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Specifications| General |
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Frequency range IC-F1721/D, F1821/D
IC-F2721/D, F2821/D |
136–174MHz 400–470MHz 450–512MHz | | Number of channels | 256 channels/
32 zones | | Channel spacing | 12.5/25kHz, 15/30kHz | | PLL
channel step | 2.5kHz, 3.125kHz (VHF)
5kHz, 6.25kHz (UHF) | | Antenna impedance | 50Ω | | Operating Temp. range | –30°C to +60°C
–22°F to +140°F | | Power
supply requirement | 13.6V DC nominal | Current drain (approx) Tx Rx |
50W/45W
Max. audio
Stand-by |
14.0A 1200mA
600mA |
| Dimensions
(W×H×D) (projections not included) | 175×45×170 mm 67⁄8
×125⁄32 ×611⁄16 in | | Weight (approx.) | 1.5kg;
3.3lb |
| Transmitter |
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| Output
power (approx) | 50W (VHF) 45W (UHF) | | Max. frequency deviation | ±5.0/2.5kHz
(Wide/Narrow) | | Frequency error | ±2.0ppm | | Spurious emissions | 75dB typ. | | FM
Hum and Noise | 45/40dB typ. (Wide/Narrow) | | Adjacent channel power | 70/60dB min. (Wide/Narrow) | | Audio
harmonic distortion: | 3% typ. (40% deviation) | | Modulation limiting | 70–100% of Max. deviation | | Ext.
microphone impedance | 600Ω (8-pin modular) |
| Receiver |
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Sensitivity Analog (12dB SINAD) Digital
(5% BER) |
0.25/0.3μV typ. (VHF/UHF) 0.25/0.3μV typ. (VHF/UHF) | Squelch
sensitivity
|
0.25/0.3μV typ. (VHF/UHF) 73dB typ. | Adjacent
channel selectivity Analog Digital |
0.25/0.3μV
typ. (VHF/UHF) 73dB typ. | | Spurious response | 80dB typ. | Intermodulation
Analog
Digital |
77/75dB typ.
(Wide/Narrow)
77dB typ. | Hum and noise ratio
| 50/45dB typ. (Wide/narrow) | Audio output power
External audio (D-sub) | 4W typ.
22W typ.
(at 10% distortion with an 8Ω load) | | External speaker connector | 2-conductor 3.5 (d)
mm (1⁄8″)/4Ω |
Applicable U.S. Military Specifications| Standard | MIL 810 C | MIL 810 D | MIL 810 E | MIL 810 F | |
| Low
Pressure | 500.1 | I | 500.2 | I, II | 500.3 | I,
II | 500.4 | I, II | | High Temp. | 501.1 | I | 501.2 | I, II | 501.3 | I, II | 501.4 | I, II | | Low Temp. | 502.1 | I | 502.2 | I, II | 502.3 | I, II | 502.4 | I, II | | Temp. Shock | 503.1 | I | 503.2 | I | 503.3 | I | 503.4 | I | | Solar Radiation | 505.1 | I | 505.2 | I | 505.3 | I | 505.4 | I | | Rain | 506.1 | I, II | 506.2 | I, II | 506.3 | I, II | 506.4 | I, II | | Humidity | 507.1 | I, II | 507.2 | II, III
| 507.3 | II, III | 507.4 | – | | Salt
Fog | 509.1 | I | 509.2 | I | 509.3 | I | 509.4 | – | | Dust Blowing | 510.1 | I | 510.2 | I | 510.3 | I | 510.4 | I | | Vibration | 514.2 | VIII, X | 514.3 | I | 514.4 | I | 514.5 | I | | Shock | 516.2 | I, II, V | 516.3 | I, IV | 516.4 | I, IV | 516.5 | I, IV |
Supplied
Accessories - Hand microphone, HM-148
- DC power cable
- Microphone hanger
- Mounting bracket
kit
- External speaker, SP-22*
- Key assign stickers
*
For IC-F1821/D, F2821/D only.
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