Baofeng UV-28 Plus handleiding

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Handleiding

6. ADVANCED FEATURES

6.1 Scanner

The radios features a built in scanner for the VHF and UHF bands. When in Frequency (VFO) mode it will scan in steps according to your set frequency step.

In Channel (MR) mode it will scan your channels.

To enable the scanner, press and hold the

key for about two seconds. You can change the scanning direction with the  or  keys. Press and hold the

key to exit scanning mode.

6.1.1 Frequency Ranger

In frequency mode, the frequency sweep range can be precisely set. Input the start value and end value of the sweep frequency through the keyboard.

EX: Enter 144146, in frequency mode, scan in the range of 144.000-146.000MHZ. Enter 430440, in frequency mode, scan in the range of

430.000-440.000MHZ.

Note: for VFO frequency Ranger, see Menu>SCAN>Freq Ranger.

6.1.2 Scan modes

The scanner is configurable to one of three ways of operation: Time, carrier or search, each of which is explained in further details in their respective section

below.

Time operation

In Time Operation (TO) mode, the scanner stops when it detects a signal, and after a factory preset time out, it resumes scanning.

Carrier operation

In Carrier Operation (CO) mode, the scanner stops when it detects a signal, and after a factory preset time with no signal it resumes scanning.

Search operation

In Search Operation (SE) mode, the scanner stops when it detects a signal.

To resume scanning you must press and hold the

key again.

Note: for Scan mode, see Menu>SCAN>Scan Mode.

6.1.3 Scan Sub-Code

To search for a CTCSS code, do the following:

(1) In VFO mode, enter a known frequency, such as 144.525.

(2) Press

key to enter menu>>Scan>>3 Scan Sub-Code.

(3) Press  or  to select CTCSS;

(4) Press the

key to enter the CTCSS code, and scan the CTCSS code in sequence. When a valid CTCSS code is scanned, it stays on the CTCSS code

and the speaker is turned on.

(5) Press the

key to store the scanned CTCSS code and exit the scan to return to the previous menu. In standby mode, the icon will be displayed on

the top line of the screen. Press and hold the PTT key to make a callback.

To search for a DCS code, do the following:

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