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IC-RP4520 - Land Mobile UHF Repeater

 

Quick Specs
Land mobile UHF repeater
RX/TX: 400-430 MHz or 450-470 MHz (two versions)
Output power: 10 W, 25 W, 50 W (depending on version)
Modes: FM
Receiver sensitivity: 0.5 µV (FM, 12 dB SINAD

 

Detailed Specifications

An advanced CPU and other ICs in the IC-RP4520 logic circuit allow you remote control using a DTMF code as follows:

  • CTCSS decoder ON/OFF
  • CTCSS encoder ON/OFF
  • CTCSS decoder frequency setting
  • CTCSS encoder frequency setting
  • Local inhibit function ON/OFF
  • Manual ID signal transmission
  • ID signal transmission speed setting
  • Time-out timer setting
  • Hang-up timer setting
  • Repeater-pausing time after time-out
  • CPU resetting
  • Fine tuning of the operation frequency
  • 3 auxiliary control outputs

General

  • Frequency Coverage:
    400-430 MHz (10 W, 25 W, 50 W)
    450-470 MHz (50 W)
  • Mode:
    FM (16K0F3E)
    FM (8K50F3E) (narrow versions)
  • Initial tuning step: 5 or 12.5 kHz (selectable)
  • Antenna impedance: 50 ohms (unbalanced)
  • Power supply requirement: 117 V AC or 13.8 V DC ±15%
  • AC power consumption:
    10 W version: 125 VA
    25 W version: 160 VA
    50 W version: 245 VA
  • Current drain (at 13.8 V DC):
    Transmit: 7.0 A (10 W version); 10.0 A (25 W version); 17.0 A (50 W version)
    Receive (squelched): 1.0 A
    Receive (maximum audio output): 1.2 A
  • Usable Temperature Range: -10°C ~ +60°C
  • Frequency stability: ±0.0001%
  • Dimensions: 425(W) x 149(H) x 368(D) mm; 16.7(W) x 5.9(H) x 14.5(D) in
  • Weight: 17 kg; 37.5 lbs.

Transmitter

  • Output power:
    10 W versions: 10 W
    25 W versions: 25 W
    50 W versions: 50 W
  • Modulation system: Variable reactance frequency modulation
  • Maximum frequency deviation: ±5 kHz; ±2.5 kHz (narrow versions)
  • Spurious emissions: -70 dB
  • Microphone impedance: 600 ohms

Receiver

  • Receive system: Double-conversion superheterodyne
  • Intermediate frequencies: 1st 30.875 MHz; 2nd 455 kHz
  • Sensitivity: 0.5 µV for 12 dB SINAD
  • Tight squelch sensitivity: 1.4 µV
  • Adjacent channel selectivity: -70 dB; -60 dB (narrow version)
  • Spurious rejection: -70 dB
  • Audio output power: 1.7 W with an 8 ohms load
  • Audio output impedance: 8 ohms

A duplexer is separately required when only one antenna is used for operation. Consult your local ICOM dealer for detailed information.

 
 
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