Cobra Electronics PR3800DX Auto Squelch/Maximum Range, To turn maximum range extender on

Using Your Radio

Operation

Auto Squelch/Maximum Range

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Your microTALK® radio is equipped with Auto Squelch, which automatically shuts off weak transmissions and unwanted noise due to terrain and conditions. This slightly reduces the Maximum Range at which signals can be heard.

You can turn off auto squelch to allow all signals to be received and extend the maximum range of your radio.

Light/Max Range To briefly turn off auto squelch:

Press the Light/Max Range button for less than five seconds.

If you hear two beeps, you have turned

the maximum range extender on (see below).

To turn maximum range extender on:

Press and hold the Light/Max Range button for at least five seconds until you hear two beeps which indicates the maximum range extender is on.

To turn maximum range extender off:

Press and release the Light/Max Range button or change channels.

Lock Feature

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The Lock feature locks the Channel, Mode/Lock and Enter/Hi•Low Power buttons to prevent accidental operation.

Introduction Operation Customer Assistance Warranty

Dual Function Buttons

Two of the buttons on the microTALK® radio have Dual Functions;

Mode/Lock

•Press and release the button to scroll to the next mode function.

•Press and hold the button for two seconds or more to turn the lock function on or off.

Enter/Hi•Low Power

•Press and release the button to enter settings in Function mode.

•Press and release to toggle between high and low power transmission in Standby mode.

Speaker/Microphone/Charge Jack

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Your microTALK® radio can be fitted with an external Speaker/Microphone, freeing your hands for other tasks. This same jack also serves as the connecting point for an optional wall charger/adapter.

Speaker/Microphone/ To attach a speaker/microphone:

Charge Jack 1. Open the speaker/microphone/charge tab on top of your microTALK® radio.

2. Insert the plug into the speaker/ microphone/charge jack.

To connect a wall charger/adapter:

1. Open the speaker/microphone/charge

tab on top of your microTALK® radio.

Mode/Lock Button

Lock Mode

To turn the lock feature on or off:

Press and hold the Mode/Lock button for two seconds.

A double beep sound is used to confirm your lock on or off request. When in Lock mode, the Lock icon will be displayed.

	2. Insert the wall charger/adapter plug
	into the speaker/microphone/charge jack.
	Signal Strength Meter
Signal Strength		•

Your microTALK® radio has a Signal Strength Meter that shows the strength of your incoming and outgoing transmissions. The ascending bars next to the signal strength indicate the strength of the signal. The greater the number of bars visible, the stronger the signal. The fewer number of bars visible, the weaker the signal.

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