Round Table Newsletter

Past editions can be found below in Round Table Archive.
For questions and corrections, please e-mail: [email protected].
Featured Articles Index is updated by Bill Rinker, W6OAV.

Featured Articles

Round Table Index - PDF Version
ANTENNAS
1/4ʎ HF Vertical Antennas vs Dipoles (W6OAV) June 2023 Page 4
A 1/4ʎ HF Vertical Antennas (W6OAV) August 2023 Page 6
A Low-Profile VHF Antenna (W6OAV) April 2023 Page 3
An HF Antenna for Small Yards (W6OAV) Aug 2021 Page 8
Analyzing Antenna Specifications (W6OAV) Jan 2014 Page 3
Antenna Gain (AA0JK) May 2017 Page 13
Antenna Radiation Pattern Explained - Part 1 (W6OAV) Oct 2010 Page 3
Antenna Radiation Pattern Explained - Part 2 (W6OAV) Nov 2010 Page 3
Build or Buy a VHF/UHF GP Antenna? (W6OAV) Jan 2024 Page 5
Can a Coil Stop Lightning Damage? (N0LAJ) Nov 2011 Page 6
Commercial Aircraft Antenna Systems (W6OAV) Sep 2018 Page 14
Comparing the MFJ and AEA Loops (W6OAV) Apr 2012 Page 3
Dipole -Best Height? (W6OAV) May 2022 Page 6
Dipoles, Effects and Best Heights (W6OAV) March 2024 Page 3
Don't Load it, Bend It (W6OAV) Oct 2017 Page 17
Don't Worry About High SWR (W6OAV) Feb 2016 Page 8
Effects of Raising a VHF/UHF Antenna (W6OAV) Dec 2017 Page 12
EFHW (W6OAV) Sep 2023 Page 8
HF Attic Antennas (W6OAV) Dec 2015 Page 7
HF Mobile Antenna Shootout (W6OAV) Aug 2010 Page 3
HF Mobile Antenna Shootout (Submitted by W6OAV) Jul 2019 Page 8
In Depth Discussion of Mobile Antennas (W6OAV) Jan 2019 Page 12
Inflatable Antennas (W6OAV) Jan 2023 Page 3
Inverted Vee Verses a Dipole (W6OAV) Dec 2010 Page 3
K3MT's Grasswire Antenna(W6OAV) May 2019 Page 6
Load Coils on Shortened Antennas (W6OAV) Feb 2018 Page 14
Mobile Antenna Theory and Placement (W6OAV) March 2023 Page 3
Radials Demystified - Part 1 (W6OAV) Apr 2008 Page 3
Radials Demystified - Part 2 (W6OAV) May 2008 Page 3
Radials Demystified - Part 3 (W6OAV) Jun 2008 Page 4
POTA PREDator Antenna (KJ6ER) February 2023 Page 2
Small Transmitting Loops Demystified (W6OAV) Jan 2017 Page 6
Stealth Antennas, Testing (W6OAV) Oct 2014 Page 3
Strange Navy Shipboard Antenna (W6OAV) Oct 2012 Page 4
Testing VHF mobile antennas (W6OAV) Jan 2013 Page 3
The Doublet (W6OAV) Feb 2024 Page 7
The Tactical Vest Antenna System Jul 2010 Page 3
Tuning a Dipole (W6OAV) September 2024 Page 3
Using Thin Gauge Wire for Stealth Antennas (W6OAV) Jul 2010 Page 3
Verticals and Ground Rods (W6OAV) Dec 2007 Page 4
Verticals, Half Squares and Bobtails (W6OAV) Jan 2022 Page 5
Which is Better, a HF Vertical or Dipole (W6OAV) Apr 2022 Page 6
Which is Better, A Ground Plane or a J Pole? (W6OAV) Jul 2023 Page 9
What is the Best Antenna? (VK6FLAB) Jul 2022
Why is the Formula "468/MHz=L" not Accurate (W6OAV) March 2024 Page 7
2 Meter Antenna Shootout (W6OAV) Jul 2018 Page 14
ANTENNA CONSTRUCTION PROJECTS
20 Meters on a Small Boat (KU5X) Aug 2011 Page 3
70 cm Slim Jim Antenna (CT1EHO) Mar 2008 Page 4
Adventures in Antennas (KC2CAG) Feb 2015 Page 3
