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25
D
General
• Frequency range:
Channel spacing: 25 kHz 118.000 to 136.975 MHz
Channel spacing: 8.33 kHz 118.000 to 136.992 MHz
Weather channel*
161.650 to 163.275 MHz
• Channel spacing:
25 kHz or 8.33 kHz
• Frequency stability:
±5 ppm (
–20°C to +55°C;–4°F to
+131°F)
• Operating temperature:
–20˚C to +55˚C;
–4˚F to +131˚F
• Antenna impedance:
50
ø
•
Number of memory channels: 20 regular memory channels
50 group memory channels
20 history memory channels
10 weather memory channels*
• Mode:
AM
6K00A3E/5K60A3E
FM
*
16K0G3E
• Power supply requirement: 13.80 V/27.50 V DC
(negative ground)
• Dimensions:
160
(W)
✕
34 (H)
✕
271 (D) mm;
(projections not included)
6.3 (W)
✕
1.3 (H)
✕
10.7
(D) inches
• Weight (approximately):
1.2 kg; 2.645 lb
D
Transmitter
• Classes:
4 and 6
• Output power:
More than 12 V DC:
8 W (Carrier power)
10 V DC:
4 W (Carrier power)
Transmit is locked out below 9 V DC.
• Spurious emissions:
–60 dBc
• Microphone impedance:
600
ø
• Modulation limiting:
70% (Maximum 98%)
D
Receiver
• Classes:
D and E
• Receive system:
Double conversion superheterodyne
• Intermediate frequencies:
1st
38.85 MHz
2nd
450 kHz
• Sensitivity:
AM
Less than 2 μV (pd)
at 6 dB S/N
FM
*
Less than 1.4 μV (pd)
at 12 dB SINAD
• Selectivity (with 8.33 kHz channel spacing):
6 dB ±2.778 kHz
60 dB ±7.37 kHz
• Spurious response rejection: More than 74 dBµ
• Audio output power:
External speaker
5 W into a 4
ø
load
Headphones
60 mW into a 500
ø
load
*Receiving only.
Measurements made in accordance with RTCA DO-186B.
In Canada, use of 8.33 kHz Channel Spacing of this radio is strictly prohibited and shall not be used.
6
SPECIFICATIONS
Summary of Contents for IC-A220T
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