Columbia Amateur
Radio Association

K3CUJ -- Columbia, MD

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Presentations

Videos and/or slides from selected CARA presentations for which the presenter gave us permission to make public are available here. Clicking the title will take you to the video, or to the presentation slides if no video is available. If both are available, a link to the slides and other additional resources will appear after the presenter's name.

2024 Presentations

2024 Annual Report
A Ham's Guide to GMRS
HF in VR
John W. Brown
K3NEM Move and Reopening - Tim Titus, W1TRT

2023 Presentations

HF Portable Operations - Mike Ware NN3I

Nuclear Ship Savannah - Ted Bauer WA3AER

Howard County ARES/RACES - Andy Protigal N3AWP
Maryland Defense Force - Harold Bailey KC3SSB

Ham Radio and Sport Rockets - Will Marchant KW4WZ (Slides)

Driving an Electric Vehicle (EV) 3,000 miles - Michael Olson K3RMO
Ham Radio Applications for SARTOPO/CALTOPO Tracking/Mapping Software - Larry Raskin WB3DAJ (Note, this section starts at about the 40:00 minute mark of the video)

Preparing for the Unexpected: Ready HoCo - Lauren Chilton, HoCo Office of Emergency Management
All About Passive Electronic Components - John Pinkston, W3GJN

All About Winter Field Day - Wendy Sauvageot K3TBD

2022 Presentations

Antenna Analyzers - Rob Gold KB3PSD (Slides)

Parks on the Air - Having Fun Taking Ham Radio to the Parks! - Kerri Wright KB3WAS & Ray Wright KC3RW

Antenna Launcher Options (slides only) - Rob Gold KB3PSD

Downloadable resources for Installing FLDIGI on a PC, including guidance for ICOM 7610 - Dave Tillman WA4GUD

Dragonfly Mission to Saturn's Moon Titan - Douglas Adams, PhD

Selecting, Constructing, Operating & Maintaining High-Performance 6 Meter Yagis (slides only) - Frank Donovan W3LPL

Boolean and Digital Circuitry - Ed McCauley N8EME

History of Transatlantic Radio - Frank Donovan W3LPL (Slides)

End-Fed Half-Wave Antennas - Rob Gold KB3PSD (Slides)

2021 Presentations

CW in the Era of No-Code Licensing - Rol Anders K3RA (Slides)

HamSci: The Ionosphere From Your Backyard - Dr. Nathaiel A. Frissell W2NAF (Slides)

HF Propagation during the Rising Phase of Solar Cycle 25 - Frank Donovan W3LPL (Slides)

2020 Presentations

AMSAT Update (slides only) - Paul Stoetzer N8HM
Lightning Protection and Grounding (slides only) - Ron Block NR2B (downloadable Grounding Checklist)
3D Printing: Introduction to Concepts (slides only) - John Ehrenreich K3DDT (downloadable Additional Resources)

Columbia Amateur Radio Association