DX Bulletins

• Announced DX Operations by NG3K
• ARRL DX Bulletins
• Ohio/Penn DX Bulletin (OPDX)
• 425 DX News Bulletins [English]
• 425 Magazine
• 425 DX News' DX Calendar
• NJDXA Hot DX Tips
• DX News Letter by DL1EK & DL7VOA [Archive]
• RSGB IOTA
• RSGB DX News
• VA3RJ's IOTA, Castles & Portable Operations
• DX Bulletin of XE1BEF
• Radioamateur.org HFDX [French]
• Boletín de DX en Espaņol (LU5FF)
• Boletin de DX en Espaņol (CE1RKV)
• 4Z5MU DX Info [English] [Russian]
• DXing.info

Subscription DX News Sources

• The Daily DX & The Weekly DX
• QRZ DX & The DX Magazine

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Prefix Lists

• AC6V's Mega Prefix List.
• K4UTE Prefix Finder
• ARRL's DXCC List
• Asiatic Russia Prefixes and Zones by AD1C
• European Russia Prefixes and Zones by AD1C
• Map Showing Russian Prefixes by EI8IC
• Old Amateur Radio Prefixes and Deleted Entities (AC6V)
• ARRL's Deleted DXCC Entities
• CQ WAZ Zone/Country List

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Contest Corner

• Announced Contest Operations by NG3K
• ARRL Contest Branch
• Contesting.com
• SM3CER Contest Service
• WA7BNM's 8 day Contest Calendar
• Descriptions of some US Contest Stations

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Events

• KP1 & KP5 Project
• eHAM.net Calendar of Events
• ARRL HamFest Calendar
• Summits on the air

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HF & VHF Beacons

• G3USF's Worldwide List of HF Beacons
• NCDXF/IARU International Beacon Project
• NCDXF/IARU Beacon Transmission Schedule
• G3USF's 50 MHz Beacon List
• The G4TMV HF Beacons Website
• HF and VHF beacons (DXZone)
• DX-Summit Beacon DX-Spots
• Beacons A Bunch by AC6V
• 10 Meter Beacon List

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Time

• Official U. S. Time--UTC
• World Time Server (Worldwide date and time)
• Time Ticker (Interactive world time zone map, etc.)
• World Time Zones Map with Current Time
• World Time Zones (Large color map)
• Sunrise & Sunset Calculator (NOAA)

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DXCC Most Needed

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Propagation

• The Aurora Page
• Coordinated Amateur Radio Observation System (CAROS)
• IPS Radio and Space Services-Geophysical
• DX Propagation Forecast by AD5Q
• DX Propagation Logger
• Earth View/Grayline
• Latest Solar DATA 
• MUF Map (Updated every 30 mins.)
• Radio JOVE: Predicted Jupiter Radio Storms
• Planetary K-Index Plot
• Propagation Tutor by AE4RV
• SEC's Radio User's Page
• RSGB Radio Propagation Page
• Solar Terrestrial Activity Report
• Sun or Moon Rise/Set Table for One Year
• SIDC: Sunspot Data - Graphics
• W1AW Propagation Bulletins
• hfradio.org Propagation
• NOAA Space Environment Center's Weekly Preliminary Report and Forecast of Solar Geophysical Data
• Current Space Weather Conditions

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DXCC

• DXCC Home Page
• ARRL's Logbook of the World
• DXCC Frequently Asked Questions
• Recent Changes to the DXCC List
• DXCC News Releases/Announcements
• List of DXCC Applications Received
• DXCC Post WWII Country List

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Licensing

• Information on licensing abroad for radio amateurs by OH2MCN
• FCC ULS Licence Renewal

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Islands

• Islands on the Web
• RSGB Islands on the Air (IOTA)
• IOTA Manager's Web Page
• Island Chasing with VA3RJ
• IOTA-Post, for Islandhopper & Islandchaser
• Island Awards Worldwide
• W9DC (IOTA)
• 425 DX News Bulletins [English]
• Ohio/Penn DX Bulletins (OPDX)
• Canadian Island Awards
• EI8IC's IOTA beam heading chart

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Wallpaper (Awards)

• The UKSMG Worked All Europe Award
• VK6WIA - Zone 29 Award
• BARTG Britist Amateur Radio Teledata Group
• Worked All Britain
• Worked all Italian Lighthouses
• SPECIAL EVENT CENTURY CLUB AWARD
• SP9PRO Community On The Air AWARD
• DXAWARDS.COM
• DCI Italian castles award
• Czech Republic - Telegraphy Friends Club
• RSGB HF Awards
• Hungary Sarret Award

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Worked All States

• The K3UK WAS Interactive sked page

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Reference

• DX Reference by K4UJ
• Internet Ham Atlas by SP6NVK
• QTH Locator finder

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DX Videos

• James Brooks, 9V1YC
• Bob Allphin, K4UEE

Repair Services

• Ham Repair - Cal Fisher
• The Rotor Doctor
• A V V i d -- Kenwood & ICOM service - Cliff Holland
• N4DA Radio Repair
• Norm's Rotor Service
• AA1A Radio Repair
• KK7TV Ham Rig Repair
• Sandhills Technical Service, Inc  Yaesu FT101 Service and repairs.

