Cobra Electronics 200GTL DX owner manual Frequency

Page 10

Frequency

Frequency

Your Mobile Radio

Your Mobile Radio

Frequency

 

 

Frequency

 

 

 

 

Three controls and one indicator are used together to set and display the radio

- -

 

frequency on which your mobile radio will receive and transmit signals. In this

4Frequency Display

 

Receive and transmit frequencies are shown directly by the 6 digit numeric

 

connection, it is important to understand the frequency bands built into the unit

 

display in 100 Hz increments.

 

and the way they are displayed on the Dual 7 Segment Display.

 

Frequencies are also displayed on the Dual 7 Segment Display using a combination of

 

The 10 meter frequency range is broken down into four bands on your

 

numerical figures and decimal points. The figures indicate the first two values after the

 

mobile radio. These are selected using the Band A / B / C / D knob.

 

decimal point in the frequency, such as the 00 in 28.005 MHz. The right hand decimal point

 

 

 

 

 

 

 

 

in the display indicates whether the third value after the decimal point in the frequency is

 

Band

Frequency Range — MHz

 

 

 

0 or 5 — if the right hand decimal is visible on the display, the third value is 5; if it is not

 

A

28.000 – 28.495

 

 

visible, the third value is 0. The left hand decimal point in the display (between the two

 

B

28.500 – 28.995

figures) indicates whether the two values before the decimal point in the frequency are

 

28 or 29 — if the left hand decimal is visible on the display, the first two values are 29;

 

 

 

 

 

 

C

29.000 – 29.495

 

if it is not visible, the first two values are 28. Refer to the examples in the following table.

 

 

 

 

D

29.500 – 29.700

Within each band, frequencies can be selected in 5 kHz or 10 kHz increments, such as 28.005 MHz in Band A or 29.455 MHz in Band C. These are selected using the Frequency Selector knob after the band has been chosen.

Frequency Display

000000 00

Frequency Display

Frequency

Channel Display

 

0

0

28.000

 

88

 

 

 

 

3

5

28.350

 

0

0.

28.005

 

 

 

0.0

29.000

 

 

 

0.0.

29.005

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

5.

28.455

 

 

 

 

 

 

 

28/29 MHz

0/5 kHz

2.5

29.250

 

 

 

 

 

 

 

 

 

6.3.

29.635

 

 

 

 

 

 

 

 

 

- -4Band A / B / C / D

6 Digit Numeric Display

Dual 7 Segment Display

This control selects the desired frequency band.

- -4Frequency Selector

This detented control is a 360º multi-position switch used to increase or decrease the operating frequency in 5 or 10 kHz steps within the selected band.

- -4+10 kHz

When this button is in the out position, the operating frequency is increased or decreased by 5 kHz with each click of the frequency selector knob. When the button is in the in position, faster tuning is available because the operating frequency is increased or decreased by 10 kHz with each click of the frequency selector knob.

 

 

 

 

12 English

Nothing comes close to a Cobra® 13

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Contents GTL DX Our Thanks to You Our Thanks to You FCC License RequiredFCC License Required Features Controls and Indicators Microphone and FeaturesControls and Indicators MicrophoneContents Specifications SpecificationsIncluded in this Package Installation and ConnectionInstallation and Connection Included in this Package4Ignition Noise Interference 4Tuning the Antenna for Optimum SWRAntennas with adjustable screws set screws 4AntennaOperation Installation and Connection OperationControls Controls4Dim / SWR CAL 4High Power4SWR / S/RF 4EchoFrequency FrequencyOperating to Receive Indicators and Microphone Operating to Receive and TransmitIndicators Operating to TransmitMaintenance Maintenance and Government Regulatory InformationAlternate Microphones Installation Alternate Microphones and InstallationAlternate Microphones and Installation Arrl Q Signals Arrl Q SignalsLimited Two-Year Warranty Warranty and Trademark AcknowledgementProduct Service Product ServiceAccessories AccessoriesOrder Form Optional Accessories Optional AccessoriesCobra line of quality products includes