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SECTION 1
SPECIFICATIONS
All stated specifications are subject to change without notice or obligation.
Frequency coverage
Type of emission
Number of channels
Power supply requirement
Antenna impedance
Input impedance (Mic)
Output impedance (Audio)
Intermediate frequency
Operating temperature range
High power
Low power
stand-by
Rated audio
Dimensions
(Projections not included)
Weight
RF output power (at 7.2 V DC)
Modulation system
Max. permissible deviation
External mic.connector
Frequency error
Spurious emissions
Adjacent channel power
Audio harmonics distortion
FM Hum and noise
Residual modulation
Limiting charact of modulator
Receive system
Intermediate frequencies
Sensitivity
Audio output power (at 7.2 V)
Adjacent channel selectivity
Spurious response
Intermodulation
FM Hum and noise (Typical)
Squelch sensitivity
EIA-152-C/204D or TIA-603
ETS 300 086/300 296
RECEIVER
TRANSMITTER
GENERAL
440.000 MHz–470.000 MHz
440.000 MHz–470.000 MHz
462.550 MHz–469.550 MHz
A
446.00625 MHz–446.09375 MHz
C
462.550 MHz–467.725 MHz
B
16K0F3E/8K50F3E (at 25 / 12.5 kHz: W/N-type), 8K50F3E (at 12.5 kHz: N-type)
2 ch. (IC-F21BR / F21S / F22S), 15 ch. (IC-F21GM / F22SR), 16 ch. (IC-F21 / F22)
7.2 V (negative ground)
50
Ω
normal
2.2 k
Ω
normal
8
Ω
normal
1st: 46.350 MHz, 2nd: 450 kHz
–30 ˚C to +60 ˚C (–22˚F to +140˚F)
–25 ˚C to +55 ˚C (–13˚F to +131˚F)
1.6 A (4 W) except
A
,
C
; 1.2 A (2 W) except
C
; 0.5 A (0.5 W ERP)
C
only
0.8 A (1 W)
70 mA
250 mA
54(W)
×
128(H)
×
37(D) mm; 2
1
⁄
8
(W)
×
5
1
⁄
25
(H)
×
1
15
⁄
32
(D) inch
310 g; 10.1 oz (with BP-209), 300 g; 10.6 oz (with BP-222)
High: 4.0 W (
A
: 2.0 W,
C
: 0.5 W), Low1: 2.0 W (except
A
,
C
), low2: 1.0 W (except
C
)
Variable reactance frequency modulation
± 5.0 kHz (25 kHz), ± 2.5 kHz (12.5 kHz) (
C
: ± 2.5 kHz (12.5 kHz) only)
3-conductor 2.5 mm (
1
⁄
10
in) (2 k
Ω
)
±2.5 ppm
±1.5 kHz
73 dBc (typical)
0.25 µW <= 1 GHz, 1.00 µW > 1 GHz
70 dB*
1
(25 kHz), 60 dB*
1
(12.5 kHz)
3 % typical at 1 kHz, 40 % deviation
5 % typical at 1 kHz 60 % deviation
46 dB typ. (25 kHz), 40 dB typ. (12.5 kHz)
–
–
45 dB typ. (25 kHz), 43 dB typ. (12.5 kHz)
70 % – 100 % of max. deviation
Double-conversion super heterodyne
1st: 46.350 MHz, 2nd: 450 kHz
0.25 µV (typical) for 12 dB SINAD
0.25 µV (typical) for 12 dB SINAD
0.63 µV EMF (typical) for 20 dB SINAD
(
C
: 26.5 dBµV/m for 20 dB SINAD)
0.5 W at 5 % distortion with an 8
Ω
load, 0.6 W at 5 % distortion with 6
Ω
load
70 dB typ. (25 kHz), 65 dB typ. (12.5 kHz)
70 dB (25 kHz), 60 dB (12.5 kHz)
81.29 dBµV/m
70 dB*
1
(
C
: 91.29 dBµV/m)
70 dB
65 dB (
C
: 86.29 dBµV/m)
46 dB*
2
(25 kHz), 40 dB*
2
(12.5 kHz)
45 dB typ.*
3
(25 kHz), 43 dB typ.*
3
(12.5 kHz)
0.3 µV typical at threshold (
C
: 26.5 dBµV/m at threshold)
Current drain
(at 7.2 V)
Tx
Rx
*
1
EIA-152-C/204D or TIA-603 is typical value, *
2
EIA-152-C/204D only, *
3
With CCITT filter
A
: [F21BR],
B
: [F21GM]],
C
: [F22SR]
Summary of Contents for IC-F11
Page 1: ...SERVICE MANUAL VHF TRANSCEIVERS...
Page 28: ...9 5 9 2 SW A AND SW B UNITS TOP VIEW SW A UNIT F1 Q1 DS1 B5603C SW B UNIT F1 Q1 DS1...
Page 37: ......
Page 38: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13806IZ C1V 2001 Icom Inc...
Page 39: ...SERVICE MANUAL UHF TRANSCEIVERS...
Page 68: ...9 5 9 3 SW A AND SW B UNITS TOP VIEW SW A UNIT F1 Q1 DS1 B5603C SW B UNIT F1 Q1 DS1...
Page 77: ......
Page 78: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13806IZ C1U 2001 Icom Inc...