The SEBA-3 high-altitude amateur radio balloon, with a 29.494 MHz RTTY transmitter, launches Saturday, May 25. Other balloons carrying 434 MHz transmitters are also launching this weekend.
One of the 434 MHz balloons PIE will have live video streaming of the launch and from the chase car via the British Amateur TV Club website at http://www.batc.tv/ (select “Live Events” then UKHAS Balloon Launches)
The IARU Region 1 website announcement regarding SEBA-3 says:
On Saturday May 25 at 1000 UT (1100 BST), the team from the club SP9PDF – directed by Tomasz, SP9UOB – will conduct another experiment of flight of an unmanned stratospheric balloon.
The balloon, with the code name SEBA-3, will start from the place of the nationwide amateur radio picnic named “ŁOŚ” (long.: 18.6689 E, lat.: 51.0399 N, QTH locator: JO91IA).
A telemetry transmitter with 500mW power, placed in the capsule of the balloon, will operate on RTTY 50 baud on 29.494 MHz USB with the shift 240 Hz, 7N2. ATV transmission from the camera in the capsule of the balloon is also planned.
Detailed instructions in English for configuring the software are available on the website: http://ukhas.org.uk/guides:tracking_guide
We invite everyone to follow the flight through listening to the tracker, or to visit the website: http://spacenear.us/
SSDV picture from a previous PIE balloon – Image credit Dave Akerman M6RPI
Among the 434 MHz balloons launching this weekend are:
– PIE built by Dave Ackerman M6RPI on Sunday from Brightwalton with live streaming of launch and from the chase car at http://www.batc.tv/
The PIE balloon will be transmitting images using Slow Scan Digital Video (SSDV)
Frequency: 434.075 MHz and 434.650 MHz 600Hz shift 600 Baud 8 bits no parity 2 stop bits
– BABSHAB from Great Tew, Oxfordshire
Exact location: Within 500m radius around latitude 51.956468, Longitude -1.416999
Frequency: 434.075 MHz RTTY 450 shift 50 Baud 7 ascii bpc No parity and 2 stop bits.
– XABEN50 launches about 11:30 BST on Sunday, May 26
Callsign: uXABEN Frequency 434.350MHz 7N1 ASCII FSK RTTY
Tracking site: http://spacenear.us/
Slow Scan Digital Video (SSDV) Guide http://ukhas.org.uk/guides:ssdv
The free balloon software dl-fldigi can decode many different amateur radio digital modes, download Windows, Mac or Ubuntu Linux versions at
World-wide Amateur Radio High Altitude Balloon announcements
To get details of upcoming UK balloon launches subscribe to the UKHAS Mailing List by sending a blank email to this address: