Author Archive

Ham College 105

Ham College episode 104 is now available for download.

Extra Class Exam Questions – Part 43
E9A Basic Antenna parameters: radiation resistance, gain, beamwidth, efficiency, effective radiated power.


AmateurLogic.TV’s 18th Anniversary Contest

Don’t miss out on your chance to win a great Icom IC-705 Portable Transceiver and MFJ accessory package.
• Icom IC-705 HF/50/144/440 MHz Multimode Portable Transceiver
• MFJ-1982LP End Fed 1/2 Wave Antenna
• MFJ-4230MVP 12 volt Power Supply
• MFJ-915 RF Line Isolator
• RG-8X Coax (MFJ)
• MFJ-553 Deluxe Wood Base Key

Get all the details here.
Register to win!

AmateurLogic 185: Unwrapping The Layers of an Unun

AmateurLogic.TV Episode 185 is now available for download.

Mike exposes an Unun. Tommy renews his FCC License step by step. Emile hits the Pi Bullseye. Announcing our 18th Anniversary Contest with an Icom IC-705 and a package of great accessories from MFJ.
Contest details are available at


Ham College 104

Ham College episode 104 is now available for download.

Extra Class Exam Questions – Part 42
E8D Keying defects and overmodulation of digital signals, digital codes, spread spectrum.


AmateurLogic 184: Huntsville Hamfest 2023 & Emile’s Adventures in Space

AmateurLogic.TV Episode 184 is now available for download.

Visits with friends at Huntsville Hamfest 2023. Plus Emile’s adventures at the U.S. Space & Rocket Center.


Ham College 103

Ham College episode 103 is now available for download.

Extra Class Exam Questions – Part 41
E8C Digital signals: digital communication modes, information rate vs. bandwidth,
error correction.


AmateurLogic 183: Field Day & Friedrichshafen

AmateurLogic.TV Episode 183 is now available for download.

W5AXC and W5SLA Field Day Events.
JPC-12 40-6 Meter Vertical Antenna.
Friedrichshafen 2023


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