Initiating calls, Handset transmit, Transmit from internal microphone – GAI-Tronics ILD1000A Local Deskset User and Installation Manual User Manual
Page 12: Full duplex operation
Operation
ILD1000A Local Desk Set
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Initiating Calls
Before initiating a call, press the
MONITOR
button to verify that the radio channel is clear. To initiate a
call, press the
TRANSMIT
button or the handset push-to-talk (PTT) pressbar. The
TRANSMIT
LED
illuminates when transmitting.
Always allow a short delay before speaking to allow time for the radio channel to be established. The
TRANSMIT
button or handset PTT bar must be held down while talking to the radio user and released to
listen. When the transmission is completed, the
TRANSMIT
LED extinguishes and the desk set returns to
the receive mode.
Handset Transmit
Using the handset is recommended when the desk set is located in noisy surroundings. Press the handset
PTT bar or
TRANSMIT
button and speak into the handset microphone.
Transmit From Internal Microphone
Use the internal microphone only in low noise environments. The handset must be on-hook for the
internal microphone to operate. Press the
TRANSMIT
button and speak in the direction of the internal
microphone. For the best transmit audio quality, maintain a distance of about 12 to 18 inches from the
microphone.
Full Duplex Operation
For full duplex operation (TX and RX simultaneously) the handset must be used to speak to the mobile
user while pressing the ILD1000A
TRANSMIT
button.