AMATEUR RADIO HAM RADIO Pierric Guiral English Class

AMATEUR RADIO (HAM RADIO) Pierric Guiral – English Class - 19/04/2013

INTRODUCTION � What is Ham Radio ? � Why Ham Radio ? � My object : a QSL card 2

OUTLINE � 1. General facts �A bit of history - How to become a ham – Call signs � 2. What are Ham Activities ? � Hams � 3. in the world – Kind of activities How Hams do ? �A shack – contact – Demo 3

GENERAL FACTS - A BIT OF HISTORY… � 1835 : Morse code invented � 1888 : (Hertz, Tesla, Maxwell) : experimenting � 1899 : Marconi : Across the Channel (GBRFR) � 1902 : Marconi : Transatlantic (US-GBR) � 1912 : Titanic sank : amateur > 1500 k. Hz � 1923 : 1 st 2 way transatlantic contact � 1957 : Sputnik 1 4

GENERAL FACTS - BECOMING AN OPERATOR � Learning the basics (Frequencies, ethics…) � Having an amateur radio license � Assembling the Equipment � Shack � Aerial(s) � Rig(s) / TX / RX / Transceiver / PC + SDR � Mic � Feed line � Logbook 5

GENERAL FACTS - CALLSIGNS � Each country/territory has a specific call sign � USA : A*1** / N 5*** / W 0*** � France : F 0*** / F 4*** / F 8*** � UK : G***** / M***** � Italy : I**** � Spain : EA**** � Germany : DL**** �… 6

2. WHAT ARE HAM ACTIVITIES ? 7

LICENSED HAM OPERATORS IN THE WORLD Country Quantity (Wikipedia) Ratio ham/population #1/ Japan 1 296 059 (1999) 1, 01% #2/ USA 682 500 (2009) 0, 22% … … … #5/ Germany 75 262 (2007) 0, 09% … … … #11/ Brazil 32 053 (1997) 0, 03% … … … #15/ France 14 478 (2011) 0, 02% … … … #20/ South Africa 6 000 (1994) 0, 01% 8

WHAT DO WE DO ? SOME HAM ACTIVITIES. . . � SWL (Short wave listeners) � CW - Phone � Data (SSTV, (Fax), files) � Digimods (RTTY (Baudot), Packet, PSK 31, …) � Video : ATV - DATV � Satelites, ISS � Dxpeditions - DXing � Contests � Antennas experimentation � Emergency and disaster communication 9

HOW IS IT DONE… A SHACK ! 10

HOW DO WE MAKE A CW CONTACT 11

PACKET RADIO / APRS ( HTTP: //APRS. FI ) 12

SSTV (SLOW SCAN TV) 13

AMATEUR TV (ATV - DATV) 14

DXPEDITION – T 32 C : KIRITIMATI IS. 15

3. HOW HAMS DO ? 16

WHAT DOES A QSO LOOK LIKE ? � Last contact : � VA 3 GA : Gunther from Toronto, Canada � Band : 15 Meter wavelength � Frequency : 21. 240 MHz � April 14 th 2013 4 PM – (10 AM in Canada) � 12 minutes long 17

HOW DOES A QSO/CONTACT HAPPEN ? � Calling a station / calling CQ (seek you) � Several answers : � Signal report � Name � QTH (location) � Hardware � QSL � 73 and bye 18

ANY QUESTIONS ? Many thanks to Rick (AA 1 PJ) and his wife Mary Anne (N 1 YMN), Brad (W 0 VFT), Jean-Paul (F 4 FDB), the REF 63 (F 5 KDC), Pierre (F 8 FHC), and the Radio Club of the University of Maine (W 1 YA), for their passion and their contribution to this 19 presentation.

BONUS 20