Icom IC-A24 Service Manual page 10

SECTION 1
▄
GENERAL
• Frequency coverage
• Type of emission
• Channel spacing
• Number of memory channels
• Power supply requirement
• External power supply requirement
• Current drain (at 7.2 V DC)
• Operating temperature range
• Frequency stability
• Antenna connection
• Dimensions (projections not included)
• Weight (without antenna, battery pack)
▄
TRANSMITTER
• RF output power (at 7.2 V DC)
• Modulation system
• Modulation limiting
• Modulation depth
• Audio harmonic distortion
• Hum and noise ratio
• Spurious emissions
(except operating frequency ±62.5 kHz range)
• Harmonic spurious emissions
(except operating frequency ±1 MHz range)
• Microphone connector
▄
RECEIVER
• Receive system
• Intermediate frequencies
• Sensitivity
VOR (AM 6 dB S/N)
COM (AM 6 dB S/N)
COM (AM 12 dB SINAD with CCITT fi lter)
WX (FM 12 dB SINAD)
• Threshold squelch sensitivity
• Selectivity
• Spurious response rejection ratio
• Audio power output (at 7.2 V DC)
• Hum and noise
• Ext. speaker connection
Specifi cations are measured in accordance with FCC Part87 / EN300 676.
All stated specifi cations are subject to change without notice or obligation.
SPECIFICATIONS
: TX 118.000–136.975 MHz
RX 108.000–136.975 MHz*
WX 161.650–163.275 MHz*
*1
: IC-A24/E only. IC-A6/E: 118.000–136.975 MHz
2
* : [USA] only
: 6K00A3E, 16K0G3E (Weather channel; [USA] only)
: 25 kHz
: 20 channels × 10 banks
: Specifi ed ICOM's battery pack BP-209N, BP-210N, BP-211N
: 11.0 V DC
: Transmit
Receive
: –10°C to +60°C; +14°F to +140°F
–20°C to +55°C
: ±5 ppm
: BNC type (50 Ω nominal)
: 129.3(W) × 54(H) × 35.5(D) mm; 5
11
: 180 g; 6 ⁄
32
: 5.0 W (PEP) typical, 1.5 W (CW) typical
3.6 W (PEP) typical, 1.0 W (CW) typical
: Low level modulation
: 70–100%
: 85%
: Less than 10% (at 60% modulation)
Less than 10% (at 85%±3 dB modulation)
: More than 35 dB
: More than 46 dB
: Less than –36 dBm
: 3-conductor 2.5(d) mm (
: Double conversion superheterodyne system
: 1st 30.05 MHz
2nd 450 kHz
:
0.71 µV typical
0.5 µV typical
0.71 µV typical
0.22 µV typical
: Less than 1 µV (AM)
Less than 0.45 µV (FM for weather channel)
: More than 7.5 kHz/–6 dB
Less than 25 kHz/–60 dB
: More than 60 dB (AM), More than 30 dB (FM) [GEN], [USA]
More than 70 dB (AM)
: 500 mW typical
(at 10% distortion with an 8 Ω load, 30% modulation)
: More than 40 dB at 30% modulation
More than 40 dB at 90% modulation
: 3-conductor 3.5(d) mm (
1 - 1
1
2
1.5 A typical
300 mA typical (AF max.)
70 mA typical (Stand-by)
(W) × 2
3
⁄
32
oz (Approx.)
1
⁄ ")/more than 100 kΩ
10
")/ 8 Ω
1
⁄
8
[GEN], [USA]
[EUR]
(H) × 1
1 13
⁄ ⁄ (D) in
8 32
[GEN], [USA]
[EUR]
[GEN], [USA]
[EUR]
[GEN], [USA]
[EUR]
[GEN], [USA]
[GEN], [USA]
[EUR]
[IC-A24/E]
[GEN], [USA]
[EUR]
[USA]
[EUR]
[GEN], [USA]
[EUR]