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Customer Assistance
Warranty
Introduction
Operation
English
Mode Funnctions
12
13
Nothing
comes close to a Cobra
®
10 Call Tone Settings
•
You can choose between ten (10) different call tone settings to transmit
a unique call alert.
To Change a Call Tone Setting:
1. Press the Mode button until the letter “C” and
the current call tone number (1 through 10) is
displayed. The current call tone will sound for
one (1) second.
2. Press the Channel Up or Channel Down button
to hear the other call tone settings.
3. Choose one of the following:
a. Press the Mode button to enter the new
setting and proceed to other functions.
b. Press the Lock button to enter the new
setting and return to Standby Mode.
Roger Beep Confirmation Tone
•
Your listener will hear an audible tone when you release the Talk
button. This alerts the other party that you are finished talking and it
is OK for them to speak. This feature can be turned On or Off.
To Turn Roger Beep On or Off:
When turning On your microTALK
®
radio for the
first time, Roger Beep will be On.
1. Press the Mode button until the Roger Beep
icon flashes. The current On or Off setting is
displayed.
2. Press the Channel Up or Channel Down button
to select Roger Beep On or Off.
3. Choose one of the following:
a. Press the Mode button to enter the new
setting and proceed to other functions.
b. Press the Lock button to enter the new
setting and return to Standby Mode.
The setting you select will be saved when you turn
your radio Off and On again. When the Roger
Beep is On, the Roger Beep icon will be
displayed.
Operation
General Specifications
•
Nominal
Unit
Nominal
Unit
C. Transmitter
1. Power
GMRS . . . . . . . . . . . . . . . . . . . .W
1
FRS Only . . . . . . . . . . . . . . . . .mW
500
2. Carrier Frequency Stability . . . ±Hz
500
3. Modulation Limiting . . . . . . . . KHz
2.5
4. Carrier Attack Time . . . . . . . . . mS
80
5. Audio Frequency Response
@ 300 HZ . . . . . . . . . . . . . . . . . dB
-12
@ 2500 HZ . . . . . . . . . . . . . . . . dB
+6
6. Audio Distortion . . . . . . . . . . . . %
3
7. Hum Noise . . . . . . . . . . . . . . . . dB
30
8. Transient Frequency Behavior
a) TX On . . . . . . . . . . . . . . . . . mS
30
b) TX Off . . . . . . . . . . . . . . . . . mS
5
A. FRS/GMRS
Frequency
Allocation and
Compatibility
Important:
Please note that Cobra
®
GMRS
models with 15 channels may designate
different channel numbers for the same
frequency. For example, a Cobra
®
15 channel
GMRS model would need to be tuned to
channel 11 in order to communicate with
a 22 channel GMRS tuned to channel 15.
Please refer to the chart below for channel/
frequency number compatibility.
A = Channel No. For
22 Channel GMRS Models
B = Channel No. For 15
Channel GMRS Models
C = Type of Radio Service
D = Frequency in MHz
E = Power in Watts
A
B
C
D
E
1 1 FRS/GMRS 462.5625 1.0
2 2
FRS/GMRS
462.5875 1.0
3 3
FRS/GMRS 462.6125 1.0
4 4 FRS/GMRS 462.6375 1.0
5 5 FRS/GMRS 462.6625 1.0
6 6 FRS/GMRS 462.6875 1.0
7 7 FRS/GMRS 462.7125 1.0
8 FRS
467.5625
0.5
9 FRS
467.5875
0.5
10 FRS
467.6125
0.5
11 FRS
467.6375
0.5
12 FRS
467.6625
0.5
13 FRS
467.6875
0.5
14 FRS
467.7125
0.5
15 11 GMRS
462.5500 1.0
16 8 GMRS
462.5750 1.0
17 12 GMRS
462.6000 1.0
18 9 GMRS
462.6250 1.0
19 13 GMRS
462.6500 1.0
20 10 GMRS
462.6750 1.0
21 14 GMRS
462.7000 1.0
22 15 GMRS
462.7250 1.0
B. Receiver
1. Sensitivity
For 12 DB SINAD . . . . . . . . . . dBm
-121
For Call Signal Detection . . . . dBm
-121
2. Max. Audio Output
@10% THD . . . . . . . . . . . . . . . mW
200
3. Max. S/N Ratio
@ 1mV RF Input . . . . . . . . . . . dB
50
4. Squelch
a) Sensitivity . . . . . . . . . . . . . . dBm
-121
b) Attack Time . . . . . . . . . . . . . mS
150
c) Closing Time . . . . . . . . . . . . mS
200
5. Audio Frequency Response
@ 300 HZ . . . . . . . . . . . . . . . . . dB
-3
@ 2500 HZ . . . . . . . . . . . . . . . . dB
-10
6. Signal Displacement BW . . . +/-KHZ
5
7. Adjacent Channel Rejection . . . dB
40
8. Intermodulation Rejection . . . . dB
65
9. Spurious Response Rejection . dB
55
D. Power Supply
1. Battery Life (5:5:90 RATIO)
With Alkaline Batteries . . . . . . . HR
24
2. Battery Operating Range . . . . . . V
4.2 - 6.0
Nominal
Unit
Call Tone Setting
Mode Button
Channel Button
Roger Beep Off
Mode Button
Channel Button