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ARRL Web Sites:

• Hudson Div
• National ARRL
   
• Ham Radio Links
• Non-Ham Links

Ham Radio Links

There are thousands of ham radio-related web sites on the internet. The list below is just to help get you started in the right direction. Often one site will offer links to still more sites. You can also use a Search Engine to help locate a site of specific interest. 

To suggest additions or report  broken links on this page, tell the webmaster.

Click on your category of interest to go to a list of relevant sites. If you leave this page and want to return, use the "Back" button on the menu of your browser.

General Amateur Radio Sites  and  Pages With More Links

• ARRL (American Radio Relay League) - great site for general info
• IARU - International Amateur Radio Union - world wide ham issues
• "Learn About Amateur Radio" - nice intro to ham radio from the ARRL
• NK7Z Website - equipment reviews, propagation and more
• A page of links to many, many different ham sites by KB4VOL
• Another  page of links to many, many different ham sites by WZ1V - it's probably here but may be out of date
• Brief summary of ham radio - with a number of useful links (commercial site)
• Informal glossary of Amateur Radio terms - from AC6V
• Another Ham radio glossary - more formal and complete from the ARRL
• Marconi History -- general info on early radio history
• Ham Radio Resource Guide -- broad link selection for Amateur Radio
• Ham Radio in the 21st Century -- Recent Amateur Radio History

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Antennas

• FCC's New (1/1/98) RF Exposure guidelines and evaluation tools
• Antenna Elmer
• Omni Antennas by Antennas.us (commercial site)

Batteries

• Care and Feeding of Li-Ion Batteries
• Care and Feeding of Lead Acid  Gel-Cell Batteries
• Batteries -mail order house

Books

• CQ Magazine Ham Books
• ARRL Ham Books

Call Sign Lookups

• QRZ
• FCC Database via Univ. of Arkansas
• Other Call sign servers, including some international servers

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Classifieds - Buy and Sell New and Used Equipment

• QTH Classifieds
• EBay - auction site which includes ham gear

Community Service

• ARES
• Skywarn

Contests

• CQ Magazine Contest Page - contest dates and rules
• CQ-WE Contest Home Page - for employees/retirees of the "Bell System"
• VHF/UHF Contest Logging Software - for Windows
• Radio Contesting . Net
• "Super Duper" - Free contest logging software - HF, IOTA, VHF

Crystal Radios

• The Xtal Set Society - an entire site about building Crystal radio sets
• The Crystal Radio Page - info, kits, parts
• Crystal Radio Supply

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Digital Modes

• WinAPRS  (about the Windows APRS version)
• Packet: Introduction - on-line book for those getting started
• RTTY - Wonderful website by AA5AU
• Sound Card Packet - run packet without a TNC using just the sound card in your computer (from NPARC Ralph Milnes, NM5RM, ex-KC2RLM)
• Sound Card Digital Mode Interfaces (WM2U)
• TNC Wiring Diagrams
• TAPR: Digital Organization

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DX (long distance contacts)

• Country prefixes (from ARRL by prefix)
• Country prefixes (searchable text list from ARRL))
• DXer.Com - lots of info and links for DXers
• DX Watch - DX Spots
• DX Summit - DX Spots
• Go-List, QSL Manager
• GreyLine - World map showing where day and night are right now
• North Jersey DX Association
• HF Band Privileges - chart showing privileges for each class
• Current Propagation Measurements -  dynamic information gathered from different sources
• Space Weather Report - for HF propogation

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Equipment and component Vendors

• AES - Mail order house: prices, links to manufactures
• Amateur Radio Supplies - Focus on Antennas
• Cable Experts
• Chassis Kits and Custom Enclosures
• Ham Radio Outlet - mail order house
• Hamtronics - mail order house for VHF & UHF
• JUN's Electronics - mail order house
• Lost User Manuals
• Radio Finder - source for older radios and accessories- buy or sell (archive only)
• The RF Connector
• Thomas Register of Manufacturers
• Wireman
• Chip Directory - put in some Chip info and learn the manufacturer; lots of chip info.

• Alinco
• Comet Antenna
• Icom
• Kenwood
• MFJ
• Motorola
• Yaesu

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Electronics/ Radio Theory

• Scot's Guide to Electronics -  learn about components, circuits, and the use of electronics
• http://www.clarc.org/Articles/laserpcb.html  - a simple process for making printed circuit boards
• Animated Explanation of SWR (standing wave ratio)

FCC Information

•  FCC Amateur Radio Services

Fox Hunting (Transmitter Hunting)

• Homing In

Frequencies, Local

• New Jersey Repeater Directory - or for any state

Licensing

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	Examination sessions - ARRL list of upcoming, nearby sessions
	Test question pools
	Practice exam
	Renewing your license on-line
	Vanity callsigns

Low Frequency (LowFers)

• The Longwave Home Page - Radio below 500 kH

Remote Controlled Stations

• DX Tuners (Web SDR) - control a distant station via the internet. Listen to your signal at that station!

Safety

• RF Exposure Calculator  -- QSL Net

   

Satellites

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	General info on amateur radio satellites (AMSAT page)
	AMSAT (home page)
	ARISS
	Satellite Frequency Guide (ICOM)
	Space Communications (ARRL)
	Space Shuttle - NASA' s Site

Search Engines

You can do your own searches for information on a subject of your choice at these search engine web sites:

	Google
	Altavista
	Hotbot
	Lycos
	Yahoo!
	Bing

Software (general ham related)

Sound Card Ham Programs

Listed below are URLs for Windows sound card programs. The only Mac program known is MultiMode: http://www.blackcatsystems.com/software/multimode.html

• Overviews of sound card modes and lists of programs:
  • http://www.qsl.net/wm2u/
  • http://www.muenster.de/~welp/sb.htm

Software for Specific sound card modes:

CW (Morse Code)

• see http://www.qsl.net/wm2u/cw.html

HELLSCHREIBER

• for URLs to various Hellschreiber versions: http://www.qsl.net/wm2u/hell.html

MFSK16 (16 tone)

• STREAM: http://www.qsl.net/zl1bpu/MFSK/

MT63 (64 Multi-tone)

• MT63: http://www.qsl.net/wm2u/mt63.html

PACKET

• AGWPE: works with some terminal packet programs and APRS programs; see KC2RLM's Sound Card Packet site

PSK31

• for URLs to various PSK31 versions: http://www.qsl.net/wm2u/psk31.html
• Digipan: http://www.digipan.net/download/

RTTY

• for URLs to various RTTY versions http://www.qsl.net/wm2u/rtty.html

SSTV (Slow Scan TV - single images)

• URLs to various SSTV versions: http://www.qsl.net/wm2u/sstv.html

Weak Signal Meteor

• WSJT:  http://www.vhfdx.de/wsjt/

Spectrum and Band information

• Spread Spectrum
• US Frequency Allocation Chart - graphic: in color, (*.pdf) format; all bands not just ham bands
• Which Bands are open? http://wsprnet.org/drupal/wsprnet/map
   

Television

• ATV (Queensland Digital Group) - links to other ATV sites
• Slow Scan TV

VHF/UHF

• Mt. Airy VHF Club - "Pack Rats"
• SMIRK -  the major international association of 6-meter enthusiasts.
• SSB Electronics - UHF/VHF/SHF equipment and supply specialists
• VHF/UHF Band Privileges

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Weak-Signal

• EME & Weak Signal Page by AF9Y - great general info page
• Central States VHF Society --  largest weak signal VHF group in the U.S.
• North East Weak Signal (NEWS)

Young Hams

• Getting Started in Amateur Radio