Icom 718
ICOM HF XCVR/SW RCVR/MIC/DSP
GENERAL SPECIFICATION
Dimensions: 240mm (W) x 95mm (H) x 239mm (D)
(projections not included) or 9 7/16"(W) x 3 3/4"(H) x 9
13/32"(D)
Frequency Range: RX: 0.030-29.999999MHz
(guaranteed range: 0.5-29.999999MHz); TX:
1.800-1.999999MHz, 3.500-3.999999MHz (varies with
version), 7.000-7.300000MHz, 10.100-10.150000MHz,
14.000-14.350000MHz, 18.068-18.168000MHz,
21.000-21.450000MHz, 24.890-24.990000MHz,
28.000-29.700000MHz
Mode: USB, LSB, CW, RTTY (FSK), AM
Memory Channels: 101 (99 regular, 2 scan edges)
Frequency Resolution: 1Hz
Frequency Stability: Less than ±200Hz from 1
minute to 60 minutes after power on. After that, rate of
stability less than ±30Hz/hr. at +25° (+77F)
Temperature Fluctuations: 0°C to +50°C (+32F to
+122F) less than ±350Hz
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)
Weight: 3.8 kg; 8 lbs. 6 oz.
ACC Connector: 13-pin
REMOTE Connector: 2-conductor 3.5 (d) mm; (1/8")
TRANSMITTER SPECIFICATIONS:
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 30MHz: -50dB, above
30MHz: -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 SPECIFICATIONS:
Receiver System: Double conversion super
heterodyne
Sensitivity (10 dB S/N): SSB, CW, RTTY: 0.16 µV
(1.8-29.999999MHz); AM: 13 µV (0.5-1.799999MHz); AM: 2
µV (1.8-29.999999MHz)
SQL Sensitivity: Less than 5.6 µV (SSB)
Selectivity: SSB, CW, RTTY: More than 2.1kHz/-6
dB, Less than 4.5kHz/-60 dB; AM: More than 6.0kHz/-6 dB,
Less than 20kHz/-40 dB
Spurious And Image Rejection Ratio: More than 70
dB (1.8-29.999999MHz)
Audio Output Power: More than 2.0W at 10%
distortion with at 8 Ohm load (at 13.8 V DC)
RIT Variable Range: ±1200Hz
PHONES Connector: 3-conductor 6.5 (d) mm (1/4")
External SP Connector: 2-conductor 3.5 (d) mm
(1/8") /8 Ohms
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