Specifications

Specifications

Frequency Ranges

I. GENERAL SPECIFICATIONS

A.FREQUENCIES CHANNEL ASSIGNMENT

 

Channel

 

Channel

FRS

Frequency

FRS

Frequency

Channel

in MHz

Channel

in MHz

1

462.5625

8

467.5625

2

462.5875

9

467.5875

3

462.6125

10

467.6125

4

462.6375

11

467.6375

5

462.6625

12

467.6625

6

462.6875

13

467.6875

7

462.7125

14

467.7125

B. SUBCHANNEL ASSIGNMENTS

 

 

CTCSS

 

CTCSS

 

Channel

Frequency

Channel

Frequency

01

67.0 Hz

21

136.5 Hz

02

71.9 Hz

22

141.3 Hz

03

74.4 Hz

23

146.2 Hz

04

77.0 Hz

24

151.4 Hz

05

79.7 Hz

25

156.7 Hz

06

82.5 Hz

26

162.2 Hz

07

85.4 Hz

27

167.9 Hz

08

88.5 Hz

28

173.8 Hz

09

91.5 Hz

29

179.9 Hz

10

94.8 Hz

30

186.2 Hz

11

97.4 Hz

31

192.8 Hz

12

100.0 Hz

32

203.5 Hz

13

103.5 Hz

33

210.7 Hz

14

107.2 Hz

34

218.1 Hz

15

110.9 Hz

35

225.7 Hz

16

114.8 Hz

36

233.6 Hz

17

118.8 Hz

37

241.8 Hz

18

123.0 Hz

38

250.3 Hz

19127.3 Hz

20131.8 Hz

C. RECEIVER

 

 

 

 

UNIT

NOMINAL

1.

SENSITIVITY

 

 

 

FOR 12dB SINAD

dBm

-119

 

FOR CALL SIGNAL DETECTION

dBm

-121

2. MAX. AUDIO OUTPUT @ 10% THD

mW

150

3.

MAX S/N RATIO @ 1mV RF INPUT

dB

45

4.

SQUELCH

 

 

 

a) SENSITIVITY

dBm

-121

 

b) ATTACK TIME

mS

120

 

c) CLOSING TIME

mS

200

5.

AUDIO FREQUENCY RESP.

 

 

 

@ 300 HZ

dB

-15

 

@ 2500 HZ

dB

-10

6.

SIGNAL DISPLACEMENT BW

+/- KHZ

5

7.

ADJACENT CH. REJECTION

dB

60

8.

INTERMODULATION REJECTION

dB

65

9.

SPURIOUS RESPONSE REJECTION

dB

65

D. TRANSMITTER

 

 

 

 

UNIT

NOMINAL

1.

EFFECTIVE RADIATED POWER

mW

500

2.

CARRIER FREQ. STABILITY

Hz

+/-500

3.

MODULATION LIMITING

kHz

2.5

4.

CARRIER ATTACK TIME

mS

30

5.

AUDIO FREQUENCY RESPONSE

 

 

 

@ 300 HZ

dB

-10

 

@ 2500 HZ

dB

4

6.

AUDIO DISTORTION

%

3

7.

HUM NOISE

dB

38

8.

TRANSIENT FREQ. BEHAVIOR

 

 

 

a) TX ON

mS

30

 

b) TX OFF

mS

5

E. POWER SUPPLY

 

 

1.

BATTERY LIFE (1:1:18 RATIO)

HR

24

2.

BATTERY

V

4.2-6.0

16

17

 

 

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Cobra Electronics FRS 220 operating instructions Specifications, Frequency Ranges

FRS 220 specifications

The Cobra Electronics FRS 220 is a compact, two-way radio designed for reliable communication in a variety of outdoor activities and everyday scenarios. Catering to outdoor enthusiasts, families, and professionals alike, this device stands out for its combination of portability, ease of use, and advanced features.

One of the key features of the FRS 220 is its robust range. With a maximum communication distance of up to 16 miles, it ensures that users can stay connected even in more remote locations, granted that the terrain is favorable. This makes it an ideal choice for hiking, camping, or any outdoor adventure where cell phones may not have reliable coverage.

The FRS 220 operates on Family Radio Service (FRS) frequencies, utilizing 22 available channels. This is particularly advantageous for users as it minimizes interference and allows for more effective communication. The device is engineered to be user-friendly, featuring a straightforward interface with control buttons and an easy-to-read display, making it accessible for users of all ages.

Another standout characteristic of the FRS 220 is its privacy features. The radio includes 121 privacy codes, providing users with the ability to communicate more discreetly. These codes reduce the chances of eavesdropping by blocking other radios from receiving conversations, which is a particularly useful feature in crowded areas.

In addition to its communication capabilities, the FRS 220 boasts a host of helpful technologies. The built-in LED flashlight is a practical addition for nighttime excursions or emergencies. Moreover, the weather alert feature ensures that users stay informed about changing weather conditions, an essential aspect for any outdoor activity.

Portability is yet another highlight of the FRS 220. Weighing in at a lightweight 5 ounces, it's easy to carry or clip onto a backpack. The device operates on rechargeable batteries, which not only reduces waste but also ensures prolonged use during extended trips. Furthermore, its durable design makes it resistant to various environmental factors, providing a reliable tool in variable conditions.

In summary, the Cobra Electronics FRS 220 is a versatile and user-friendly two-way radio that excels in providing clear communication over notable distances. With its range of features, including privacy codes, weather alerts, and lightweight design, it's a valuable companion for outdoor adventurers, families, and professionals looking to maintain connectivity in a variety of situations.