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Frequency Spectrum An Overview. Spectrum Divisions.

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Presentation on theme: "Frequency Spectrum An Overview. Spectrum Divisions."— Presentation transcript:

1 Frequency Spectrum An Overview

2 Spectrum Divisions

3

4

5 Amateur Radio Bands (27) 160M1.8MHzMH1800-2000kHz 80M3.5MHzHF3500-4000kHz 60M5.3MHz5330.5-5403.5kHz (5 channels) 40M7MHz7000-7300kHz 30M10.1MHz10100-10150kHz 20M14MHz14000-14350kHz 17M18MHz18068-18168kHz 15M21MHz21000-21450kHz 12M24MHz24890-24990kHz 10M28MHz28000-29700kHz 6M50MHzVHF50.0-54.0MHz 2M144MHz 144.0-148.0MHz 1.25M222MHz219.0-220.0, 222.0-225.0MHz 70cm420MHzUHF420.0-450.0MHz 33cm902MHz902.0-928.0MHz 23cm1240MHz1240-1300MHz 13cm2300MHz2300-2310, 2390-2450MHz 9cm3300MHzSHF3300-3500MHz 5cm5650MHz5650-5925MHz 3cm10GHz10.0-10.5GHz 1.25cm24GHz24.0-24.25GHz 6mm47GHzEHF47.0-47.2GHz 4mm76GHz 76.0-81.0GHz 2.5mm122.25GHz122.25-123.0GHz 2.1mm134GHz134-141GHz 1.2mm241GHz241-250GHz 1mm275GHzAll above 275GHz

6 AMATEUR (Ham) RADIO Allan D Handforth, AF6BO

7 Statistics - 2007 630,000 Operators in USA 2.5M Operators in World 900 roughly in Santa Cruz County, CA 150,000 Membership in USA ARRL - ARRL is largest Political Organization - ARRL sponsors ARES© Organizations

8 License Levels Technician License General License Amateur Extra License (old) – Morse Code Novice Advance

9 Technician License 35/400 FCC Rules, Station License Responsibilities - 4 Control Operator Duties – 4 Operating Practices – 4 Radio and Electronic Fundamentals – 5 Station Setup and operation – 4 Communications Modes and Methods – 3 Special Operations – 2 Emergency and Public Service Communications – 3 Radio Waves, Propagation, and Antennas – 3 Electrical and RF Safety - 3

10 Methods of Learning Self (get license manual and study) 6-8 Week Class (material covered with mentors in classroom) Exam Cram (may have some classroom time – only to answer questions and explain concepts) Test at VEC Session (special locally scheduled or at normal testing times)

11 You don’t buy it – you EARN it Entry level license is easy –Takes a week or two of study On your own –Study books –Online courses Groups and classes –Local clubs

12 Costs About $40 in books and fees ($24.95 + tax, ship, $14.00 test) About $200 for first radio and other gear Used equipment is available, too ($25 up)

13 Join ARES Amateur Radio Emergency Service Must have ham radio license Continually learn about emergency communications

14 ARES Has formal national agreements to provide emergency communications for –FEMA –Citizen Corps - DHS –American Red Cross –Salvation Army –Many other organizations

15 ARRL American Radio Relay League –The national association for amateur radio –Founded in 1914 –Headquarters in Newington, CT –150,000 members strong –Primary source of ham radio information in the US

16 Resources ARRL www.arrl.org/shop (Publications & Products)www.arrl.org/shop Ham Radio Outlet www.hamradio.com (Equipment – store in Sunnyvale, CA)www.hamradio.com Amateur Electronic Supply – AES www.aesham.com (Equipment -Las Vegas, nearest store)www.aesham.com Texas Towers www.texastowers.com (Equipment)www.texastowers.com MFJ Enterprises www.mfjenterprises.com (Equipment)www.mfjenterprises.com QRZ www.qrz.com (Used Equipment, Forums, Information, etc.)www.qrz.com Santa Cruz County ARES/RACES/ACS http://ares.santa-cruz.ca.us (local information) http://ares.santa-cruz.ca.us


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