Icom IC-446S, Руководство по обслуживанию

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All stated specifications are subject to change without notice or obligation.
‘ ‘ GENERAL
Number of channels : 8 ch
Type of emission : 8K50F3E
Frequency stability : ±2.5 kHz
Frequency resolution : 12.5 kHz
Power supply requirements : 3
×
AA(R6) dry, alkaline;
(negative ground) or optional BP-202
Current drain : Less than 500 mA
Operating temperature range : –20˚C to +55˚C
Number of CTCSS frequency : 38 (67.0–250.3 Hz)
Dimensions (mm) : 55.5(W)
×
102.5(H)
×
26.5(D)
(proj. not included)
Weight (included 3 cells) : 180 g
‘ ‘ TRNSMITTER
Output power : 500 mW
Modulation system : Variable reactance
frequency modulation
Max. freqequency deviation : ±2.5 kHz
Spurious emissions : Less than 0.25 µW
Adjacent channel power : More than 60 dB
External mic.connector : 3-conductor
2.5(d) mm/2.2 k
Ω
‘ ‘ RECEIVER
Receiving system : Double conversion
superheterodyne
Intermediate frequency : 1st 21.7 MHz
2nd 450 kHz
Sensitivity (12 dB SINAD) : Less than 0.25 µV; –12 dBµV
Adjcent chnnel selectivity : 55 dB
Spurious response : 65 dB
Intermoduration : 60 dB
Audio output power : 100 mW at 10% distortion
(at 4.5 V DC) with an 8
Ω
load
External SP connector : 2-conductor
3.5 (d) mm (
1
⁄
8
")/8
Ω
‘ ‘ CHANNEL FREQUENCY LIST
‘ ‘ CTCSS FREQUENCY LIST
SECTION 1 SPECIFICATIONS
1 - 1
Channel Frequency Channel Frequency
No. (MHz) No. (MHz)
1
2
3
4
446.00625
446.01875
446.03125
446.04375
5
6
7
8
446.05625
446.06875
446.08125
446.09375
Channel Frequency Channel Frequency
No. (Hz) No. (Hz)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
67.0
71.9
74.4
77.0
79.7
82.5
85.4
88.5
91.5
94.8
97.4
100.0
103.5
107.2
110.9
114.8
118.8
123.0
127.3
131.8
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
---
136.5
141.3
146.2
151.4
156.7
162.2
167.9
173.8
179.9
186.2
192.8
203.5
210.7
218.1
225.7
233.6
241.8
250.3
OFF