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Icom IC-718
HF All Band Transceiver
The Origin of the HF Transceiver
IC-718 memiliki pita HF yang memungkinkan Anda untuk berkomunikasi dalam jarak jauh dengan mencakup banyak km bahkan ke belahan dunia lain. Dengan kinerja superior yang terdapat pada IC-718 seperti jangkauan dinamis yang lebar, rasio C / N yang tinggi, dan operasi tugas penuh, Anda akan merasa mudah untuk menggunakannya. Rasakan kombinasi RF dan teknologi digital terkini, bersama dengan ukuran dan pengoperasian yang disederhanakan. IC-718 akan menjadi rig paling praktis yang pernah Anda miliki.
Deskripsi
SPESIFICATION
| 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 |
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| 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) |
|
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| Usable temperature range | -10°C to +60°C
(+14°F to +140°F) |
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| Antenna connector | SO-239 (50Ω) | ||||||
| Dimensions
(projections not included) |
240mm (W) x 95mm (H) x 239mm (D);
97/16in (W) x 33/4in (H) x 913/32in (D) |
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| 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 2-35W |
| 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 (600Ω) |
| 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 µV (1.8-29.999999 MHz) 13 µV (0.5-1.799999 MHz) 2 µV (1.8-29.999999 MHz) |
| SQL sensitivity | Less than 5.6 µV (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 8Ω 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″) / 8Ω |