Antennas for our 220 Repeater (W6OAV) Mar 2021 Page 10
A Compact Balcony HF Antenna (W6OAV) Mar 2021 Page 6
A Good Stealth HF Antenna - Part 1 (W6OAV) Jun 2009 Page 3
A Good Stealth HF Antenna - Part 2 (W6OAV) Jul 2009 Page 2
A Good Stealth HF Antenna - Part 3 (W6OAV) Sep 2009 Page 3
A Static Bleeder for Your Antenna (AA0JK) Apr 2022 Page 12
A Traveler's Dual Band J Pole - Part 1 (W6OAV) Jan 2008 Page 3
A Traveler's Dual Band J Pole - Part 2 (W6OAV) Feb 2008 Page 3
Build a PVC J Pole (W6OAV) Jan 2013 Page 3
Grapevine Vertical (KD0PHG) May 2012 Page 5
High Sierra Roof Mounted Antenna (KB0MQQ) Oct 2010 Page 4
How Do Dual Band Verticals Work? (W6OAV) Mar 2015 Page 4
Invisible HF Antennas (W6OAV) Jul 2021 Page 5
Magnetic Loop Tests (W6OAV, K6DUX) Nov 2015 Page 6
My Loop Antenna Experience - Intro (W6OAV) Nov 2009 Page 3
My Loop Antenna Experience - Part 1 (K6DUX) Dec 2009 Page 3
My Loop Antenna Experience - Part 2 (K6DUX) Jan 2010 Page 2
My Loop Antenna Experience - Part 3 (K6DUX) Feb 2010 Page 3
My Skyhook (K6DUX) Feb 2014 Page 5
My Stealth Birdfeeder Antenna - Part 1 (W0QL) Apr 2013 Page 3
My Stealth Birdfeeder Antenna - Part 2 (W0QL) May 2013 Page 5
N6LF’s Antenna Publications (W6OAV) Jul 2024 Page 4
Rain Gutter Antenna (WM0G) Oct 2009 Page 3
Stealth J Pole (K0HVA) May 2012 Page 5
Tiger Tail Radial (W6OAV) Mar 2016 Page
The KB0MPX Dual Band J Pole (W6OAV) May 2009 Page 3
W6RYX Antenna - Part 1 (W6RYX) Mar 2010 Page 3
W6RYX Antenna - Part 2 (W6RYX) Apr 2010 Page 4
W6RYX Antenna - Part 3 (W6RYX) May 2010 Page 3
Your First Antenna (AA0JK) Mar 2018 Page 14
ANTENNA ACCESSORIES
Analyzing Antenna Analyzers (W6OAV) Mar 2008 Page 2
Coax Versus Ladder Line (KC8AON & W6OAV) Jul 2018 Page 15
Coax- What Should I Buy? (W6OAV) Sep 2007 Page 5
Is a Balun Required With a Dipole (W6OAV) Apr 2024 Page 7
No VHF SWR Meter? No problem (KB6NU) Apr 2010 Page 3
Should the PL259 Connector be Used at VHF/UHF? (W6OAV) Jul 2024 Page 5
PROPAGATION
2 Meters and Propagation (W6OAV) Aug 2017 Page 16
A Brief History and Overview of NVIS (W6OAV) April 2023 Page 9
A Index, K Index and SFI Explained (W6OAV) Sep 2010 Page 4
Are We Ready? (for flares) (W6OAV) Feb 2024 Page 3
Demonstration of Antenna Radiation Patterns (W6OAV) Jul 2023 Page 5
Difference Between Near and Far Fields (W5LEF) Mar 2013 Page 3
Does Weather Affect Radio Signals (W6OAV) March 2023 Page 4
HF Communications (NOAA) Feb 2015 Page 5
HF Ground Wave Propagation Losses (W6OAV) Apr 2019 Page 5
Interpreting Roundtable Solar Charts (W6OAV) Sep 2010 Page 4
Keeping Track of Solar Activity (KB0A) Mar 2008 Page 4
Radio Horizon (W6OAV) Jan 2018 Page 12
Sea Water Vs Fresh Water (W6OAV) Apr 2021 Page 8
Using HAP Propagation Charts (W6OAV) Jan 2011 Page 2
VHF/UHF Path Loss (W6OAV) Oct 2024 Page 7
VHF Propagation Explained (VK3AFW) Jan 2011 Page 5
Weather & Topography Affect VHF/UHF Waves? (W6OAV) Jul 2023 Page 6