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Manuals

• W7FG Vintage Manuals
• Boat Anchor Manual Archive

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VHF / UHF & Microwave

• DownEast Microwave
• SSB USA
• LNA Technology Products
• Gallery of the EME arrays (W6/PAØZN

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Towers $ Masts

• Array Solutions (WX0B)
• BlueSky Masts
• Glen Martin Engineering
• Hamservices Radio & Tower setup
• Heights Tower Systems
• IIX Equipment, Ltd
• K0XG Rotating Towers
• Ricks Tower Service
• Ricks Tower Service
• Rohn Towers
• TIC RING Ringrotor
• Trylon Towers
• US Tower

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Upgrade Kits

• International Radio
  INRAD contact
• Harbach Electronics
• The Heathkit Shop

Equipment Manufacturers

• Alinco
• ACOM HF Power Products
• Alpha-Power
• Ameritron
• Bird Wattmeters
• CAL-AV Labs., Inc
• Command Technologies
• Commsaudit - Manufacturer of RF Gear
• Comtek Systems
• Dunestar Systems
• DX Engineering
• Elecraft
• HAL Communications
• Henry Amplifiers
• Heil Sound
• ICE - Industrial Communications Engineers
• ICOM America Inc., Amateur Radio
• ICOM Japan Amateur Radio (English)
• Industrial Communication Engineers, Ltd
• Kenwood USA
• Kantronics / RF Concepts
• LDG Electronics
• MFJ
• Max-Gain Systems
• Micro Keyer
• QRO Technologies
• QRP Labs
• R.L. Drake
• SGC
• Ten-Tec
• Timewave Technology Inc.
• Top Ten Devices, Inc.
• Vectronics
• Vibroplex
• Yaesu USA

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Swapshop

• Ham Radio Classifieds @ QTH.COM
• BARC Swap Shop
• Ham Trader
• HamSwap.Com
• SHARC Swap & Shop
• ARRL Radios Online
• ARRLWeb: QST Ham-Ads

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Antenna Info

• Antennas from QRZ Shareware
• ARRL Antenna Projects
• AA3PX Antenna Page
• Antenna Analyzers--G3YCC
• Antenna Height?--AA3RL
• Antenna Links--WA6BOB
• Antenna Theory 101
• Antenna Projects--AC6V
• Battle Creek Special
• VE3FHM Antenna Design Page
• VE3GK Web Site (Great Antenna Pics!)
• AntennaX Magazine
• Ralph Holland, VK1BRH
• FVR Spitfire Array for Top Band
• Four Square Vertical Phased Array -- YCCC
• Archives
• Gallery of the EME arrays (W6/PAØZN)
• Rhombic Antenna Home Page
• K1TTT Technical Reference
• The Antenna Elmer
• SM0VPO/G4VVJ Homebrew Antennas
• Roofspace Antenna's from G3PTO
• Coaxial Cable Specifications from NA5N
• Antenna System Evaluator
• Cubical Quad Antenna Calculator
• Shortened Dipole de GM4JMU
• 160 metre "L" Antenna de N8SO
• How To Make Open Wire Feeders
• The Delta Loop
• How High Should my Dipole BE?
• AA3RL Transmission Line Calculator
• GAP Titan DX Evaluation
• EI7BA Multi-Band Quad
• The Crossed-Field-Antenna

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Magazines & E-Zines

• CQ Magazine
• QST
• CQ Ham Radio (Japan)
• Funkamatuer Magazine (Germany)
• World Radio Magazine
• Ham Radio Online Magazine
• K9YA Telegraph e-Zine
• EHAM.NET

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QSL Cards, Supplies & Services

• Cheap QSL's
• EA7JX  QSL Card Printer
• Global QSL - new idea
• Hamstuff by W7NN
• LZ3HI QSL Cards
• Mayer and Mayer QSL  Picture Cards
• N6DHZ IRC Chart
• Octavia - Premium QSLs and Maps
• Pro Prints
• QSL Factory - inkjet & printed QSLs
• QSL Shop
• UX5UO QSL Print
• W4MPY - the QSL guy
• W9OL IRC Chart
• WF5E QSL Service
• W5 Incoming Bureau

