C.TRANSMITTER UNIT
1. EFFECTIVE RADIATED POWER mW 500
2. CARRIER FREQ.STABILITY H Z 500
3. MODULATION LIMITING KHZ 2.5
4. CARRIER ATTACK TIME mS 80
5. AUDIO FREQUENCY RESPONSE
@ 300 HZ DB -6
@ 3000 HZ DB -6
6. AUDIO DISTORTION % 3
7. HUM and NOISE DB 35
8. TRANSIENT FREQ.BEHAVIOR
a)TX ON mS 30
b) TXOFF mS 5
D.POWER SUPPLY
1.BATTERY LIFE (1:1:8 RATIO) HR 24
2.BATTERY V 4.8 - 6.0
MicroTalk Specifications

4140

I.GENERAL SPECIFICATIONS
A.GENERAL
CH=14 CHANNELS WITHIN 462-467 MHZ
B.RECEIVER UNIT
1.SENSITIVIT Y
FOR 12 DB SINAD uV 0.25
FOR CALL SIG.DETECTION uV 0.2
2.MAX. AUDIO OUTPUT @10% THD MW 100
3.MAX.S/N RATIO @ 1mV RF INPUT DB 45
4.SQUELCH
a) SENS. uV 0.2
b) ATTACK TIME mS 120
c) CLOSING TIME mS 200
5.AUDIO FREQUENCY RESP.
@ 300 HZ DB -6
@ 3000 HZ DB -6
6.SIGNAL DISPL ACEMENT BW +/-KHZ 5
7.ADJACENT CH.REJECTION DB 55
8.INTERMODUL ATION REJECTION DB 55
9.SPURIOUS RESPONSE REJECTION DB 65
Frequency Range

Frequency

Ranges

The microTalk unit represents one of the most

advanced FM two-way radios available.

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
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
CTCSS CTCSS
Channel Frequency Channel Frequency
Channel Channel
FRS Frequency FRS Frequency
Channel In MHz Channel In MHz
FRS305 MANUAL.qx 12/5/00 9:57 AM Page 40