What Happened to My Mobile Signal? (W6OAV) Aug 2007 Page 4
What's Happening to HF Propagation (W6OAV) Mar 2018 Page 11
When Will HF Propagation Improve? (W6OAV) Nov 2018 Page 11
What is your LOS? (W6OAV) June 2024 Page 5
Work DX via Sporadic E - Part 1 (W6OAV) Jan 2009 Page 3
Work DX via Sporadic E - Part 2 (W6OAV) Feb 2009 Page 3
Work DX via Sporadic E - Part 3 (W6OAV) Mar 2009 Page 2
Work DX via Sporadic E - Part 4 (W6OAV) Apr 2009 Page 3
COMPUTERS
A Computer & TV Interference Cure (W6OAV) Dec 2012 Page 3
Safe Wi-Fi Computing - Intro (W6OAV) Sep 2011 Page 5
Safe Wi-Fi Computing - Part 1 (W6OAV) Oct 2011 Page 3
Safe Wi-Fi Computing - Part 2 (W6OAV) Nov 2011 Page 3
Safe Wi-Fi Computing - Part 3 (W6OAV) Dec 2011 Page 3
Safe Wi-Fi Computing - Part 4 (W6OAV) Jan 2012 Page 2
Safe Wi-Fi Computing - Part 5 (W6OAV) Feb 2012 Page 4
Safe Wi-Fi Computing - Part 6 (W6OAV) Mar 2012 Page 3
What's in a PI? (WA2MZG & AA2YV) Nov 2017 Page 23
THEORY
Bits Verses Bauds (W6OAV) Jun 2017 Page 12
BrandMeister Explained (W6OAV) Feb 2017 Page 7
Can't Match Antenna on One Band (W6OAV) Apr 2014 Page 4
A DMR / BrandMeister Primer (W6OAV) August 2023 Page 4
Does Weather Affect Radio Signals (W6OAV) October 2023 Page 8
Does Weather & Topography Affect VHF/UHF (W6OAV) November 2023 Page 4
Echolink 101 (KC0CZ) Jul 2008 Page 4
Explanation of Sun Spot Numbers Jul 2010 Page 5
Exploring Rechargeable Batteries (VK3YE) Dec 2020 Page 6
FT8 Guides (W6OAV) May 2024 Page 6
Free Antenna and RF Propagation Course (W6OAV) Aug 2021 Page 7
Fusion Confusion (W6OAV) May 2023 Page
Ham Radio in the 21st Century (W6OAV) Oct 2018 Page 13
How Does Your Station Connect to WiFi? (W6OAV) Jun 2018 Page 13
How Far Does My Ground Wave Go? (W6OAV) Nov 2007 Page 5
Intro to MOTOTRBO (KB0A) July 2012 Page 4
NVIS - Propagation & Antennas (AA0JK) Oct 2022 Page 11
Observing Band Edges - Correction (KB0A) Mar 2008 Page 4
Observing Band Edges (KB0A) Feb 2008 Page 4
Popular Amateur Digital Modes (W6OAV) Aug 2024 Page 9
Reliability for Techies (N0LAJ) Mar 2012 Page 4
Should I Use an Antenna Tuner? (AA0JK) Apr 2017 Page 10
Spatial Interference Filtering Techniques (VE6EY) Feb 2019 Page 11
SSB - Why Do We Use It? (AA0JK) May 2022 Page 11
SWR Varies With Power, Why? (W6OAV) Feb 2021 Page 10
The Difference Between Watts & VA (Raposa) Feb 2013 Page 4
Understanding DMR Code Plugs (W6OAV) Apr 2017 Page 4
What's Happening to HF Propagation (W6OAV) Mar 2018 Page 11
Which is Better, an HF Vertical or Dipole? (W6OAV) Nov 2023 Page 6
Whistling On the Radio (KF5LTT) Dec 2018 Page 8
VARA Weak Signal Digital Mode (W6OAV) October 2023 Page 3
VHF/UHF Digital Radio (W6OAV) December 2023 Page 4
Why Digital Rather Than Analog Communications? (W6OAV) November 2024 Page 4
TIPS
5 Band CW Field Transceiver (KM4CFT) September 2024 Page 5
450+ Amateur Radio Links (W6OAV) Dec 22 Page 10
FT8 Guides (W6OAV) May 2024 Page 5
A Fantastic Website for Mobileers (W6OAV) Nov 2019 Page 7
