Operation

General Specifications

A. FRS Frequency

Allocation

A = Channel No. For

14 Channel FRS Models

B = Frequency in MHz

C = Power in Watts

A

B

C

1

462.5625

0.5

2

462.5875

0.5

3

462.6125

0.5

4

462.6375

0.5

5

462.6625

0.5

6

462.6875

0.5

7

462.7125

0.5

8

467.5625

0.5

9

467.5875

0.5

10

467.6125

0.5

11

467.6375

0.5

12

467.6625

0.5

13

467.6875

0.5

14

467.7125

0.5

The Cobra® line

of quality products includes:

CB Radios, microTALK® Radios, Radar/Laser Detectors,

Safety Alert® Traffic Warning

Systems,

Accessories,

GPS (Global Positioning

System),

HighGearAccessories

B. Receiver

 

Unit

Nominal

 

 

 

 

 

 

 

 

 

 

 

1.

Sensitivity

 

 

 

 

 

For 12 DB SINAD

. .

dBm

-122

 

 

For Call Signal Detection . . .

. .

dBm

-122

 

2.

Max. Audio Output

 

 

 

 

 

@ 10% THD

. .

mW

350

 

3.

Max. S/N Ratio

 

 

 

 

 

@ 1mV RF Input

. .

. dB

40

 

4.

Squelch

 

 

 

 

 

a) Sensitivity

dB sinad

10

 

 

b) Attack Time

. mS

120

 

 

c) Closing Time

. mS

200

 

5.

Audio Frequency Response

 

 

 

 

 

@ 300 HZ

. .

. dB

-3

 

 

@ 2500 HZ

. .

. dB

-10

 

6.

Signal Displacement BW . . .

. +/-KHz

6

 

7.

Adjacent Channel Rejection . . .

. dB

50

 

8.

Intermodulation Rejection . .

. .

. dB

65

 

9.

Spurious Response Rejection .

. .

. dB

55

 

 

 

 

 

 

C. Transmitter

 

Unit

Nominal

 

 

 

 

 

 

 

 

 

 

 

1.

Power

. .

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

3

 

6.

Audio Distortion

. . %.

3

 

7.

Hum Noise

. .

. dB

30

 

8.

Transient Frequency Behavior

 

 

 

a) TX On

. mS

30

 

 

b) TX Off

. mS

5

 

 

 

 

 

 

D. Power Supply

 

Unit

Nominal

 

 

 

 

 

 

 

 

 

 

 

1.

Battery Life (5:5:90 RATIO)

 

 

 

 

 

With Alkaline Batteries

. HR

24

 

2.

Battery Operating Range . . .

. .

. V 4.2 – 6.0

10 English

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Cobra Electronics FRS132 owner manual General Specifications, Cobra line Quality products includes