Transmitter section, Specifications – Uniden UH-055 User Manual
Page 11
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SPECIFICATIONS
GENERAL
Channels
Frequency Rarrye
Crystal Oscillator
Microphone
Speaker
Jacks & Connectors
Antenna
40
*
476 425 MHz to
477 400 MHz
• REPEATER USE
(CH I to CH 8. TX
only)
477 175 MHz to
477 350 MHz
2
Press to talk switcti
16 ohm. 0 2W
MIC
2
.
5
^
SP/EAR&OC Pow
er 3.5ii
BNC
TRANSMITTER SECTION
Frequency Tolerance at 25®C
(5 minutes after switch on)
Carrier Power
(High)
(Low)
Spurious Emission
476.3625MHz to
477.4625MHz
476.3125MHz to
476.3625MHz
477 4625MHz to
477 5125MHz
Oihe»' Frequency
Current Dram
(High)
; 10 5 kHz
; 2 5W
: 0.35W
. 200/iW
: 2.5i«W
. 2 5/iW
. 1
Ou^
:
1.3
d
A
Channel
Channel Selector.
(Low)
650inA
Controls
Power Switch & Vol
Modulation Frequency
ume. Squelch. Channel
Response. (1 kHz. OdB
Lamp. Power Hi Lo.
reference, at 600 Hz
Duplex/Simplex. Mem.
deviation)
Scan. Group Switch
Lower at 500 Hz
-6dB
Indicators
Cfiannel Indicator
Upper at 2.5 kHz
18 dB
(LCD)
Microphone Sensitivity for 3
TX Indicator (LED)
kHz Deviation v
5m V
Cabinet Size
W 65 mm
Maximum Deviation ^
H 175 mm (with Bat
at 1 kHz
1 4 75 kHz
tery pack)
at 6 kHz
11 5 kHz
D 42 mm
MAX
Weight
0 3 kg (without Battery
pack)
RECEIVER SECTION
Accessories
r
f
Flexible Antenna. N1-
Sensitivity for 12 dB SINAD
0
3i^V
*
CAD Battery Pack. AC
Overall Audio Fidelity
Charger. Earphone.
(1 kHz. 0 dB reference)
Handslrap, Belt Clip.
l.ower at 500 Hz
+3
08
Upper at 2.5 kHz
-8 dB
Adjacent Channel
MEASUREMENT CONDITIONS
Selectivity (125 kHz)
60 J8
Power Source
lOV
Maximum Audio Output Power;
035W
Antenna Impedance
50 ohm
Audio Output Power at 10%
Test Temperature
25“C
THD
0.3W
Modulation Frequency
1 kHz(RX7IX)
Hum & Noise Ratio at
Mean Signal Input
Input ImV
40 iJB
Level
1000 yiV
Squelch Sensitivity at
Reference Audio
Threshold
0.2yxV
Output Power
125mW
Squelch Sensitivity at Tight
1 yrV
Reference Modulation
Image Rejection Ratio
50 OB
Deviation
± 3 kHz Deviation
IF Rejection Ratio
70 OB
Audio Output Load
8 ohms resistive
Oscillator Dropout
•
Voltage
7V
•
Current Drain at squelched
55mA
Current Drain at
Maximum Output
150mA
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