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NAVICOM RT-300, Installation And Operation Manual

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NAVICOM RT-300 Installation And Operation Manual Download Page 7

 

6 

Turning On/Off Your Radio

Rotate 

Power/volume

 knob to turn the radio on or off with an 

indicating voice of click. And adjust the volume to a comfortable level. 

Adjusting Squelch 

Press and release the 

SQL

 key to enter squelch mode,press the

to adjust squelch level. Press and release the 

SQL

 key again to leave

Squelch mode.

 

Squelch is used to eliminate static and background noise and allows 

 

for silent operation of your RT300 until a transmission is

  received. 

If the squelch is too high, only the strongest transmissions can be 

heard, and when too low, intermittent static and noise are heard. 

 

Selecting High/Low Power or Lock keypad 

 

Press and release this key to toggle the transmit power between high 

and low. When the unit is operating at low power, “Lo” appears on 

LCD and “Hi” appears on LCD when operating at high power. 

 

You also can lock your radio keypad to avoid accidental pressing of 
keys by activating the key lock. Pressing and holding 

Hi/Lo-Lock

 

button key lock icon will appear on LCD if it is enabled. 

 

The fun- 

ction is effective to all keys except 

PTT 

and

 Hi/Lo-Lock 

buttons. 

 

 
Selecting Channels

Press the 

/

/

 

(UP/DOWN)

 button to scroll through the available 

channels. 

 

Note: Not all channel numbers are available in INT bands. 

 

Transmitting and Receiving 
Press and hold 

the Push-To-Talk (

PTT

) key to transmit on the 

selected channel, then release to receive. The TX indicator appears 

while transmitting. 

 

Summary of Contents for RT-300

Page 1: ...STALLATION AND OPERATION GUIDE Navicom plaisance Z A des Boutries 78700 Conflans Ste Honorine Tel 01 39 72 19 90 Fax 01 39 19 28 98 Navicom Pro 3 rue J Cugnot Z A C Petit Guelen 29000 Quimper Tel 02 98 94 64 70 Fax 02 98 94 69 71 ...

Page 2: ...on 4 Turning On Off Your Transceiver 5 Adjusting Squelch 5 Selecting High Low Power or Lock keypad 5 Selecting a Channel 5 Transmitting and Receiving 5 Scanning Features 6 Adding Channels to Memory 7 Using the Monitor Modes 7 Dual Watch 7 Tri Watch 8 Resetting the Radio 8 Using the Belt Clip 9 Using Your Battery 9 Technical Specifications 10 Frequency Charts 11 ...

Page 3: ...nce It is under control of a microprocessor resulting in enhanced features and performance The microprocessor controls not only the marine band tuning but also dual watch memory channels and a host of other useful features Your radio has the following features Channel 16 Switch provides quick access to channel 16 the universal marine frequently used channel PLL Phase Lock Loop Controlled Circuitry...

Page 4: ...d operations only where the radio operator must have the knowledge to control its RF exp osure conditions 1 When transmitting hold the radio in a vertical position with its microphone 1 to 2 inches 2 5 to 5 cm away from your mouth and keep the antenna at least 1 inch 2 5cm away from your head and body 2 The radio must be used with a maximum operating duty cycle not exceeding 50 in typical Push to ...

Page 5: ...dicator USA band indicator International channel indicator Canada channel indicator Transmiting indicator Dual watch mode indicator Tri wath mode indicator Signal level indicator Key locked indicator Squelch level indicator Channel No indicator High power transmitting indicator Low power transmitting indicator This channel only receive not transmit indicator This channel can receive and transmit b...

Page 6: ... OPERATION Before operating your radio please install 4 AA size battery cells into the main unit Antenna Power Volum knob PTT key CH 16 Key Channel up Channel down SQL MONI Key DW TRI Key SCAN MEMO Key BAND Key HI LO LOCK Key CHG Mic Speaker jack ...

Page 7: ...ting High Low Power or Lock keypad Press and release this key to toggle the transmit power between high and low When the unit is operating at low power Lo appears on LCD and Hi appears on LCD when operating at high power You also can lock your radio keypad to avoid accidental pressing of keys by activating the key lock Pressing and holding Hi Lo Lock button key lock icon will appear on LCD if it i...

Page 8: ...mode DW TRI button do not function and sound an error beep if pressed Note Scan modes are disabled when the ATIS operation is active All Scan Press and release the SCAN button when no channels are stored in memory to activate the All Scan function The SCAN indicator appears on the LCD during All Scan In All Scan mode all channels in the channel set are scanned in sequence assuming no channels have...

Page 9: ... key to select the channel to be deleted 2 Press and hold the SCAN MEM key for 3 seconds The selected channel is deleted from memory Using the Monitor Modes The Watch Modes monitor the programmed Priority Channel and other user selected channel s The watch is halted when activity is detected on a monitored channel Your RT300 is equipped with 2 types of monitor operations Dual Watch and Tri Watch N...

Page 10: ...onstrated in the figure to the left the sample working channel is CH 72 Press and release the DW TRI button to terminate Tri Watch and return to the previous working channel Press and release the 16 button to terminate Tri Watch mode and switch to the Priority Channel Note During Tri Watch Mode the SCAN and Channel UP DOWN eys are inactive and sounds an error beep if pressed k Resetting your Radio...

Page 11: ...ust with 4 new AA size battery cells 1 Lift up the lockclip and removed Battery Door 2 If the ALKALINE or Ni MH batteries supplied are used optional you can recharge the radio via the wall adapter optional to start the charging 3 Please connect the AC wall adapter to a standard wall socket and insert the adapter plug into the CHG MIC SPK Jack on the top of the radio After 12 14 hrs the batteries w...

Page 12: ...eries and AC adapter are the optional accessories of the radio The charging can not stop itself without prevention even when the batteries have been fully charged Do not forget to remove the adapter from the radio when the radio is fully charged Don t overcherge the batteries for more than 48 hrs otherwise the batteries will be damaged ...

Page 13: ...ower Output 0 8 or 5 Watts Switch Selectable Modulation Type FM Hum and Noise Attenuation 40dB Audio Distortion 5 Spurious Suppression 36dBm RECEIVER Sensitivity at 12dB Sinad 0 25 V S N Ratio 20dB 0 8 V Squelch Sensitivity Threshold 10dB V EMF Adjacent Channel Rejection 70dB Audio Power Output 280mW at 10 THD Spurious Response Attenuation 70dB Hum and Noise Attenuation 40dB Modulation Acceptance ...

Page 14: ...S 1W ATIS 72 156 625 156 625 S 1W ATIS 13 156 650 156 650 S 1W ATIS 73 156 675 156 675 S 14 156 700 156 700 S 1W ATIS 74 156 725 156 725 S 1W ATIS 15 156 750 156 750 S 1W 75 156 775 156 775 S 1W 16 156 800 156 800 S 76 156 825 156 825 S 1W 17 156 850 156 850 S 1W 77 156 875 156 875 S 18 156 900 161 500 D 78 156 925 161 525 D 19 156 950 161 550 D 79 156 975 161 575 D 20 157 000 161 600 D 80 157 025...

Page 15: ...DECLARATION OF CONFORMITY ...

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