Laptop running iGate Software connected to THD72A with antenna on the roof
Oct
16
2014

iGate mounted in 4WD

Our iGate is now mounted in the 4WD. – The laptop has a custom wooden mount which sits on the centre console of the defender – The Kenwood TH-D72A sits in the drinks holder. An antenna mounted on the roof racks provides great reception – A custom mount for the Inverter, Laptop power supply and […]

Habduino packaged with on/off switch and dipole Antenna
Oct
15
2014

Habduino Tracker packaged & Ready to fly

Our Habduino tacker has been through a lot of testing including tied to the front of the 4WD and driven at 100km/hr. It packaged in a foam container with the GPS antenna and radio antenna attached. This configuration includes string loops for connection to the inline balloon string

Sep
24
2014

APRS Mobile iGate

When balloons we are tracking are at low attitude on launch and descent the closest iGates can be 100km or more away and we dont get updated from the onboard trackers. To help get accurate positions we have installed APRS iGate software on our laptop and connected to our Kenwood TH-D72A. APRSISCE is developed by […]

Google Balloon
Sep
18
2014

Google Balloon spotted over Sydney

We spotted a Google Balloon flying over Sydney. We heard on the radio people reporting a UFO, which we knew would be a rocket casing or a balloon .. it usually is. SO went out the back with binoculars and a telescope and spotted it This was a pic with an iphone through the telescope […]

IMG_6498
Sep
12
2014

Redundant Pressure Shield – cutdown

We have finished the pressure shield in its redundant configuration. It can work in a single standalone or dual redundant mode. Based on Arduino Elevens with custom shield. Uses a timer cutdown as well as air pressure measurements to shutdown the cutdown and “safe” the nichrome cutters.

Mar
19
2014

Arduino based Tracker – Habduino

We have taken delivery of an Arduino based APRS and RTTY tracker called Habduino. The Habduino uses a 10mW UHF transmitter on 434.650Mhz and a 300mW VHF transmitter on 145.175Mhz for APRS. The Habduino was developed by Anthony Stirk.   We built a 70cm UHF dipole 1/2 wave antenna¬† and used our existing 2m VHF […]

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