Transmit
When pin - 4 of the microphone connector is grounded, the ARD9900 starts sending an
image.
When the Video Through Function is activated (AVT command is ON), pressing the TX
switch will enable output of the video signal connected to the Video Input also be sent to
the video output port, so that you can monitor the video image. Press the TX switch
again to capture the image and then transmit it through the radio equipment.
When the Video Through Function is de-activated (AVT command is OFF), pressing the
TX switch will automatically capture the video image and then transmit it through the
radio equipment.
A progress indicator will display on the monitor during image transmission.
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