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Signals received on the Priority Channel will have priority 
over those received on the other channels.

e.g.  Scanning channels 1-8 with priority channel 20  

in Group Scan

Selecting a Scan group

To select between Open or group Scan:

1. Switch the TX3220 

OFF

.

2.  Press and 

hold

 the 

SCAN

 key while switching the  

TX3220 

ON

.

3.  Release the 

SCAN

 key. The currently selected scan  

group will be displayed as ‘OS’ for Open Scan or ‘GS’  
for Group Scan.

Rotate the 

channel selector

 clockwise or counter-

clockwise to change the scan group. 

To exit and return to normal operation: 

Switch the TX3220 

OFF

, then 

ON

 again.

Programming Open Scan Memories

To add or remove channels from the scan memory: 

1.  Check that the radio is not already scanning. If it is, 

briefly press the 

SCAN

 key to cancel the scan function.

2.  Select the required channel using the rotary channel 

selector.

  •   If ‘M’ is displayed to the upper left of the channel 

number, the selected channel is presently in the scan 
memory. It can be removed by holding the 

SCAN

 key 

in until a low beep is heard. ‘M’ will then disappear 
indicating the channel is no longer in memory.

  •   If ‘M’ is not visible to the upper left of the channel 

number, then the selected channel is not in the 
memory. To add it, 

hold

 the 

SCAN

 key in until a high 

beep is heard. ‘M’ will now appear to the upper left  
of the channel number.

3.  Repeat step 2 to add or remove other channels in the 

scan memory.

To scan the selected channels: 

Briefly press the 

SCAN

 key. A high beep will be heard, 

‘SCan

 will appear in the display and the radio will  

begin scanning. 

Note: 

If there are less than 2 channels programmed in the 

open scan memory when you press the 

SCAN

 key, a low 

beep will be heard and the command will be ignored.

To Scan in Open Scan Mode: 

If a busy channel is found, scanning will pause on that 
channel to allow the signal to be heard and will remain 
there for as long as the channel remains busy.  

•   To skip over a busy channel, briefly press the 

SCAN

  

key twice.

•   To talk on a busy channel while in Scan mode simply 

press the 

PTT

 (Push-To-Talk) button on the microphone.  

When you have finished transmitting and the channel  
has remained silent for 5 seconds scanning will  
resume automatically.

•   To cancel the Scan, briefly press the 

SCAN

 key. A low 

beep will be heard and ‘SCan’ will disappear from the 
display. The radio will return to the last selected channel.

Programming group Scan Memories

The Group Scan feature uses your priority channel as the 
working channel. The rest of the channels you wish to scan 
are programmed into the scan memory. 

To program your Priority Channel: 

1. Select the required channel.

2.  Press and 

hold

 the 

PRI

 key. The channel display will  

flash for a moment then a high beep will be heard as  
the selected channel is stored.

To program your scan channels: 

1.  Check that the TX3220 is not already scanning. If it is, 

press the 

SCAN

 key to cancel the scan function.

2.  Select the required channel using the rotary channel 

selector switch.

  •   If ‘M’ is displayed to the upper left of the channel 

number, the selected channel is presently in the scan 
memory. It can be removed by 

holding

 the 

SCAN

 key 

in until a low beep is heard. ‘M’ will then disappear 
indicating the channel is no longer in memory.

  •   If ‘M’ is not visible to the upper left of the channel 

number, then the selected channel is not in the 
memory. To add it, 

hold

 the 

SCAN

 key in until a high 

beep is heard. ‘M’ will now appear to the upper left  
of the channel number.

3.  Repeat step 2 to add or remove other channels in the 

scan memory.

To scan the selected group Scan channels: 

Briefly press the 

SCAN

 key. A high beep will be heard, 

‘SCan’ will appear in the display and the radio will  
begin scanning. 

Note: 

If there are no channels programmed in the group 

scan memory when you press the 

SCAN

 key, a low beep 

will be heard and the command will be ignored.

     1 - 2 - 3 - 4 - 20 - 5 - 6 - 7 - 8 - 20

TX3220 

InSTRuCTIon ManuaL 

PagE 5

Summary of Contents for TX3220

Page 1: ...TX3220 COMPACT UHF RADIO I N S T R U C T I O N M A N U A L...

Page 2: ...inhibit applied to channels 22 and 23 FEATURES Microprocessor Controlled Frequency Synthesiser Allows user programmable control of scanning channel memories and selected feature options Permanent Mem...

Page 3: ...ess the SQL key again to re mute the radio BACKLIGHTING The Liquid Crystal Display and function keys are backlit for easy viewing at night or in low light situations The back lighting is on at all tim...

Page 4: ...ccompanied by a high beep To remove Duplex from a channel 1 Select the required channel 1 8 DUP will be visible on the display 2 Briefly press the DUP key DUP will disappear from the display accompani...

Page 5: ...and will remain there for as long as the channel remains busy To skip over a busy channel briefly press the SCAN key twice To talk on a busy channel while in Scan mode simply press the PTT Push To Ta...

Page 6: ...0 has a built in time out timer which automatically disables the transmitter if the PTT switch is pressed for too long This feature prevents the channel from being blocked for long periods should your...

Page 7: ...annels and the emergency channel 5 where ACMA regulations require that CTCSS be disabled To de activate CTCSS Repeat the steps above A low beep will be heard and SILENT will disappear Optional Microph...

Page 8: ...close to heaters or air conditioners Screw the mounting cradle to a firm surface and slide the TX3220 into the cradle from the front until it clicks into place Finally connect the power lead and ante...

Page 9: ...hicle s fuse box via the 2 Amp fuse Radio turns ON and OFF with Ignition Switch To TX3220 Car Battery Ignition Switch Fuse Chassis RED BLACK Radio remains ON when Ignition Switch is OFF To TX3220 Car...

Page 10: ...m consists of a linked transmitter receiver combination installed in a prominent location The repeater is designed to receive signals on a designated channel and re transmit them on another channel Re...

Page 11: ...um Deviation 5 kHz at 20 dB AF limiting Transmit Frequency Response 6 dB per octave 300 Hz to 3 kHz 1 3 dB Demodulated Audio Signal to Noise 45 dB unweighted Current Consumption 1 7 Amps with 50 Ohm t...

Page 12: ...f of purchase date i e receipt docket credit card slip etc and a full description of the defect to the retailer from whom the unit was purchased All freight charges incurred for transportation by the...

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