The Digital Library of Amateur Radio (DLARC) (W6OAV) May 2024 Page 5
Neat Way to Check Coax Loss (KB4PIX) April 2023 Page 4
A Radial Plate for Cheapskates (K3AN) Feb 2019 Page 12
APRS & Repeater Book While Travelling (W6OAV) Mar 2014 Page 5
Attention DMR/BrandMeister Users (W6OAV) Sep 2018 Page 10
Best Height for a VHF/UHF Antenna (W6OAV) Aug 2024 Page 3
Beware of Public USB Charging Stations (W6OAV) Sep 2018 Page 13
C4FM: DN or VW - Which Mode to Use? (KF0UV) Mar 2021 Page 6
Custom Opening Screen - MD 2017 (KC2CAG) Apr 2018 Page 12
Cut Down Ignition Noise (N0OBA) May 2015 Page 5
Did You Know - Solder (KR0P) Feb 2017 Page 13
Different Soil Types (VK6FLAB) May 2018 Page 11
DMR, Fusion or D-Star (W6OAV) Mar 2021 Page 9
Data Blockers - Don't get "Juice Jacked" (W6OAV)Oct 2022 Page 4
Electro-Static Discharge (ESD) (AA0JK) Apr 2018 Page 14
Entering a Contest (W0RAA) Oct 2008 Page 3
Free On-Line Ham Magazines (W6OAV) Aug 2018 Page 16
Getting Started in Emergency Comms (K0SSE) Oct 2007 Page 4
Grid Here is FN13CD43 (K2SI) Mar 2018 Page 12
HF Propagation & Sun Activity for Ham Radio Operators (W6BSD) Aug 2024 Page 5
How to Send @ or % in Morse Code Dec 2012 Page 3
Hunting for the Perfect SWR (VK6FLAB) Mar 2018 Page 14
Installing an RF Ground (KB0NHX) Dec 2014 Page 3
Interconnecting Batteries for a Balanced Bank (W6OAV) Oct 2018 Page 13
Learning Morse Code (AA0JK) Jun 2022 Page 7
Lightning Safety Tips May 2009 Page 5
Lithium Battery Experiments (K8OCL) Jan 2017 Page 20
Lithium Battery Overcharge Danger (Martek Int) Apr 2013 Page 6
Locating Mobile Ignition Noise (W6OAV) Oct 2007 Page 3
Low-Cost Ham Radio Assemblies & Parts (WA7EM, LRC) March 2023 Page 6
Memory Effect Myth (K8RIC) Nov 2020 Page 8
Monitor DMR Without a Radio (W6OAV) Page 7
Mysterious Radio Signals (W6OAV) Jun 2022 Page 10
No Outside HF Antennas? No Problem (W6OAV) Feb 2021 Page 11
Payroll Bill and Amateur Radio Study (KF0RW) Mar 2012 Page 5
Prepping Basics & Ham Radio (AA0JK) Nov 2019 Page 6
Recognizing Ham Digital Modes (W6OAV) Jun 2019 Page 10
RepeaterBook - A Must Have APP (W6OAV) Dec 2013 Page 4
Power Pole Connectors, Installing Mar 2014 Page 3
RF Safety Assessment (W6OAV) Jul 2021 Page 8
Rusty Tower Bolts? Jul 2013 Page 5
Satellite Amateur Radio (AA0JK) Page 4
Simon's World Map (W6OAV) November 2024 Page 6
Simplify Soldered Splices (W6OAV) Mar 2010 Page 5
Solder Tips (KR0P) Apr 2016 Page 3
Try Ham Data Protocols for FREE (W6OAV) Jul 2019 Page 9
Tune Shortwave Without a Radio (W6OAV) Aug 2018 Page 10
Use Your HF SWR Meter on VHF/UHF (W6OAV) Jan 2021 Page 8
Verify Your Ham Plate Registration (W6OAV) Jan 2010 Page 4
What's It Worth? - WEB Site (W6OAV) Feb 2011 Page 6
ZUMspot (AC0VC) Oct 2018 Page 12
CLUB MEMBER'S ACTIVITIES
Air Venture 2019 (AA0JK) Sept 2019 Page 5
ARRL at Oshkosh (AA0JK) Aug 2018 Page 14
A Walk on the Cool Side (WG0N) Jun 2015 Page 7
Boy Scout Jamboree on the Air (W0UI) Nov 2013 Page 4
