases the frequency by 125 kHz.
Group C
Group D
741.125
1
740.625
741.750
2
741.125
742.625
3
741.875
743.750
4
743.625
744.500
5
745.875
746.125
6
747.125
746.875
7
747.875
748.250
8
749.125
749.000
9
750.875
750.875
10
751.375
754.500
11
752.875
755.875
12
753.375
756.625
13
754.125
757.750
14
756.250
758.375
15
757.625
763.750
16
763.625
14/15
increases the
and the pocket
00053644.DOC, Version 1.0
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