Q5X QT-300 User Manual page 7

Introduction
The QT‐300 has 3,000 transmit frequencies, the standard frequency range is from 525 to 600 Mhz in
25Khz steps. There are 3 user inputs; 1) the Mic dial, 2) the SEL/PWR button and 3) an Alpha Numeric 16
position dial. The Mic dial adjust microphone gain. The SEL/PWR button has 2 functions, On/Off and
SEL for programming. The frequencies are programmed by using the 16‐position dial and the SEL
(select) button. The LED shows the current menu, the charge status, the battery status and the
operating status.
Overview
The QT‐300 has multiple parameters that can be changed in different menus. A combination of the SEL
(select) button and the adjacent Alpha Numeric 16 position dial are used to access and make changes to
the various device parameters.
The table below outlines each menu:
Menu
SET FREQ
READ FREQ
SET PWR
READ PWR
READ BATT
READ FW VER 'E' ‐ Double press Reads the Firmware Version
Powering On
To operate the transmitter, press and hold the SEL/PWR button for 5 seconds. The LED will flash red
then illuminates green to indicate the transmitter has powered on. After a short delay, the color of this
LED will reflect the current battery level color.
QT‐300 User Manual
Input
'A' ‐ Single press Allows user to Set the 6 frequency digits.
'B' ‐ Single press Reads the 6 digits of the tuned frequency.
'C'‐ Single press Allows user to Set RF output power level.
'D' ‐ Single press Reads the current RF output power level.
'E' ‐ Single press Reads the current battery percentage.
'F' ‐ Unused Reserved for additional feature.
Action
Page 7 of 11
QT‐300
Revision: 1
Q5X Systems, Inc. 2018