BrandMeister Move Relocation has Begun (W6OAV, K0HTX) May 2017 Page 6
Centennial Cone Project (W6OAV) Sep 2008 Page 3
Centennial Cone Antenna Work Party (W0GV) Jul 2015 Page 7
DRC at BARCfest (KB0A) Oct 2012 Page 6
DRC/Saturn Station Now Has NVIS (W6OAV) Aug 2011 Page 5
DRC Members Work at Table Mountain (K0HTX) Nov 2013 Page 4
EAA Airventure 2016 Oshkosh (AA0JK) Sep 2016 Page 3
Exploring 60 Meters (WB0HBJ/W6OAV) Feb 2011 Page 3
Franktown Repeater Installed (W6OAV) Aug 2014 Page 5
Lakewood Reservoir EOC Exercise (AA0JK) Dec 2018 Page 9
My ARRL/W1AW Experience (AC0VC) Sep 2010 Page 6
New 220 MHz Repeater (W6OAV) Mar 2020 Page 6
Removal of AG0X's Tower (AC0VC, WG0N) May 2012 Page 5
Squaw Mountain After the Storm (WG0N) July 2016 Page 10
The DRC, TSA & the 2008 DNC (K0SSE) Oct 2008 Page 5
Tour of CBS4 (W6OAV) Aug 2010 Page 2
Up in the Air Again (KC2CAG) Aug 2019 Page 10
Voter Repeater Project (N0LAJ) Sep 2014 Page 5
W0QL/W6OAV QRP Expedition - Part 1 (W6OAV) Nov 2008 Page 3
W0QL/W6OAV QRP Expedition - Part 2 (W6OAV) Dec 2008 Page 3
Working the World With JT65 (W6OAV) Oct 2011 Page 5
W0TX Wires-X Repeater is Online! (W6OAV) Jul 2020 Page 4
PROJECTS
Amateur Digital TV to Denver - Part 1 (WA6RZW) May 2011 Page 4
Amateur Digital TV to Denver - Part 2 (WA6RZW) Jun 2011 Page 4
Belkin FM Transmitter Power Supply (WK0C) Jul 2008 Page 3
Discipline for a Walmart Clock (WA6RZJ) Feb 2012 Page 6
DMR to Fusion via RFShark (AA0DH) Feb 2018 Page 12
Frequency Measurements Methods (WA6RZJ) Jun 2013 Page 3
HF Demonstration (K0HVA) Mar 2013 Page 2
How About a New Kit to Build? (CT1EHO) Nov 2013 Page 5
Radiation Monitoring & Ham Radio (KB0BZZ) Apr 2011 Page 4
Raspberry Pi Web Server (W0QL) Oct 2013 Page 4
Repeater move at St. Anthony Hospital - (AD0GX) Aug 2019 Page 8
Sound Card Packet (W0BKZ) Jun 2008 Page 3
Super Charge your MD-380/MD390 (W6OAV) Oct 2017 Page 15
MISCELLANEOUS
A CW Operator's Kind of Wine (W6OAV) Feb 2011 Page 5
Ah! The Joy of Pounding Brass (aka CW) (AA0JK) Nov 2019 Page 8
All is Not Quiet in Your Ham Shack (W6OAV) Nov 2016 Page 5
An Interesting Mystery HF Signal (W6OAV) Sep 2017 Page 13
Aquatenna- FAKe Industries (W6OAV) Aug 2013 Page 6
Are You Addicted to Ham Radio? (Submitted by W6OAV) Jun 2019 Page 9
Atop Squaw Mountain (W0WYX) Nov 2007 Page 3
Cosmic Rays Hit Space Age High (Phillips) Dec 2009 Page 4
Community Emergency Response Team (KD0SQA) May 2014 Page 4
DPS to Study Emergency Communications Jan 2010 Page 4
DRC DMR Repeater goes BrandMeister (W6OAV) Dec 2016 Page 4
Echolink, Effective Use (W6OAV) Jan 2015 Page 3
1st Responders not Sold on Digital Radios (KB6NU) May 2018 Page 11
Fox Hole Radio (AA0JK) Jul 2015 Page 8
Going Stealth (AA0JK) Apr 2018 Page
Hams and the Blitz (W6OAV) Apr 2024 Page 4
Happy 100th Birthday to the DRC (W6OAV) Sep 2017 Page 3
Ham Radio Internet TV Programs (W6OAV) Jul 2011 Page 3
Hams Who Helped Win WWII (W6OAV) Nov 2021 Page 8
History of the Car Radio (N8UDL) Jul 2020 Page 5
