radios.net.au shop - Icom 718 HF Radio IC-718

The Icom IC-718 is an all mode HF transceiver with general coverage receive. The radio has an amber LCD display, has a front panel mounted speaker, and features automatic tuning steps, built-in CW keyer, direct keypad frequency entry, built-in internal DSP module, IF shift, microphone compressor, built-in S-meter with SWR function, VOX, and more. The radios is supplied with a hand microphone with up and down frequency controls, and a fused DC power cord.

RX coverage 300 kHz-30 MHz
sensitivity <.16 µV
RF output 100 Watts
input voltage 13.8 vDC ±15%
current consumption 20 amps
dimensions 3.8"H x 9.5"W x 9.4"D
weight 9 pounds

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IC-718 Specifications

General

Frequency Range:
- RX 0.030-29.999999 MHz (guaranteed range: 0.5-29.999999 MHz)
- TX 1.800-1.999999 MHz, 3.500-3.999999 MHz (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
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° (+77F).
Temperature fluctuations 0°C to +50°C (+32F to +122F) less than ±350 Hz.
Power supply requirement: 13.8 V DC ±15% (negative ground)
Current drain (at 13.8 V DC):
- Receive: stand-by 1.3 A ; max audio 2.0 A
- Transmit: max. power 20.0 A
Usable temperature range: -10°C to +60°C (+14F to+140F)
Antenna connector: SO-239 (50 ohm)
Dimensions: 240mm (W) x 95mm (H) x 239mm (D)
(projections not included) 9 7/16in (W) x 3 3/4in (H) x 9 13/32in (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: Balanced modulation
- AM: Low level modulation
Output power:
- SSB, CW, RTTY: 5-100W
- AM: 2-40W
Spurious emissions: Less than -50 dB below peak output power
spurious freq.; below 30 MHz: -50dB, above 30 MHz: -60dB
Carrier suppression: More than 40 dB
Unwanted sideband: More than 50 dB
Microphone connector: 8-pin connector (600 ohm)
KEY connector: 3 conductor 6.5 (d) mm (1/4")
SEND connector: Phono (RCA)
ALC connector: Phono (RCA)

Receiver

Receiver system: Double-conversion superheterodyne
Sensitivity: (10 dB S/N)
- SSB, CW, RTTY: 0.16 µV (1.8-29.999999 MHz)
- AM: 13 µV (0.5-1.799999 MHz)
- AM: 2 µV (1.8-29.999999 MHz)
SQL sensitivity: Less than 5.6 µV (SSB)
Selectivity:
- SSB, CW, RTTY: More than 2.1 kHz/-6 dB
- Less than 4.5 kHz/-60 dB
- AM: More than 6.0 kHz/-6 dB
- Less than 20 kHz/-40 dB
Spurious and image rejection ratio: More than 70 dB (1.8-29.999999 MHz)
Audio output power: More than 2.0 W at 10% distortion with at 8 ohm load (at 13.8 V DC)
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 ohms
Specifications are subject to change without notice or obligation.