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Icom IC-740 Amateur HF Transceiver

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Icom IC-740 is an advanced transceiver covering 160 to 10 meters. Transceive frequency coverage includes: 1.8-2, 3.5-4, 7-7.3, 10-10.5, 14-14.35, 21-21.45 and 28-29.7 MHz. Receive frequency coverage includes: 18-18.5 and 24.5-25 MHz. Power is 200 watts input SSB/CW/RTTY modes. The 740 has sophisticated capabilities such as: dual digital VFOs, all-mode squelch, Notch, Passband Tuning, RIT/XIT, Crystal Calibrator and Attenuator.

Icom IC-740

You also get 9 memories. Tuning increments are 1kHz/50Hz/10Hz. The florescent digital display is easy to read. There is a cooling fan on the rear panel This radio requires 13.8 VDC at 20 Amps. (286 x 111 x 374 mm 10.5 kg). (This model does not feature general coverage receive). There is a speaker built into the top panel of the radio.

Type:Amateur HF transceiver
Frequency range:10-160 m + WARC
Mode:SSB/CW/RTTY (FM option)
Receiver system:Triple conversion superheterodyne
1st IF: 39.7515 MHz
2nd IF: 9.0115 MHz
3rd IF: 455 KHz
Sensitivity:SSB/CW/RTTY: 0.3 uV (10 dB S+N/N)
FM: 0.3 uV (20 dB noise quieting)
Selectivity:SSB/RTTY: 2.4 KHz (-6 dB), 4.5 KHz (-60 dB)
Image rejection:60 dB
RF Power output:10-100 W adjustable
Voltage:13.8 VDC
Current drain:RX: ? A
TX: 20 A
Impedance:50 ohms, SO-239
Dimensions (W*H*D):286*111*374 mm
Weight:10.5 Kg (with built-in PSU)
Manufactured:Japan, 1982-198x (Discontinued)
Other:12 memories. PBT, VOX, NB, SWR-meter
Related documents:User manual (4 MB)
Modifications:
Options/Accessories:
BC-10A
EX-241
EX-242
EX-243
FL-44
FL-45
FL-52
FL-53
FL-54
IC-HM10
IC-HP1
IC-MB12
IC-PS15
IC-PS740
IC-SM5
IC-SP3
Memory backup AC power supply
Marker unit
FM unit
Electronic keyer unit
2.4 KHz (-6 dB) SSB filter. IF: 455 KHz
500 Hz (-6 dB) CW/RTTY filter. IF: 9.0115 MHz
500 Hz (-6 dB) CW/RTTY filter. IF: 455 KHz
250 Hz (-6 dB) CW filter. IF: 455 KHz
270 Hz (-6 dB) CW filter. IF: 9.0115 MHz
Scanning microphone
Headphones
Mobile mounting bracket
External AC power supply
Internal power supply unit
Electret desk microphone
External speaker

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