GOTA 2006

1
GOTA 2006

• Guides On
• The Air

2
A FUN WEEKEND

• Learn different forms of technology
• Learn about communications
• Have a go
• Have FUN!

3
ACTIVITIES

• Radio operation
• Phonetics
• Satellite tracking
• Global Positioning System (GPS) Geocaching
• Amateur Radio Direction Finding Foxhunting
• (ARDF)
• Aural Foxhunting
• Learn Morse code

4
ACTIVITIES cont.

• Live weather picture reception Weafax
• Night sky sights, satellites, planets
• See your voice on a Oscilloscope
• Listen to aircraft radio communications
• Automatic Positioning Reporting System (APRS)
  (Vehicle weather movements)
• Amateur TV video link
• FM radio music station

5
RADIO OPERATION

• Find out how a radio differs from a telephone
• Dos and donts of operation procedures
• Learn how to use a 2 way radio
• Use different types of radio
• Public Radio System (PRS) / CB
• Shortwave
• Very High Frequency (VHF)

6
PHONETICS

• A system of words of which none sound like the
  other
• Used by the military, maritime, aircraft, police
  etc
• For example
• The name BEV would be
• Bravo
• Echo
• Victor

7
SATELLITE TRACKING

• Watch satellites orbiting the earth
• Listen as they pass overhead
• Look at the pictures they send
• Track the ISS
• (International Space Station)

8
INTERNATIONAL SPACE STATION
9
ORBITING WEATHER SATELLITES

• Check out Weather Sat pictures of New Zealand
• Download pictures as the satellite passes overhead

10
GPS GEOCACHING

• Learn about GPS
• Use a GPS to find hidden geocache
• A Geocache may contain treasure or simply a piece
  of paper!

11
WEAFAX

• Live weather picture reception
• Sent by radio waves to ships at sea
• Received by ships radio
• Decoded by computer

12
ARDF FOXHUNTING

• Find hidden radio transmitters
• Each fox transmits a different code
• This is the same as used by D.O.C

13
AURAL/VISUAL FOXHUNTING

• Use your ears to find a hidden beacon
• Listen carefully and follow your ears
• At night look for a flashing beacon

14
LEARN MORSE CODE

• Learn the Morse alphabet
• Try to send your name
• Why is SOS the emergency signal?

15
NIGHT SKY SIGHTS

• Look up in the sky (weather dependant)
• You might see
• ISS (International Space Station)
• Satellites
• Planets
• Moon

16
OSCILLOSCOPE

• Talk into the microphone to see your voice
  displayed as a visual wave form on the small
  round green screen.
• Try talking softly then loudly, what happens to
  the waveform on the screen?

17
AIRCRAFT RADIO

• Hear what pilots are saying
• Local VHF transmissions
• International Oceanic transmissions

18
APRS

• Automatic Positioning Reporting System
• Look at the regional land map
• See the weather live in Canterbury
• Watch vehicles being tracked by GPS

19
ATV VIDEO LINK

• High power video link
• Find a hidden camera
• Pan and tilt video camera remotely

20
FM RADIO STATION

• Select music on the computer
• Music goes to a FM transmitter
• Transmitter sends out the song
• Listen on a FM radio to your song