Main receiver and usb cable, Keypad pack, 3 main receiver and usb cable – QOMO QRF300 User Manual

Page 76: 4 keypad pack

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3.3 Main Receiver and USB Cable

Used to receive signals from the remotes and send information. The main receivers is connected to
computer through USB cable

Specifications

Dimension (l w h): 76mm x 23mm x 10mm

Weight: 26g

Operating Temperature: 0-40 degree

Operating Relative Humidity: 0-90%

Receiving distance: ~200 feet radial

Function: Used to receive signals from the remotes, and send information to the computer.

Illustration

1. Antenna Terminal.

2. Power light (Signal light): when the main receiver is

plugged into the USB port of a computer, the power
light will light up red. The flashing red light indicates the
main receiver is receiving and processing the data.

3. Antenna: helps pick up weak signal to extend the working distance.

4. Extension USB: extends the connection between the

main receiver and the computer.

3.4 Keypad pack

Convenient carrying case that holds student keypad, instructor keypad, receiver, software disk, and
cables