UNIDEN 2020
Sid 10 (26)
4.
TRANSMITTER RF CIRCUITS ALIGNMENT
4-1.
Test Equipment Required
(1) RF Power Meter.
4-2.
Tuning Coil Adjustment
*
(
1
) Obtain maximum output at each frequency in chart 4-2-1-A, but note that
PRESELECT CONTROL should be center position.
(
2
) Set METER SWITCH to ALC.
(
3
) Turn CARRIER CONTROL knob fully clockwise.
(
4
) Set STANDBY SWITCH to MANU.
(
5
) Adjust each coil in chart 4-2-1-B to get the maximum meter reading.
(
6
) Return CARRIER CONTROL counterclockwise so as to make tuning more
easily upon adjustment.
(
7
) Repeat (1) to (6) procedures on each band in order as show in the
chart 4-2-1.
Chart 4-2-1
A
B
Adjusting Frequency (MHz)
Adjusting Coil No.
3.600
L251, L252, L259
7.100
L253, L260
14.200
L254, L261
21.200
L255, L262
28.500
L256, L263
Summary of Contents for 2020
Page 21: ...UNIDEN 2020 Sid 24 26 PLL Unit PC 086 Operation Unit PC 085...
Page 22: ...UNIDEN 2020 Sid 21 26 1 E 1 F 1 G 1 H 1 H...
Page 23: ...UNIDEN 2020 Sid 22 26 5 uS DIV 0 1 uS DIV 0 1 mS DIV 5 uS DIV 0 1 mS DIV 1 I 1 I 1 J 1 J 1 K...
Page 25: ...UNIDEN 2020 Sid 25 26...
Page 26: ...UNIDEN 2020 Sid 26 26...