37
15
Australian Broardcasting Requirements
General Warnings
Keep the radio out of reach of babies and young children.
The talk range will depend on your surroundings and environment it will
be affected by obstructions such as hills or buildings.
Talk range depends on the terrain. It will be affected by concrete
structures, heavy foliage and by operating radios indoors or in vehicles.
Your DB477C is simplex “one way at a time”. While you are speaking,
you can not receive a transmission.
Your DB477C is on an open-license band. Always identify yourself when
transmitting on the same channel.
IMPORTANT: Before transmitting on a UHF channel listen to ensure it is
not already in use.
The unit is continuously in the Receive mode when the unit is turned
ON and not transmitting. When a signal is received on the current
channel, “RX” icon will be displayed on the LCD screen. a. Press and
hold the PTT (Push to Talk) button to transmit your voice. The transmit
signal icon “TX” will display on the LCD screen. b. Hold the unit in a
vertical position with the Mic (Microphone) 5 cm away from the mouth.
While holding the PTT button, speak into the microphone in a normal
tone of voice. c. Release the PTT button when you have finished
transmitting.
For others to receive your transmission, they must be on the same
channel as you.
You can use the CALL button to send a tone to other users on the
same channel. To activate this feature; a. With the unit in normal
mode, press and release the CALL button. The unit will transmit a
2-second page tone to the other unit/s set with the same channel
within transmitting range. NOTE: This function is only possible every
60 seconds.
This is a tone which is automatically transmitted whenever the PTT
button is released. This alerts the receiving party that you have ended
the transmission, and you are now in receive mode.
Transmitting Range
Transmitting (sending speech)
Call Ring Tone
Roger Beep
Summary of Contents for DB477C
Page 1: ...1 DB477C Version 3 ...
Page 39: ...39 Notes ...
