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Onwa ARGO 300 Operation Manual

240 channel mobile am / fm transceiver
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Operation
Manual
ARGO 300
240 Channel Mobile
AM / FM
Transceiver

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Summary of Contents for Onwa ARGO 300

  • Page 1 Operation Manual ARGO 300 240 Channel Mobile AM / FM Transceiver...

  • Page 2: General Description

    General Description This Model is a combination transmitter-receiver designed primarily for mobile use. It employs the very latest technology to provide 240channels of operation by me- ans of digital frequency synthesis with PLL (phase-locked-loop) circuitry. The use of PLL assures a precise on-frequency operation on every channel in bo- th transmit and receive mode.

  • Page 3: Specifications

    Specifications General * Channel 240 channel (40CH X 6) * Frequency composition Digital phase locked loop synthesizer * Modulation mode AM/FM * Frequency range Band A 26.065 ~ 26.505 Mhz 〃 〃 B 26.515 ~ 26.955 〃 〃 26.965 ~ 27.405 〃...

  • Page 4: Control Locations

    CONTROL LOCATIONS Fig. 1 Fig. 2 1. Channel Selector 15. Microphone Socket 2. LED Channel Indicator 16. Power Socket 3. Signal Strength/Powe 17. External Speaker Socket Output Indicators 18. Coaxial Acrial Socket 4. Band Selector 5. On / Off-Volume Control 6.
  • Page 5 Operating Controls and Features 1. Channel selector A 40-detent rotary, switch to select any of 240 channels in conjunction with the Band Selector switch. Window above this switch indicates the channel selected using an LED (Light-emitti- ng-diode)digital readout. 2.Channel indicator A digital LED display to show channel selected.
  • Page 6 12. Power Selecto Enables you to select the RF power output of the transceiver in 2 ways. High . In this position the transceiver produces full rated power for maximum communication range. LOW. In this position, the minimum R power output is obtained, may be used for short range communication.
  • Page 7 MOUNTING BRACKET MOUNT SCREW 2 COAXIAL PLUG WIREPLUG FROM EXT SP TAPPING SCREW 3 WASHER 3 2A FUSE HOLDER 12V Battery DC PLUG Positive (+) Terminal PLUS (+) WIRE — MINUS( )WIRE 12V Battery — Negative ( ) Terminal MICROPHONE BRACKET WASHER 2 TAPPING SCREW 2...
  • Page 8 Step 1: With negative ground system, connect the red wire (one with in-line fuse holder) to either the (a) fuse block, (b) cigarette lighter, or ( directly to the positive post on the battery . Usually, the fuse block is the most conv- enient connecting point.
  • Page 9 Front Cowl Mount Rear Deck Mount Roof Mount General rules for best mobile antenna performanc 1. Mount antenna on vehicle as high as possible. 2. The higher percentage of the antenna length mounted above rooftop, the better performance. 3.Centre antenna in middle of selected location (i.e., boot, gutter or roof ). 4.Install an antenna cable line away from noise sources (ignition system, gauges ,etc.).
  • Page 10 Channel Selection The transceiver is capable of operation on 240 channels which are divided into 6 groups of 40 channels - A,B,C,D,E and F. These groups are selected with the Band Selector switch as the following. Band switch Position Frequency Range 26.065 to 26.505 MHz 26.515 to 26.955 MHz 26.965 to 27.405 MHz...