If there is no user input for 10 seconds, while in any of the programming modes, the transmitter will
time out and return to its previous settings and the LED will resume displaying the battery status.
Display Frequency
To view the current frequency, turn the dial to the letter 'B' and press the SEL button. The LED will
display the six digits of the frequency the transmitter is currently tuned to.
For example, the transmitter is tuned to 525.025 MHz.
The LED will flash Red 5 times to indicate the first digit is 5.
After a short pause, the LED will flash Green 7 times to indicate the second digit is 7.
After a short pause, the LED will flash Orange 5 times to indicate the third digit is 5.
After a short pause, the LED will be solid Red for 1 second to indicate the fourth digit is 0.
After a short pause, the LED will flash Green 2 times to indicate the fifth digit is 2.
After a short pause, the LED will flash Orange 5 times to indicate the third digit is 5.
Once the sixth digit has been displayed, the LED will resume displaying the battery status.
Set Output Power
To set the output power, turn the dial to the letter 'C' and press the SEL button. The LED will begin
flashing triple Red Flashes to indicate you are now editing the output power. There are 5 different
output power levels that can be set: 10 mW, 25 mW, 50 mW, 100 mW and 250 mW for North American
Standard Mode or 3 difference level that can be set: 10 mW, 25 mW, 50 mW for European Mode.
Output Power
Entered Value
10mW
25mW
50mW
100mW
250mW
QT‐300 User Manual
To set the output power to 100mW, turn the dial to 4 and press
the SEL button.
1
When the SEL button is pressed, the new RF Output Power will be
2
programmed and the LED will then resume displaying the battery
status.
3
4
5
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QT‐300
Revision: 1
Q5X Systems, Inc. 2018