History Communications (W6OAV) February 2023 Page 8
History of Ham Radio (W6OAV) Dec 2019 Page 6
History of RTTY (Lincoln Log - Submitted by W6OAV) Nov 2020 Page 9
History of the Transistor (W6OAV) Apr 2021 Page 6
How long will a Flash Drive Last? (West Lakes ARC) Dec 2021 Page 8
List of many ham podcasts (W6OAV) Feb 2020 Page 7
Listen to the Geosynchronous Satellite (W6OAV) Jun 2020 Page 7
Listen to Ham Programs on Shortwave (W6OAV) Jun 2018 Page 12
Monitor Lightning Strikes (W6OAV) May 2022 Page 10
Morse Code Goes to Mars (W6OAV) Nov 2012 Page 5
Morse Code Invented April 27th, 1791 (AA0KL) May 2020 Page 4
My Maritime Mobile Antenna Experience (KD6VKW) Oct 2015 Page 8
NASA Tool Allows Exploration of Ionosphere Mar 2009 Page 4
New Use for Old Radio Technology in Afghanistan Jan 2012 Page 5
NSB Engineer - Honea History (WV0Z) Aug 2019 Page 12
Origin of "Ham Shack"(submitted by W6OAV) Aug 2019 Page 14
Readability Reports (KB6NU) Aug 2016 Page 13
Spy Radios (W6OAV) May 2019 Page 7
Spy Radios and CIA Bugs (W6OAV) November 2024 Page 8
TSA and the Waldo Canyon Fire (KD0CXX) Aug 2012 Page 3
TWiT.tv (W6OAV) Dec 2019 Page 6
USB vs LSB Band Plan? (AA0JK) Nov 2021 Page 5
W0TX Makes QST Magazine (W6OAV) Sep 2010 Page 5
What is an Elmer? (AJ0C) Aug 2007 Page 3
What Lightning Can Do to a Ham Shack (W0GV) Jul 2014 Page 5
Where Are the Hams in My Neighborhood? (W6OAV) Feb 2009 Page 4
Where Are the Hams in My Neighborhood? #2 (W6OAV) Oct 2024 Page 10
Where Does 468 Come From? (N0AX) Mar 2019 Page 11
Why Are Amateurs called HAMS? (FL Skip) Mar 2009 Page 3
Why is the letter i used for current? (KG6RZG) Jul 2009 Page 5
Why the Bluetooth Name (W6OAV) Jan 2020 Page 7
Wings Over the Rockies Ham Station (WG0V) May 2010 Page 7
World's first HT (W6OAV) Oct 2021 Page 7
WWII 500W Mobile AM/CW Transmitter (W6OAV) Apr 2020 Page 5
Yeasu Fusion Demystified (W0GV) Jul 2015 Page 9
73 Magazines on Line (W6OAV) May 2015 Page 6
REMEMBER WHEN? ARTICLES
807'S and Beer Can Verticals (W6OAV) Jun 2012 Page 5
Allied Radio, Knight-Kits & Cycle 19 (W6OAV) Jan 2014 Page 5
AM Verses SSB Wars (W6OAV) Jan 2010 Page
CK722 the First Hobby Transistor (W6OAV) Jun 2011 Page 3
Conelrad (W6OAV) Jun 2010 Page 5
FM Repeater Systems in 60s (W6OAV) Oct 2010 Page 5
Ham News & RCA Ham Tips (W6OAV) Nov 2012 Page 6
Ham Stamp (W6OAV) Jul 2012 Page 3
History of CB (W6OAV) Apr 2020 Page 4
History of Heathkit (W6OAV) Jan 2019 Page 12
HTs in the 50s and 60s (W6OAV) Jun 2016 Page 10
Job Ads For Hams in QST (W6OAV) Oct 2013 Page 4
License Testing in 50's/60s (W6OAV) Sep 2010 Page 3
Mobile Antennas in the 50s (W6OAV) Apr 2011 Page 5
Mobile Logging Requirements (W6OAV) Aug 2010 Page 5
Past Denver Ham Stores (W6OAV) Aug 2020 Page 7
PE-103 Dynamotor & Mobiles (W6OAV) Jun 2014 Page 5
Powering HF mobiles in the 50s (W6OAV) Jul 2010 Page 7
Radio Shack As It Was (W6OAV) Nov 2014 Page 4
Radio Shack Memories (W6OAV) Dec 2023 Page 5
Russian Woodpecker (W6OAV) May 2016 Page 9
