Icom C RP1520 Instruction Manual
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Icom C RP1520 Instruction Manual

Icom C RP1520 Instruction Manual

144mhz
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Summary of Contents for Icom C RP1520

  • Page 2 (1) READ Thank you for choosing this new lcom product, LY before attempting operation. If you have any Icom’s advanced new IC-RP1520 144MHz REPEATER is designed to meet the perfect corporate communica- feel free to contact your nearest authorized lcom tions in any enviroment.

  • Page 3: Table Of Contents

    POWER With an external receiver and the built-in DTMF tone decoder, it is possible to control user-programmable Icom’s expertise in radio technology has produced the functions. To prevent functioning errors, a 4-bit IC-RP1520, an FM repeater highly efficient and com- password is available to control them.

  • Page 5: Control Functions L

    CONTROL FUNCTIONS 1 NNA CONNECTOR p-x ANTI ANTE RX ANT Outputs the transmitter output power. Inputs incoming signals from the antenna sent Connect to a duplexer with a 50 Q coaxial cable. through the duplexer. Connect to a duplexer with a 50 52 coaxial cable. WARNING: Ground the repeater through this ter- minal to prevent electrical shocks, @CONTROL SIGNAL INPUT JACK...

  • Page 6: Installation

    INSTALLATION 2-1 REAR PANEL CONNECTIONS [CONTROL INPUT] jack [ACC] socket Use a mini-plug to input DTMF signals from an external receiver which receives DTMF signals from a repeater control operator. The input level is 1 .O Vrms or less. Connect an antenna from the AF output terminal through a duplexer.

  • Page 7: Location

    INSTALLATION for best results make the connection between the an- 2-2 LOCATION tenna and repeater as short as possible. This repeater should be installed in a cabinet to protect 2-4 DUPLEXER it from dust, moisture, etc. When the supplied mounting handles are attached to each side of the repeater, the This repeater does not include a duplexer.

  • Page 9: Power

    BASIC OPERATION 3 ) R o t a t e t h e [ S Q U E L C H ] c o n t r o l m a x i m u m When applying power for the first time after the purchase counterclockwise and confirm that the [BUSY] in- of the repeater, be sure to confirm the following points: dicator lights up in green.

  • Page 10: Basic Preseltlngs

    BASIC PRESETTINGS WARNING: DISCONNECT the AC power cable from the repeater before performing any work on the repeater. 3) Setting the PLL Ndata 4-1 SElTING A FREQUENCY N-data for= receive frequency- 1 st IF frequency (MHz) The transmit and receive frequencies can be set by dip receiving PLL reference frequency (MHz) switches on the LOGIC-A UNIT.

  • Page 11: Setting Atone Frequency

    BASIC PRESElTINGS 2) Set the dip switches on SS as desired according to 4-2 SETTING ATONE FREQUENCY the following chart. The tone numbers are used for setting the sub- (1) SUBAUDIBLE TONE DECODER audible tone decoder frequency with DTMF sig- FREQUENCY nals.
  • Page 12 BASIC PRESETTINGS (2) SUBAUDIBLE TONE ENCODER 2) Set dip switches on Sl as desired according to the FREQUENCY following table. The tone numbers are used for setting the sub- The subaudible tone encoder frequency can be set by audible tone encoder frequency with DTMF sig- dip switches on the LOGIC-A UNIT.

  • Page 14: Functions Preseltlngs And Operation

    5-4 ID TIMING CHART Types of timers (factory default) The repeater has three different ID transmit patterns. a. Hang-up time (1 second) The patterns are type A, type B and type C. The follow- b. Time-out time (3 minutes) ing charts show ID transmit timing and difference of c.

  • Page 18: Maintenance

    MAINTENANCE 6-1 REPEATER DISASSEMBLY 6-5 CPU RESEl-I-ING WARNING: DISCONNECT the AC power cable from The repeater may occasionally operate erroneously, the repeater before performing any work e.g., when first applying power. This may be caused on the repeater. externally by static electricity or other factors. 1) Turn the [POWER] switch OFF If this problem occurs, turn the [POWER] switch OFF.

  • Page 19: Troubleshooting

    MAINTENANCE 6-6 TROUBLESHOOTING If you are unable to locate the cause of the problem or The following chart is designed to help you correct solve it through use of this chart, contact your nearest problems which are not equipment malfunctions. lcom Dealer or Service Center.

  • Page 20: Inside Views

    INSIDE VIEWS...

  • Page 21: Bottom View

    INSIDE VIEWS 7-2 BOTTOM VIEW...

  • Page 22: Logic-A Unit

    INSIDE VIEWS 7-3 LOGIC-A UNIT Receive frequency switches Transmit frequency switches Set the receive frequency. See p. 7. Set the transmit frequency. See p. 7. Subaudible tone decoder frequency Subaudible tone encoder frequency switches switches Set the subaudible tone decoder frequency. See p. Set the subaudible tone encoder frequency.

  • Page 23: Specifications

    GENERAL Frequency coverage : 144-148 MHz . Mode : 16KOF3E initial tuning step Antenna impedance . Power supply requirement : U.S.A. version Europe version 240 V AC, 13.8 V DC Z!I 15% Italy version Power consumption : 16OVA Current drain (at 13.8 V DC) : Transmit 8.0 A Receive standby Receive max.

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Ic-rp1520

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