Ranger RCI-5054DX 用户手册

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1. ANTENNA:    This jack accepts a 50 ohms coaxial cable with a 

PL-259  style plug. 

 

2. CW  KEY:  The CW key is used for Morse Code operation. To 

operate connect a CW key to this jack, and place the mode 
switch in the CW position.  

 

3. EXTERNAL SPEAKER:  This jack accepts a 4 - 8 ohm 5W 

external speaker. When an external speaker is connected to this 
jack, the built-in speaker is disabled. 

 

4. PA SP.:   An 8 ohm, 4W PA speaker may be connected to this 

jack for PA operation.  This feature operates by placing mode 
selector in PA position.  

 

5. POWER:    This socket accepts a 13.8 VDC power cable with 

built-in fuse. The power cord provided with the radio consists of 
a black wire (negative) and a red wire (positive ).    

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Microphone 

 

1. PTT SWITCH:  The Push-To-Talk (PTT) switch controls the 

transmit and receive function of the radio.  Push to transmit and 
release to receive. 

2. REMOTE UP/DOWN SWITCH:  The digit on the frequency 

display above the SHF “cursor” can be stepped up or down by 
pushing either of these buttons. 

 

For best results, the user should select a low-impedance dynamic 
type microphone or a transistorized microphone.  

 

The microphone should provide the functions shown in schematic 
below. 

 

6 WIRE MIC CABLE 

 

1 

Audio Shield 

2 

Audio Lead 

3 

Transmit Control 

4 

Receive Control 

5 

Up Control 

6 

Down Control 

 

 

 

Transceiver Microphone Schematic Diagram