![background image](http://html.mh-extra.com/html/icom/ic-7300/ic-7300_service-manual_612239004.webp)
1-1
SECTION 1 SPECIFICATIONS
M
General
•Frequency coverage (unit: MHz):
Receiver
0.030000 ~ 74.800000*
1
Transmitter
1.800000 ~
0
1.999999*
2
3.500000 ~
0
3.999999*
2
5.255000 ~
0
5.405000*
2
7.000000 ~
0
7.300000*
2
10.100000 ~ 10.150000*
2
14.000000 ~ 14.350000*
2
18.068000 ~ 18.168000*
2
21.000000
~ 21.450000*
2
24.890000 ~ 24.990000*
2
28.000000 ~ 29.700000*
2
50.000000 ~ 54.000000*
2
70.000000 ~ 70.500000*
2
*
1
Some frequency ranges are not guaranteed.
*
2
Depending on the transceiver version.
•Operating modes:
USB/LSB (J3E), CW (A1A), RTTY (F1B), AM (A3E) and FM (F3E)
•Number of memory channels:
101 (including 2 scan edges)
•
Antenna connector:
SO-239 (antenna impedance: 50 Ω
unbalanced)
•Power supply requirement:
13.8 V DC (±15%)
•Operating temperature range:
–10°C to +60°C, +14°F to +140°F
•Frequency stability:
Less than ±0.5 ppm (–10°C to +60°C, +14°F to +140°F)
•Frequency resolution:
1 Hz (minimum)
•Power consumption:
Receive Standby
0.9 A
Maximum audio
1.25 A
Transmit Maximum power
21.0 A
•Dimensions (projections not included): 240 (W)×94 (H)×238 (D) mm, 9.4 (W)×3.7 (H)×9.4 (D) in
•Weight (approximately):
4.2 kg, 9.3 Ib
M
Transmitter
•Transmit output power:
HF and 50 MHz bands
SSB/CW/RTTY/FM
2~100 W
AM
1~25 W
70 MHz band*
2
SSB/CW/RTTY/FM
2~50 W
AM
1~12.5 W
*
2
Depending on the transceiver version.
•Modulation system:
SSB
P.S.N. modulation
AM
Low power modulation
FM
Reactance modulation
•Spurious emission:
Harmonics
Less than –50 dB (1.8~28 MHz)
Less than –63 dB (50 MHz band)
Less than –60 dB (70 MHz band*
2
)
Out-of-band emission
Less than –40 dB (1.8~28 MHz)
Less than –60 dB (50 MHz band)
Less than –60 dB (70 MHz band*
2
)
*
2
Depending on the transceiver version.
•Carrier suppression:
More than 50 dB
•Unwanted sideband suppression:
More than 50 dB
•Input impedance (microphone
):
600 Ω