Uniden PRESIDENT JACKSON User manual

Service
Manual
CB
TRANSCEIVER
Model
JACKSON
UT-547C/D
NN
thanks Homer
യുട
uniderne
CORPORATION

TABLE OF CONTENTS
SPECIFICATIONS
INSTALLATION
GENERAL INFORMATION
= OPERATING CONTROLS
ALIGNMENT PROCEDURES
FREQUENCIES
2) | BLOCK DIAGRAM
SCHEMATIC DIAGRAMS/WIRING DIAGRAM/PC BOARD
1. E12-2108 : SCHEMATIC DIAGRAM
2. E12-2108 : REVISED I
3.
E22-4674
:
MAIN
PCB
PARTS
ASSEMBLY
TOP
VIEW
#<z—4674
4. E32-2212 : WIRING DIAGRAM
BILL OF MATERIAL : 25 P.S

A. SPECIFICATIONS
1.
GENERAL
Channel and Frequency Range
Crystals
Microphone
Speaker
Antenna Connector
Jacks & Connectors
Controls
Meter
Illumination
Size
Weight
Accessories
MEASUREMENT CONDITIONS
a) Power Source
b) Antenna Impedance
c) Test Temperature
d) AM Modulation Frequency
e) FM Modulation Frequency
f) SSB Modulation Frequency, Two
Tone
g) Mean Signal Input Level
h) Reference AM Modulation
Percentage
se
226 A Band 26.065 — 26.505 MHz
B Band 26.515 — 26.955 MHz
C Band 26.965 — 27.405 MHz
D Band 27.415 — 27.855 MHz
E Band 27.865 — 28.315 MHz
3
600 ohms, Dvnamic Tvpe
8 ohms, З W
М Туре i
Mic 4P
EXT. SP -3.59
PA. SP -3.59
DC Power -ЗР
Channel Selector, Mode Selector |
FM-AM-USB-LSB, Mic Gain, ON/OFF Power
Switch & Volume, ON/OFF PA Switch &
Squelch, RF Gain, Coarse, Fine,
Band Selector A-B-C-D-E, Noise Blanker/
ANL Switch, Roger Beep Switch, S/RF-Mod
Switch and +10 kHz — Normal Switch
RF Output Power, Signal Strength and
Modulation
Channel Number Indication (LED)
RX, TX Indication (LED), Meter Lamp
7.784"(W) X 2.36"(H) X 11.22"(D)
5 Pounds (2.2 kgs)
DC Power Cable with Built-in Fuse,
Microphone and Microphone Hanger
13.8 V (DC)
50 ohms
25 XC
1 kHz
1 kHz
500 Hz $ 2.400 Hz
1.000 uV
1 kHz 30%

1)
Reference
FM
Deviation
3)
Reference
Audio
Output
Power
k) Audio Frequency
1) Audio Output Load
TRANSMITTER
a) Frequency Tolerance
at
25
%
(5
Minutes
after
Switch
on)
b) Carrier Power
c) PEP Power, Two Tone, SSB
d)
Spurious
&
Harmonic
Emission
e) Carrier Suppression
f) Unwanted Sideband
Suppression
(at
2.500
Hz
4
Мрер
16
dB
Single
tone)-
g) Battery Drain
at no Modulation
h) Battery Drain
Am : MAX Modulation
SSB: MAX Wpep, Two Tone
FM : MAX Modulation
i)
Modulation
Frequency
Response
(1 kHz, OdB reference)
Lówer at 450 Hz
Lower at 2.5 kHz
j) Microphone Sensitivity
AM : For 50% Modulation
SSB: For 10 Wpep Outpüt
FM
:
For
1
kHz
Deviation
k) AMC Range
AM : 50 — 100% Modulation
SSB:
: 1.5 kHz
: 0.5 W
: 1 kHz
: 8 ohms Resistive
UNIT
AM Hz
SSB Hz
FM Hz
AM W
FM W
Wpep
AM dB
SSB dB
FM dB
SSB dB
NOMINAL
i 300
i 300
+ 300
10.0
10.0
21.0
-50
-50
-50
-55
BLALLA
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бё
LIMIT
1.500
1.500
1.500
0
оо HHH
.O — 14.0
.0 - 14.0
18.0 - 26.0

4.
RECEIVER
(ANL/NB
Switch
off)
a)
b)
c)
d)
e)
f)
g)
h)
k)
1)
m)
n)
o)
Max Sensitivity
Sensitivity
for
10dB
S/N
FM : 20dB S/N
АСС Figure of Merit, 50 mV
for 10dB change in Audio
Output
Overall Audio Fidelity
at 6dB down
Upper Frequency
Lower Frequency
Adjacent
Channel
Selectivity
(10
kHz
1
GEN)
Maximum
Audio
Output
Power
Audio
Output
Power
at
10%
THD
RF Gain Control Range
S/N Ratio at 1mV Input
Squelch
Sensitivity
at
Threshold
Squelch
Sensitivity
at
Tight
S Meter Sensitivity
at
"S-9"
(No
Modulation)
Image
Rejection
Ratio
IF Rejection Ratio
Oscillator Dropout Voltage
UNIT
AM uV
SSB uV
AM uV
SSB uV
FM uV
SSB dB
AM Hz
SSB Hz
FM Hz
AM Hz
SSB Hz
FM Hz
AM dB
АМЫ `
55В W
FM W
AM W
SSB W
AM dB
SSB dB
FM dB
AM dB
FM dB
AM uV
SSB uV
ЕМ uV.
AM uV
SSB uV
FM uV
AM uV
SSB uV
FM uV
AM dB
SSB dB
SSB dB
ШІ
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