Icom IC-730 Amateur HF Transceiver

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Icom IC-730 is a compact, easy to use HF radio covering 80 through 10 meters with 200 watts PEP input SSB/CW and 40 watts AM. Modes include SSB, CW and AM. Enhancements include: dual digital VFOs, and noise blanker. The advanced, quad conversion receiver section includes selectable AGC and a preamp. You get one memory per band. Frequency coverage is: 3.5-4, 7-7.3, 10-10.5 (receive), 14-14.35, 18-18.5, 21-21.45, 24.5-25 and 28-29.7 MHz. There is a built-in speaker in the top panel.

The rear panel features an SO-239 antenna jack, speaker jack, 1/4 inch key jack and accessory port. An access door on the top panel allows for additional radio settings and installation of optional EX-195. This radio requires 13.8 VDC at 20 Amps. 

Icom IC-730

Type:Amateur HF transceiver
Frequency range:10-80 m + WARC
3.5-4.0 MHz
7.0-7.3 MHz
10.0-10.5 MHz (RX only)
14.0-14.35 MHz
18.0-18.5 MHz (RX only)
21.0-21.45 MHz
24.5-25.0 MHz (RX only)
28.0-29.7 MHz
Tuning steps:10 / 100 Hz
1 KHz
Mode:AM/SSB/CW
Channels/memory management:1 regular per band segment
RAM storage, relies on external power
Repeater shift/offset:No
Power supply:13.8 VDC ±15%
Current drain/power consumption:RX: ? mA
TX: Max 20 A
Antenna impedance/connector:50 ohms / SO-239
Dimensions (W*H*D):241*94*275 mm (9.49*3.7*10.83")
Weight:6.4 Kg (14.11 lbs)
Other features:PBT, VOX, NB, SWR-meter




RECEIVER SECTION
Receiver system:Quadruple conversion superheterodyne
1st IF: 39.7315 MHz
2nd IF: 9.0115 MHz
3rd IF: 455 KHz
4th IF: 9.0115 MHz
Sensitivity:AM: 0.6 uV (10 dB S+N/N)
SSB/CW: 0.3 uV (10 dB S+N/N)
Selectivity:AM: 6 KHz (-6 dB), 18 KHz (-60 dB)
SSB/CW: 2.4 KHz (-6 dB), 4.8 KHz (-60 dB)
CW-N: 600 Hz (-6 dB), 1.5 KHz (-60 dB) (With optional crystal filter)
Image rejection:
AF output power/speaker:2 W at ?% distortion / 8 ohms
External speaker connector:




TRANSMITTER SECTION
RF output power:AM: 5-25 W
SSB/CW: 5-100 W
Modulation system:
Max FM deviation:No FM
Spurious emissions:Less than -50 dB
Microphone impedance/connector:1.3 kohm / 8-pin (Input level 120 mV typical)




MISCELLANEOUS
Manufactured:Japan, 1981-198x (Discontinued)
Additional info:
Related documents:User manual (3.3 MB)
Modifications:
Options/Accessories:
AH-1
BC-10A
EX-195
EX-202
EX-203
EX-205
FL-30
FL-44
FL-45
HM-10
HP-1
IC-2KL
MB-5
PS-15
SM-5
SP-3
3.5-28 MHz mobile antenna
Memory backup AC power supply
Marker unit
LDA unit for automatic band switching
CW audio filter, 150 Hz (-6 dB)
TRV unit for transverter switching
2.3 KHz SSB narrow filter. IF: 9 MHz
2.4 KHz SSB filter. IF: 455 KHz
500 Hz CW narrow filter. IF: 9 MHz
Scanning microphone
Headphones
500 W solid state linear amplifier
Mobile mounting bracket
AC power supply
Electret condenser type desk microphone
External speaker

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