Getting the most out of HF and mobile broadband services

1. Offshore Communications: Radio & Internet Marty Andersen Andersen Marine Marius Coomans Skipr.net

3. Selecting and Installing Antennas

4. VHF & HF radio – do we need both?

6. Managing Telstra

8. Wavelength v Frequency

9. Propagation - Daytime

10. Propagation - Day v Night

12. What matters is Power Delivered rather than transmitter power

13. VHF and higher bands operate on the basis of "line of sight"

16. Typical whip antenna radiation pattern The higher the gain, the narrower the beam

17. The effect of heel on transmission

18. Distance to Horizon Yacht A (10 m) - 11.3km (6 NM) Yacht B (20m) - 16 km (8.6 NM) Tower (100m) - 35.7 km (19.3 NM)

19. VHF v HF

24. 850 MHz v 2100 MHz Number of Phone Towers

30. the Efficient option

31. the Luxury option

33. the Efficient option

34. the Luxury option

36. the Efficient option

37. the Luxury option

39. the Efficient option

40. the Luxury option

42. the Efficient option

43. the Luxury option

45. the Efficient option

46. the Luxury option

48. the Efficient option

49. the Luxury option

52. the Efficient option

53. the Luxury option

55. the Efficient option

56. the Luxury option

58. $100

60. Telstra "Browsing Packs"

61. Mobile Broadband Plans

62. Prepaid Mobile Broadband

64. How consistent is your broadband usage?

66. the Efficient option

67. the Luxury option

69. Satellite Communicators ‘SENDs’

70. Questions?