Eclectic Tech

Synchronizing clocks with cosmic rays; generating power with graphene; "vascular" antennas; listening to VLF signals with the NASA Inspire project (https://theinspireproject.org) receiver kit.

VARAC -- a new way to chat digitally on HF; antennas for Europa; beaming power from Earth orbit.

A discussion with lightning protection expert Ron Block, NR2B.

Norm Fusaro, W3IZ, discusses his experience with antenna system "downsizing."

The Carrington Event of 1859 ranks among the most intense solar eruptions in recorded history. As we approach the peak of the current Solar Cycle, which is estimated to occur in 2026, could it happen again?

What's old is new again: Coherent CW. David Kazdan, AD8Y, explains how his research group at Case Western Reserve University is adapting this vintage mode for a 21st century application.

Hamvention 2022 roundup with Pascal Villeneuve, VA2PV, the QST magazine Product Review editor.

Dr Brian Callahan, AD2BA, discusses a proposal to embed data into SSTV images. Also, "lens" antennas for UHF and above.

ARRL's Radiosport Manager Bart Jahnke, W9JJ, describes a brand new on-the-air contest for digital communicators that will debut on June 4.Also, coming on the heels of 5G technology, 6G has appeared on the horizon.

Who was Wes Schum? According to Nick Tusa, K5EF, he was one of the unsung heroes of amateur radio. Find out why.

Speaking with Carl Nord, WA1KPD, about using the Weak Signal Propagation Reporter (WSPR) mode at the nano-watt level. Also, what's driving the increasing number of FM broadcast translators?

Chatting with Steve Allen, KC1SA, about the basics of circuit simulation software.

A chat with Dave Slotter, W3DJS, the creator of HamPi, a collection of more than 100 amateur radio applications for the Raspberry Pi microcomputer.

A conversation with Barry Feierman, K3EUI, about utilizing VARA FM software for digital communications using inexpensive VHF handheld transceivers. Also, the demise of Google's Loon project.

ARRL Radiosport Manager Bart Jahnke, W9JJ, discusses the increasing weak-signal activity on the 222-MHz band.

Sal Defrancesco, K1RGO, discusses his 630-meter receiving loop antenna design that was published in the February 2022 issue of QST magazine. Also, a quick look at the new Yubico Bio security technology.

Speaking with H. P. Friedrichs, AC7ZL, about his new book “Marvelous Magnetic Machines” and the pleasures of extreme homebrewing.

Chatting with Nelson Sollenberger, KA2C, about his ultra-sharp filters that allow two transceivers to operate in the same band at the same time. Also, a discussion of those mysterious computer "POST beeps."

Discussing station grounding and bonding -- and the new edition of the book of the same title -- with Ward Silver, N0AX.

Let's take a deeper dive into the 1921 Transatlantic Tests with Clark Burgard, N1BCG, and also discuss the on-air activities that will be taking place this month to celebrate the historic anniversary.

A discussion of the 1921 Transatlantic Tests with Carl Luetzelschwab, K9LA. Also, what's old is new again -- the chlorine battery.

Everything you wanted to know about Beverage antennas with Ward Silver, N0AX

Acoustic dampening with a clever screw design. Also, a conversation about the state of amateur television with Jim Andrews, KH6HTV.

A conversation with Steve Allen, KC1SA, about the how the current semiconductor shortage is impacting the world in general and amateur radio in particular.

Glen Popiel, KW5GP, chats about his new book "Now, More Arduino for Ham Radio," and Arduino projects in general.