Radio RIG Icom IC-718 HF All Band Transceiver

Specifications
General
Frequency Range
Rx
Tx

0.030-29.999999 MHz* 1
1.800-1.999999 MHz* 2
3.500-3.999999 MHz* 2 ( varies with version)
7.000-7.300000 MHz
10.100-10.150000 MHz
14.000-14.350000 MHz
18.068-18.168000 MHz
21.000-21.450000 MHz
24.890-24.990000 MHz
28.000-29.700000 MHz
* 1guaranteed range: 0.5-29.999999 MHz
* 2varies according to version
Mode USB, LSB, CW, RTTY ( FSK) , AM
No. of memory channels 101 ( 99 regular, 2 scan edges)
Frequency resolution 1 Hz
Frequency stability

Less than ± 200 Hz from 1 minute to 60 minutes after power on. After that rate of stability less than ± 30 Hz/ hr. at + 25° C ( + 77° F) . Temperature fluctuations 0° C to + 50° C ( + 32° F to + 122° F) less than ± 350 Hz
Power supply requirement

13.8 V DC ± 15% ( negative ground)

Current drain

( at 13.8 V DC)
Receive
Transmit

Stand-by 1.3A
max audio 2.0A
max. power 20.0A
Usable temperature range

-10° C to + 60° C

( + 14° F to + 140° F)
Antenna connector SO-239 ( 50© )

Dimensions

( projections not included)

240mm ( W) x 95mm ( H) x 239mm ( D) ;

97/ 16in ( W) x 33/ 4in ( H) x 913/ 32in ( D)
Weight 3.8 kg; 8 lb 6 oz
ACC connector 13-pin
REMOTE connector 2-conductor 3.5 ( d) mm; ( 1/ 8" )
Transmitter

Modulation system

SSB

AM

Balanced modulation

Low level modulation

Output power

SSB, CW, RTTY

AM

2-100W

2-40W
Spurious emissions Less than -50 dB below peak output power

Spurious frequency

below 30 MHz

above 30 MHz

-50dB

-60dB
Carrier suppression More than 40 dB
Unwanted sideband More than 50 dB
Microphone connector 8-pin connector ( 600© )
KEY connector 3 conductor 6.5 ( d) mm ( 1/ 4" )
SEND connector Phono ( RCA)
ALC connector Phono ( RCA)
Receiver
Receiving system Double conversion superheterodyne

Sensitivity ( 10 dB S/ N)

SSB, CW, RTTY

AM

0.16 µ V ( 1.8-29.999999 MHz)

13 µ V ( 0.5-1.799999 MHz)

2 µ V ( 1.8-29.999999 MHz)
SQL sensitivity Less than 5.6 µ V ( SSB)

Selectivity

SSB, CW, RTTY

AM

More than 2.1 kHz/ -6 dB

Less than 4.5 kHz/ -60 dB

More than 6.0 kHz/ -6 dB

Less than 20 kHz/ -40 dB
Spurious and image rejection More than 70 dB ( 1.8-29.999999 MHz)

Audio output power

( at 13.8 V DC)
More than 2.0W at 10% distortion with an 8© load
RIT variable range ± 1200 Hz
PHONES connector 3-conductor 6.5 ( d) mm ( 1/ 4" )
EXT SP connector 2-conductor 3.5 ( d) mm ( 1/ 8" ) / 8©

All stated specifications are subject to change without notice or obligation.
Supplied Accessories

* Hand Microphone
* DC Power Cable
* Spare Fuses