The First Issue of the Roundtable (Dec 1954) Dec 2016 Page 5
Tuning Frequencies With Analog Dials (W6OAV) Jul 2015 Page 5
Tuning Antennas in the 50's (W6OAV) Jul 2011 Page 5
Using Q Multipliers (W6OAV) Nov 2010 Page 6
Webster Band Spanner (W6OAV) May 2010 Page 5
W0WYX on Squaw Mountain in the 60s (W6OAV) Dec 2015 Page 11
QUESTION OF THE MONTH
As a New Ham How do I Get Active? (W6OAV) Oct 2012 Page 3
Better HF Mobile Antenna, Why Higher SWR? (W6OAV) Feb 2020 Page 4
Can Tech Use the HF Packet Gateway? (W6OAV) Jan 2015 Page 5
Ground Plane vs J Pole? (W6OAV) Oct 2020 Page 8
HF Sloper Antennas in Small Yards? (W6OAV) Dec 2021 Page 5
HF vs VHF Antennas on 3rd Harmonics? (W6OAV) Dec 2019 Page 10
High VHF Whip SWR (W6OAV) May 2020 Page 7
How do I determine what repeaters I can use? Sep 2012 Page 6
How do dual band verticals work? (W6OAV) Mar 2015 Page 4
How do I know what repeaters are active? (W6OAV) Nov 2012 Page 4
How does a 5/8 wavelength vertical achieve gain? (W6OAV) Nov 2019 Page 9
J Pole vs Slim Jim (W6OAV) Sep 2020 Page 6
My hotspot can't connect to W0TX Fusion. (W6OAV) Aug 2020 Page 5
New Coax - Worse SWR? (W6OAV) Jan 2021 Page 7
Radials needed with a long ground rod? (W6OAV) Jun 2013 Page 5
Radials, 90 or 45 Degrees? (W6OAV) Sep 2019 Page 8
Vee vs Dipole (W6OAV) Oct 2019 Page 5
What is QRP? Why operate QRP? (W6OAV) Nov 2021 Page 7
Why Different Dipole Gains? (W6OAV) Mar 2022 Page 6
DRC FIELD DAY
Field Day 2008 (K0SSE) Aug 2008 Page 2
Field Day 2009 (K0SSE) Aug 2009 Page 3
Field Day 2010) Jul 2010 Page 6
Field Day 2011 (AG0S) Jul 2011 Page 3
Field Day 2012 Aug 2012 Page 4
Field Day 2013 (AC0UA) Aug 2013 Page 4
Field Day 2015 (AC0UA) Aug 2015 Page 6
Field Day 2017 (AD0UZ and AA0JK) Jul 2017 Page 5
Field Day 2018 (AA0JK) Jul 2018 Page 10
Field Day 2019 (K1DBC) Jul 2019 Page 7
DRC HAMFEST REPORTS
DRC 2007 Hamfest Report (KB0A) Sep 2007 Page 4
DRC 2008 Hamfest Report (KB0A) Sep 2008 Page 4
DRC 2010 Hamfest Report (W6OAV) Sep 2010 Page 2
DRC 2011 Hamfest Report (KB0A) Sep 2011 Page 3
DRC 2012 Hamfest Report (KB0A) Sep 2012 Page 4
DRC 2013 Hamfest Report (KB0A) Sep 2013 Page 3
DRC 2014 Hamfest Report (KC0CZ, AC0VC) July 2014 Page 7
DRC 2015 Hamfest Report (KB0A) Sep 2015 Page 8
DRC 2016 Hamfest Report (AC0UA) Aug 2016 Page 7
DRC 2016 HamFest Photos (N0HI) Sep 2016 Page 9
DRC 2018 Hamfest Report (AA0JK) Sep 2018 Page 10

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2010 July
2010 June
2010 May
2010 April
2010 March
2010 February
2010 January
--2009--
2009 December
2009 November
2009 October
2009 September
2009 August
2009 July
2009 June
2009 May
2009 April
2009 March
2009 February
2009 January
--2008--
2008 December
2008 November
2008 October
2008 September
2008 August
2008 July
2008 June
2008 May
2008 April
2008 March
2008 February
2008 January
--2007--
2007 December
2007 November
2007 October
2007 September
2007 August
-- No more past this point.--