Dogtra QL - Manual (Page 12)

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1) The bird launcher is shipped with the
springs adjusted in the bottom setting. This
setting gives you the high launch. Turning
clockwise will move the springs down for a
higher launch: the very bottom being the
highest.
Figure 8. Positioned for high launch
ADJUSTING SPRING STRENGTH SETTINGS
ADJUSTING
SPRING STRENGTH SETTINGS
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6) Plug the external speaker cable to the external
speaker jack located on the bottom right side
of a receiver. External speaker can be
purchased separately.
7) Press the transmitter’s beeper button or duck
call button. The external speaker should emit a
loud beep or quack sound.
Figure 7. Using the external loud speaker (optional)
ASSEMBLY AND OPERATION