Icom IC-471A is similar to the Icom IC-271A, but covers the 440 MHz band instead of 2 meters. Power output is 1 to 25 watts. Encode is built in. Additional adjustment controls can be accessed via a trap door on the top panel. The antenna jack is N type.
| Type: | Amateur UHF transceiver | ||
| Frequency range: | 430-450 MHz | ||
| Tuning steps: | 10 / 100 Hz 1 / 5 KHz |
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| Mode: | FM/SSB/CW | ||
| Channels/memory management: | 32 regular | ||
| Repeater shift/offset: | ± any in-band separation in 10 KHz steps | ||
| Power supply: | 13.8 VDC ±15% | ||
| Current drain/power consumption: | RX: 1.2-1.4 A TX: Max 8 A |
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| Antenna impedance/connector: | 50 ohms / N-jack | ||
| Dimensions (W*H*D): | 285*110*275 mm (11.22*4.33*10.83") | ||
| Weight: | 6 Kg (13.23 lbs) | ||
| Other features: | CTCSS/PL encoder. VOX, NB | ||
| RECEIVER SECTION | |||
| Receiver system: | Double conversion superheterodyne (SSB/CW) 1st IF: 70.4515 MHz 2nd IF: 10.75 MHz Triple conversion superheterodyne (FM) 1st IF: 70.4515 MHz 2nd IF: 10.75 KHz 3rd IF: 455 Khz |
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| Sensitivity: | FM: 0.3 uV (12 dB SINAD) SSB/CW: 0.3 uV (0.3 uV (10 dB S+N/N) |
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| Selectivity: | FM: 15 KHz (-6 dB), 30 KHz (-60 dB) SSB/CW: 2.4 KHz (-6 dB), 4.8 KHz (-60 dB) |
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| Image rejection: | |||
| AF output power/speaker: | 2 W at 10% distortion / 8 ohms | ||
| External speaker connector: | 3.5 mm, 8 ohms | ||
| TRANSMITTER SECTION | |||
| RF output power: | Max 25 W | ||
| Modulation system: | FM: Variable reactance SSB: Balanced |
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| Max FM deviation: | ±5 KHz | ||
| Spurious emissions: | Less than -60 dB | ||
| Microphone impedance/connector: | 600 ohms / 8-pin | ||
| MISCELLANEOUS | |||
| Manufactured: | Japan, 1984-198x (Discontinued) | ||
| Additional info: | |||
| Related documents: | User manual (7.1 MB) | ||
| Modifications: | |||
| Options/Accessories: |
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