Cobra Electronics LI 3900DXC owner manual Mode Functions General Specifications, Keystroke Tones

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Mode Functions and

General Specifications

Operation

Keystroke Tones

•

With Keystroke Tones turned on, your radio will sound beeps each time you press a button or change a setting.

Mode Button To change keystroke tones:

1.Press the Mode button until the Keystroke Tones icon flashes on the display. The current on or off setting is displayed.

 

 

 

 

 

 

 

Introduction

Operation

Customer Assistance

Warranty

 

General Specifications

•

FRS/GMRS Frequency

Allocation and Compatibility

Important: Please note that Cobra GMRS models with 15 Channels may designate different channel numbers for the same frequency. For example, a Cobra 15 Channel GMRS model would need to be tuned to Channel 11 in order to communicate with a 22 Channel

Keystroke Tones On

Channel Buttons

2.Press the Channel Up or Channel Down button to turn keystroke tones on or off.

3.Choose one of the following:

a.Press the Mode button to enter the new setting and return to Standby mode.

b.Press the Lock/Enter button to enter the new setting and return to Standby mode.

GMRS tuned to Channel 15. Please refer to the chart below for channel/ frequency number compatibility.

A = Channel No. for 22 Channel FRS/GMRS Models

B = Channel No. for 15 Channel GMRS Models

C = Type of Radio Service

D = Frequency in MHz

E = Power Output

A

B

C

D

E

1

1

FRS/GMRS

462.5625

High or Low

2

2

FRS/GMRS

462.5875

High or Low

3

3

FRS/GMRS

462.6125

High or Low

4

4

FRS/GMRS

462.6375

High or Low

5

5

FRS/GMRS

462.6625

High or Low

6

6

FRS/GMRS

462.6875

High or Low

7

7

FRS/GMRS

462.7125

High or Low

8

 

FRS

467.5625

Low

9

 

FRS

467.5875

Low

10

 

FRS

467.6125

Low

11

 

FRS

467.6375

Low

12

 

FRS

467.6625

Low

13

 

FRS

467.6875

Low

14

 

FRS

467.7125

Low

15

11

GMRS

462.5500

High or Low

16

8

GMRS

462.5750

High or Low

17

12

GMRS

462.6000

High or Low

18

9

GMRS

462.6250

High or Low

19

13

GMRS

462.6500

High or Low

20

10

GMRS

462.6750

High or Low

21

14

GMRS

462.7000

High or Low

22

15

GMRS

462.7250

High or Low

 

 

 

 

24 English

Nothing Comes Close to a Cobra® 25

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Contents LI 3900DXC Making Life Easier and Safer Product Features FeaturesAvoid exposure to extreme temperatures Replace battery compartment cover and belt clipCaring for Your microTALK Radio Estimated operation time on full charge 10 hoursUsing Your Radio For charging microTALK radios in desktop chargerInsert radios into desktop charger as shown Plug 120 volt adapter into electrical outletSelectable HighLow Power Output To toggle between high and low powerListening for a Response When you are finished talking Channels To select a channelSignal Strength Signal Strength Meter Lock FeatureTo turn the lock feature on or off Auto Squelch/Maximum RangeMode Functions Scrolling through Mode FunctionsPrivacy Codes Set Ctcss Privacy CodesTo turn VOX mode on or off Standby modeSet DCS Privacy Codes To select a DCS privacy codeMemory Locations To program a memory locationTo recall a stored memory channel location While recalling a stored memory locationTo de-program a memory location While de-programming a memory locationTo scan channels Channel ScanFlash on the display Privacy Code Scan To scan privacy codesPress the Mode button to proceed to other functions Memory Location ScanTo scan memory locations Number flash on the displayCall Tone Settings To change call settingsTo change a call tone setting Press the Mode button untilMode Functions General Specifications Mode Button To change keystroke tonesGeneral Specifications Keystroke TonesSafety Information for microTALK Radios LicensingLicensing For Products Used in CanadaProduct Service Questions Trademark, ProductsTrademark Acknowledgement Cobra line of quality products includesWarranty Limited One-Year Warranty on Radios & ChargerDay Warranty on Cobra Lithium Ion Rechargeable Batteries For Products Purchased in Canada

LI 3900DXC specifications

Cobra Electronics has long been known for its innovative communication devices, and the LI 3900DXC is no exception. This handheld two-way radio showcases a perfect blend of advanced technology, user-friendly features, and rugged durability, making it ideal for outdoor enthusiasts and professionals alike.

One of the LI 3900DXC's standout features is its extended range capability. With a power output of up to 5 watts, this device can communicate over distances of up to 28 miles in open terrain. This impressive range allows users to stay connected even in remote locations, making it a preferred choice for camping, hiking, and off-road adventures.

The radio operates on 22 FRS/GMRS channels, providing flexibility and reliability across various environments. The inclusion of channel scan functionality helps users quickly locate the best available channel for communication. Furthermore, with 142 privacy codes, the LI 3900DXC enhances user privacy by minimizing interference from other radio users in the vicinity.

Built for durability, the LI 3900DXC features a rugged design that meets Military Specifications for resistance to dust and water, ensuring it can withstand the elements. This resilience makes it a dependable companion for outdoor activities, ensuring reliability in challenging conditions.

Another significant characteristic of the LI 3900DXC is its advanced noise-canceling technology. This feature effectively filters out background noise for clearer communication, which is crucial when navigating busy environments or while on the move. Users can count on crisp, clear sound quality even amidst distractions.

The Cobra LI 3900DXC also prioritizes convenience with its user-friendly interface. It boasts a large, easy-to-read display that provides essential information at a glance, including channel number, battery life, and signal strength. The device includes a built-in flashlight, making it a practical tool in low-light situations.

Battery efficiency is a strong selling point for the LI 3900DXC. It is equipped with a rechargeable lithium-ion battery that provides long-lasting power, minimizing the need for frequent recharging. Additionally, it can be charged using the included charging dock or a standard USB cable, adding to its versatility.

In summary, the Cobra Electronics LI 3900DXC is a feature-rich two-way radio designed for both casual users and serious adventurers. With its extended range, durable construction, advanced noise-canceling technology, and user-friendly features, it stands out as a reliable communication tool for any setting. Whether traversing the great outdoors or managing a professional team, the LI 3900DXC delivers exceptional performance and functionality.
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