RCA RD3500 Instruction Manual page 15

4. You will hear the Call Permit tone (if
enabled) and you will be able to speak.
5. Release PTT to receive.
6. If there is no talking in this channel in
preset time, this means the call ended.
7. A short tone will be heard.
Receiving All Calls
All calls come from one radio to all radios
which is on the same channel.
When You Receive All Calls
1. Sound the Alert tone and LED will show a
green light.
2. If there is no talking on this channel in
preset time, the call has ended. If "CH free
indication" is enabled, you will hear a short
beep tone when your partner releasees
PTT. This means the channel can be used ,
Copyright © 2014 Discount Two-Way Radio Corporation - North American Distributor
RD3500 Professional Two-Way Radio Instruction Manual
TM
but you cannot response all calling.
Notice:
When you receive calls, switch to another
channel. The radio will stop receiving all of the
calls. You cannot use any preset buttons until
all of the calls end.
Sending the Transmission
There are 2 ways to select one channel, User's
ID or Group ID
1. Rotate the channel knob
2. Press "Preset One Touch Access" key
Rotate the Channel Knob to Send the
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