IC-718
Discontinued by the manufacturer. HF Transceiver Key Features Simple operation Front mounted loud speaker Optional DSP capability, UT-106 General coverage receiver PDF Brochure
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Icom

Icom IC-7300 HF/50MHz amateur transceiver with a direct-sampling receiver, 100W output on SSB/CW/FM/RTTY, and a built-in antenna tuner.
Technical
| Frequency coverage (Rx) | 0.030–74.800MHz (Guaranteed: 0.500–29.999, 50.000–54.000MHz) |
|---|---|
| Frequency coverage (Tx) | 1.800–1.999MHz, 3.500–3.999MHz, 5.255–5.405MHz, 7.000–7.300MHz, 10.100–10.150MHz, 14.000–14.350MHz, 18.068–18.168MHz, 21.000–21.450MHz, 24.890–24.990MHz, 28.000–29.700MHz, 50.000–54.000MHz |
| Mode | SSB, CW, RTTY, AM, FM |
| Number of channels | 101 (99 regular, 2 scan edges) |
| Antenna connector | SO-239 (50Ω) |
| Power supply requirement | 13.8V DC ±15% |
| Power consumption (Tx) | 21A (at 100W output power) |
| Power consumption (Rx) | 0.9A typical (Standby), 1.25A (Maximum audio) |
| Operating temperature range | –10˚C to +60˚C |
| Frequency stability | Less than ±0.5ppm |
| Frequency resolution | 1Hz |
| Dimensions (W×H×D) | 240×94×238mm |
| Weight | 4.2kg |
| Output power (SSB/CW/FM/RTTY) | 2–100W |
| Output power (AM) | 1–25W |
| Modulation system (SSB) | Digital P.S.N. modulation |
| Modulation system (AM) | Digital Low power modulation |
| Modulation system (FM) | Digital Reactance modulation |
| Spurious emissions (HF bands) | Less than –50dB |
| Spurious emissions (50MHz band) | Less than –63dB |
| Carrier suppression | More than 50dB |
| Unwanted sideband | More than 50dB |
| Microphone impedance | 600Ω |
| Receiver system | Direct Sampling Superheterodyne |
| Intermediate frequency | 36kHz |
| Sensitivity (SSB/CW, 1.8–29.999MHz, Preamp 1 ON) | 0.16μV |
| Sensitivity (SSB/CW, 50MHz, Preamp 2 ON) | 0.13μV |
| Sensitivity (AM, 0.5–1.8MHz, Preamp 1 ON) | 12.6μV |
| Sensitivity (AM, 1.8–29.999MHz, Preamp 1 ON) | 2.0μV |
| Sensitivity (AM, 50MHz, Preamp 2 ON) | 1.0μV |
| Sensitivity (FM, 28.0–29.7MHz, Preamp 1 ON) | 0.5μV |
| Sensitivity (FM, 50MHz, Preamp 2 ON) | 0.25μV |
| Squelch sensitivity (SSB) | Less than 5.6μV |
| Squelch sensitivity (FM) | Less than 0.3μV |
| Selectivity (SSB) | More than 2.4kHz / –6dB; Less than 3.4kHz / –40dB |
| Selectivity (CW) | More than 500Hz / –6dB; Less than 700Hz / –40dB |
| Selectivity (RTTY) | More than 500Hz / –6dB; Less than 800Hz / –40dB |
| Selectivity (AM) | More than 6.0kHz / –6dB; Less than 10.0kHz / –40dB |
| Selectivity (FM) | More than 12.0kHz / –6dB; Less than 22kHz / –40dB |
| Spurious and image rejection (HF) | More than 70dB |
| Spurious and image rejection (50MHz) | More than 70dB |
| Audio output power | More than 2.5W |
| Tuner frequency range | 1.9–50MHz bands |
| Tuner matching impedance range | 16.7Ω–150Ω unbalanced (VSWR 1:3) |
| Tuner tuning accuracy | VSWR 1:1.5 or less |
| Tuner tuning time | 2–3 seconds (Maximum 15 seconds) |
Overview
The IC-7300 is a compact HF and 50MHz amateur transceiver built around Icom's direct sampling superheterodyne receiver design, covering 0.030 to 74.800MHz on receive with guaranteed performance across the amateur HF bands and 50 to 54MHz. It outputs 2 to 100W on SSB, CW, FM and RTTY (1 to 25W on AM) from a standard 13.8V DC supply, and stores 101 memory channels including two scan edges. A built-in antenna tuner covers 1.9 to 50MHz with a 2 to 3 second tuning time, and the radio weighs 4.2kg in a 240 x 94 x 238mm case rated for -10C to +60C operation.
Questions
The IC-7300 receives from 0.030 to 74.800 MHz (guaranteed performance from 0.500-29.999 MHz and 50.000-54.000 MHz) and transmits on the amateur HF bands plus 50.000-54.000 MHz.
The IC-7300 delivers 2 to 100 W on SSB, CW, FM and RTTY, and 1 to 25 W on AM.
The IC-7300 weighs 4.2 kg and measures 240 x 94 x 238 mm.
The IC-7300 is rated to operate from -10°C to +60°C.
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