Cobra Electronics 45WX Manual De Usuario
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FREQUENCY RANGE
The COBRA 45 WX transceiver represents one of the most advanced
AM two-way radios used as a Class D station in the Citizens Radio
Service. This unit features advanced Phase Lock Loop (PLL) circuitry
providing complete coverage of all 40 CB channels and 10 weather
channels as shown below.
AM two-way radios used as a Class D station in the Citizens Radio
Service. This unit features advanced Phase Lock Loop (PLL) circuitry
providing complete coverage of all 40 CB channels and 10 weather
channels as shown below.
CB
Channel Freq.
CB
Channel Freq.
Channel
in MHz
Channel
in MHz
1
26.965
2
26.975
3
26.985
4
27.005
5
27.015
6
27.025
7
27.035
8
27.055
9
27.065
10
27.075
11
27.085
12
27.105
13
27.115
14
27.125
15
27.135
16
27.155
17
27.165
18
27.175
19
27.185
20
27.205
21
27.215
22
27.225
23
27.255
24
27.235
25
27.245
26
27.265
27
27.275
28
27.285
29
27.295
30
27.305
31
27.315
32
27.325
33
27.335
34
27.345
35
27.355
36
27.365
37
27.375
38
27.385
39
27.395
40
27.405
Weather Weather Freq.
Channel
Channel
in MHz
1
162.550
2
162.400
3
162.475
4
162.425
5
162.450
6
162.500
7
162.525
8
161.650
9
161.775
0
163.275
HH-45 WX SPECIFICATIONS
GENERAL
CHANNELS
CHANNELS
CB - 40 CH
WEATHER - 10 CH
WEATHER - 10 CH
FREQUENCY RANGE
CB - 26.965 TO 27.405 MHZ
WEATHER - 161.650 TO 163.275 MHZ
WEATHER - 161.650 TO 163.275 MHZ
FREQUENCY TOLERANCE
0.005 %
FREQUENCY CONTROL
PLL (PHASE LOCK LOOP) SYNTHESIZER
OPERATING TEMPERATURE RANGE
-30° C TO + 65° C
MICROPHONE
ELECTRET, PUSH-TO-TALK
INPUT VOLTAGE
9V VDC, DETACHABLE
12 VDC, EXTERNAL
12 VDC, EXTERNAL
ANTENNA CONNECTOR
TYPE BNC
METER
LCD DISPLAY, ICONS
SIZE, WITH 6 CELL BATT. PACK
2
1
/
2
”L x 5
3
/
4
”H X 1
3
/
8
”D
WEIGHT
9 oz.
TRANSMITTER
POWER OUTPUT
POWER OUTPUT
3.5 W AT 9 VDC - HIGH, 1.0 W IN LOW
4.0 W AT 13.8 VDC - HIGH, 2.0 IN LOW
4.0 W AT 13.8 VDC - HIGH, 2.0 IN LOW
MODULATION
AM
FREQUENCY RESPONSE
300 - 3000 HZ AT -6 DB
OUTPUT IMPEDANCE
50 OHMS, UNBALANCED
RECEIVER
CB
SENSITIVITY
CB
SENSITIVITY
LESS THAN 1 uV FOR 10 DB S/N
IF FREQUENCY
DUAL CONVERSION
1 ST - 10.690 MHZ, 2ND - 455 KHZ
1 ST - 10.690 MHZ, 2ND - 455 KHZ
AUDIO OUTPUT
500 mW MAXIMUM AT 10 % DISTORTION
FREQUENCY RESPONSE
300 - 3000 HZ AT -6 DB
2ND IF IMAGE REJECTION
GREATER THAN 60 DB
ADJACENT CH. REJECTION
50 DB MIN.
AUTOMATIC NOISE LIMITER
BUILT- IN.
FREQUENCY CONTROL
PLL (PHASE LOCK LOOP)
WEATHER
SENSITIVITY
SENSITIVITY
LESS THAN 1 uV FOR 12 DB SINAD
IF FREQUENCY
DUAL CONVERSION
1st: -10.690 MHz
2nd: -455 KHz
1st: -10.690 MHz
2nd: -455 KHz
AUDIO OUTPUT
MAXIMUM 500 mW AT 10 % DISTORTION
FREQUENCY RESPONSE
300 - 3000 HZ AT -6 DB
EMERGENCY ALERT TONE
1050 HZ, TONE DECODER
45WX.MANUAL.9/97.qx 9/26/97 2:39 PM Page 21