D-STAR (Digital Radios)
HF/50/144/440 MHz MULTIMODE PORTABLE TRANSCEIVER
IC-705 (D-STAR)
“Base Station” performance and features in the palm of your hand.
Be Active: Designed for Field Operations
A new hybrid radio. Base station radio performance and functions packaged in a compact and lightweight, portable size. Whether you are taking your hobby to a SOTA, POTA, or some other “On the Air” location, the IC-705 will be your go-to rig!
Specification
General
Frequency coverage (Unit: MHz) |
Receiver |
0.030–199.999*400.000–470.000* |
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Transmitter |
Transmitter |
1.800–1.999 3.500–3.999 5.255–5.405* 7.000–7.300 10.100–10.150 14.000–14.350 18.068–18.168 21.000–21.450 24.890–24.990 28.000–29.700 50.000–54.000 144.000–148.000 430.000–450.000 |
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Mode |
USB, LSB, CW, RTTY, AM, DV, FM, WFM (Rx only) |
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No. of memory channels |
Memory channels: 500 channels (100 groups) Scan edges: 25 channels Call channels: 4 channels (2 channels × 2 bands) |
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Antenna connector |
BNC connector (50Ω)(One connector for all bands) |
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Power supply requirement |
13.8 V DC ±15% (with external power supply) 7.4 V DC (with BP-272) |
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Operating temp. range |
–10°C to +60°C; +14°F to +140°F |
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Frequency stability |
Less than ± 0.5 ppm (–10°C to +60°C; 14°F to 140°F) |
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Frequency resolution |
1 Hz |
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Current drain |
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13.8 V DC |
7.4 V DC |
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TX (Max. power) |
Less than 3 A (10 W) |
Less than 2.5 A (5 W) |
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RX (Max. audio) |
0.5 A (typical) |
0.8 A (typical) |
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RX (Standby) |
0.3 A (typical) |
0.5 A (typical) |
Dimensions |
200×83.5×82 mm; 7.9×3.3×3.2 in (W×H×D, projections not included) |
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Weight |
1.1 kg; 2.4 lb (approximate; including BP-272) |
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* Some frequency bands are not guaranteed.
Transmitter
Output power |
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13.8 V DC |
7.4 V DC |
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SSB/CW/RTTY/FM/DV |
0.1 to 10 W |
0.1 to 5 W |
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AM |
0.025 to 2.5 W |
0.025 to 1.25 W |
Modulation system |
SSB |
Digital PSN modulation |
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AM |
Digital low power modulation |
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FM |
Digital reactance modulation |
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DV |
Digital GMSK modulation |
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Spurious emissions |
Less than −50 dB (HF) Less than −60 dB (50 MHz) Less than −60 dB (144/430 MHz) |
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Carrier suppression |
More than 50 dB |
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Unwanted sideband |
More than 50 dB |
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Receiver
Receiver system |
0.030 to 24.999 MHz |
RF Direct Sampling |
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25.000 MHz and above |
Down Conversion IF Sampling |
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Intermediate frequencies |
25.000 MHz and above:38.85 MHz±0.5 MHz |
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Sensitivity (HF: Preamp-1 ON, 50 MHz: Preamp-2 ON, 144/430/440 MHz: Preamp ON) |
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0.500 to 1.799 MHz |
1.800 to 29.999 MHz |
50 MHz to 54 MHz |
144/430/440 MHz |
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SSB/CW(10 dB S/N) |
– |
0.20 μV |
0.15 μV |
0.11 μV |
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AM(10dB S/N) |
13.0 μV |
2.0 μV |
1.0 μV |
1.0 μV |
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FM(12 dB SINAD) |
0.5 μV (28.000 to 29.700 MHz) |
0.5 μV (28.000 to 29.700 MHz) |
0.25 μV |
0.18 μV |
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DV(1% BER)(PN9) |
1.0 μV (28.000 to 29.700 MHz) |
1.0 μV (28.000 to 29.700 MHz) |
0.63 μV |
0.35 μV |
Selectivity (Filter: SHARP) |
SSB(BW=2.4 kHz) |
More than 2.4 kHz/-6 dB Less than 3.4 kHz/-40 dB |
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CW(BW=500 Hz) |
More than 500 Hz/-6 dB Less than 700 Hz/-40 dB |
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RTTY(BW=500 Hz) |
More than 500 Hz/-6 dB Less than 800 Hz/-40 dB |
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AM(BW=6 kHz) |
More than 6.0 kHz/-6 dB Less than 10 kHz/-40 dB |
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FM(BW=15 kHz) |
More than 12.0 kHz/-6 dB Less than 22 kHz/-40 dB |
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DV(12.5 kHz spacing) |
Less than -50 dB |
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Spurious and image rejection ratio (SSB/CW/AM/FM) |
HF: More than 70 dB*(except for ADC aliasing)50 MHz: More than 70 dB*144 MHz: More than 65 dB430 MHz: More than 54 dB* At Intermediate frequency in 25–30 MHz or 50–54 MHz: More than 50 dB |
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Audio output power |
Internal SP |
More than 530 mW (12 Ωload at 10% distortion) |
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External SP |
More than 200 mW (8 Ωload at 10% distortion) |
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Applicable U.S. Military Specifications
Icom makes rugged products that have been tested to and passed the following MIL-STD requirements and strict environmental standards.
Standard
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MIL-810 G |
MIL-810 G |
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Method |
Procedure |
High Temperature |
501.5 |
I, II |
Low Temperature |
502.5 |
I, II |
Vibration |
514.6 |
I |
Also meets equivalent MIL-STD-810-C, -D -E and -F.All stated specifications are subject to change without notice or obligation.
Supplied Accessories
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HM-243 Speaker-microphone
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BP-272 Battery pack
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OPC-2421 DC power cable
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