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Parts, Cables & Connectors

• Belden Wire & Cable
• Cable X-perts
• Dan's Small Parts
• Digi-Key Corp.
• Electronix Express
• K3IWK Chassis Kit & Custom Enclosures
• Mouser Electronics
• Nemal Electronics International
• QRO parts
• RadioShack
• RF Parts
• Svetlana Products
• Peter W. Dahl Co. NOW CLOSED
• Triton Power Tubes
• The Coaxman
• The Wireman

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Software

• AR Cluster - VE7CC
• Atlas Software for DX Hunters
• Digipan - PSK31 Program
• EasyLog
  Logging, award support, manager search, DXcluster, and more.
• Creative Services Software
• DX4WIN
• DXBase
• Ham Radio Deluxe
• Logger32
• LOGic
• LogSat for Windows
• MM Software - RTTY - SSTV - DSP
• Morse Runner - CW Pile-up Simulator
• Mom 'N' Pop's Software
• N6TR Contest Logging
• PROLOG
• Radio Explorer
  Explore your shortwave broadcasting schedule for improved listening experience.
• Rxclus
• S58O's Log2000
• Super-Duper Contest Logging Software
• TR Contest Logging Software
• TRX-Manager Software
• VOA Prop by G4ILO
• W6EL Prop
• Writelog for Windows
• XMLog
• YagiStress
• Pathfinder (QSL Routes)
• DX Monitor by VE3SUN
• AmRad Soundblaster Software

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Equipment Dealers

• Amateur Electronic Supply
• Array Solutions (WX0B)
• Associated Radio
• Champion Radio Products
• Denver Amateur Radio Supply
• D&L Antenna Supply Company
• Gateway Electronics, Inc.
• Gigaparts
• HAM Radio Outlet
• Ham Station
• Hilton Sport & Hobby Shop (N4ZCC)
• HMC Electronics
• Idiom Press
• Jun's Electronics
• KComm-Inc.
• Martin Lynch & Son
• Milestone Technolgies
• Muir Communications Ltd.
• Nevada Communications (UK)
• Novosibirsk-Seattle Int'l Ltd
• Omega Electronics
• R&L Electronics
• Rad-Comm Radio
• Radiodan W7RF
• Radioware and Radio Bookstore
• The Radio Works
• Radau-Funktechnik
• RF Parts
• Ross Distributing Company
• Surplus Sales of Nebraska
• Texas Towers
• Universal Radio- Inc.

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Antenna Manufactures

• Aluma Tower Company
• Alpha Delta Antennas
• Antennas West
• Antennas & More
• Array Solutions
• Barker & Williamson
• BlueSky Mast
• Butternut & Bencher Antennas
• Bytemark (Amidon Products)
• Cable Experts
• CAL-AV Labs., Inc
• Comet Antennas
• Comtek Systems
• CushCraft Antennas
• Cubex Cubical Quads
• Custom Metalworks / Rotating Tower Systems
• Davis RF
• Delta X-Ray Antennas
• Diamond Antennas
• DX Engineering Antennas and antenna parts.
• EM Scientific: "New" MININEC
• EUR-AM
• EZNEC/ELNEC Antenna Modeling Software
• Force 12 Antennas
• GAP Antennas
• GB Antennas
• Giovannini Antenna Systems
• Harbach Electronics
• Heights Tower Systems
• High Sierra Antennas
• Hygain
• International Antenna
• International Technology Antenna
• KC2TX Antennas
• KMA Antennas
• Larsen Electronics
• M2 Antennas
• M2 Antennas
• Max Gain Systems
• MFJ catalog
• Micro-Coax
• Mosley Antennas
• NEC-Win Antenna Modeling Software
• Nemal Electronics International
• PolyPhaser Corp.
• Radio Works
• Raibeam Antennas International
• The R.F. Connection
• SGC World
• Slip-Nott - Rotator to mast clamp
• Sommer
• Steppir Antennas
• Titanex High-Tech HF Antennas
• Tennadyne Antennas
• Top Ten Devices, Inc

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Ham Radio Museums

• Drake Virtual Museum
• Telegraph & Scientific Instrument On-Line Cyber-Museum
• A history of CDE/Hy-Gain "bell rotators"
• The Vibroplex Collector's Page
• Boatanchors
• Encyclopedia of Amateur Radio Equipment
• Heathkit Company
• Jeff Miller's Broadcasting History Pages
• VE4YH Virtual SWAN Museum

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RFI Help

• ARRL
• Navy Postgrad School
• Common Mode Chokes W1HIS
• Audio Problems K9YC