Cobra Electronics FRS 220 - Manual (Page 11)

Specifications
17
Specifications
16
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
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
19 127.3 Hz
20 131.8 Hz
Frequency
Ranges