First Flight Version 1.0
Printed: 1/26/2008
Dual Parachute Deployment Using One Nine Volt Battery
This setup has no clustering or staging - A single battery powers both the computer and firing
devices.
To Set Up the On-Board Hardware
1.
Install a shunt plug into the safety shunt JP1/3.
2.
Install your SD card in its socket.
3.
Pull the jumper
OUT
of the JP2 twin pins.
o
The JP2 is located near the fin end of the flight computer, next to the safety shunt. This
picture shows the black jumper connector you remove from the JP2 jumper pins.
4.
Put all the other jumpers
IN
.
Your flight computer is now enabled for low pyro current. You must pull the jumper
OUT
and use
low current, if you are using a single battery.
To Wire the Pyro Ports
1.
Wire the drogue chute firing device to the two
Apogee
terminals (TB1 pins 5/6).
o
Most electric match firing devices are not polarity sensitive.
2.
Wire the main chute firing device to the two
LowAltitude
terminals (TB1 pins 7/8).
.
To Wire Up Your Power Connection
1.
Run a wire from the
CBatt+
terminal (TB2 pin6) to the
PBatt+
terminal (TB1 Pin1).
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