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July 23, 2025
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Category: Hackaday

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via HACKADAY: Passive Diplexer Makes One Antenna Act Like Two

Stay in the amateur radio hobby long enough and you might end up with quite…
Antenna, APRS, diplexer, Hackaday, IFTTT, Makers, makerspace, News

via HACKADAY: Peeking Underground With Giant Flying Antennas

Helicopters are perhaps at their coolest when they’re being used as flying cranes — from…
aerial, Antenna, array, geology, Hackaday, IFTTT, magnetic field, Makers, makerspace, News

via HACKADAY: A Tiny Tuner For The Low Power Ham

Something that all radio amateurs encounter sooner or later is the subject of impedance matching….
antenna tuner, Antennas, Hackaday, IFTTT, impedance, Makers, makerspace, News, pi network, QRP

via HACKADAY: Radio Caroline at 60

  In the 1960s, if you were a teenager in the United States, a big…
Hackaday, IFTTT, Makers, makerspace, News, Newsreel, PIRATE RADIO, Radio Caroline, Ross Revenge, shortwave, Video

via HACKADAY: The New Extremely Large Telescopes and The US’ Waning Influence In Astronomy

For many decades, the USA has been at the forefront of astronomy, whether with ground-based…
Arecibo, Astronomy, Hackaday, Hubble Space Telescope, IFTTT, James Webb Space Telescope, JWST, Makers, makerspace, News, radio astronomy, telescope, Very Large Array

via HACKADAY: GitHub Hosts Ham Radio

has been busy creating version two of a homebrew all-band ham radio transceiver. The…
3D printing, GitHub, Hackaday, homebrew, IFTTT, Makers, makerspace, News, Si5351

via HACKADAY: Spend an Hour in the Virtual Radio Museum

You have an hour to kill, and you like old communication technology. If you happen…
Connecticut, Hackaday, IFTTT, Makers, makerspace, Museum, News, Video, vintage

via HACKADAY: Matchbox Transceiver Pushes the Spy Radio Concept to Its Limits

The Altoids tin has long been the enclosure of choice for those seeking to show…
80m, compact, Hackaday, IFTTT, Makers, makerspace, matchbox, News, NVIS, spying, transceiver

via HACKADAY: Ham Radio Paddles Cost Virtually Nothing

If you don’t know Morse code, you probably think of a radio operator using a…
cw, Hackaday, IFTTT, Makers, makerspace, MORSE CODE, News, paddles, Straight Key

via HACKADAY: Almost Making a Camera Sensor From Scratch

On our travels round the hardware world we’ve encountered more than one group pursuing the…
diode, Hackaday, IFTTT, Makers, makerspace, News, Offbeat, photography, Schottky diode

via HACKADAY: Farewell MFJ

We were sad to hear that after 52 years in operation, iconic ham radio supplier…
Business, closing, Hackaday, IFTTT, Makers, makerspace, MFJ, MFJ Enterprises, News

via HACKADAY: Reverse Engineering the Quansheng Hardware

In the world of cheap amateur radio transceivers, the Quansheng UV-K5 can’t be beaten for…
firmware, Hackaday, IFTTT, Makers, makerspace, NanoVNA, News, PCB, reverse engineering, UV-K5

via HACKADAY: Downloading Satellite Imagery With a Wi-Fi Antenna

Over the past century or so we’ve come up with some clever ways of manipulating…
Hackaday, IFTTT, Makers, makerspace, Microwave, News, satellite dish, tracking, WiFi

via HACKADAY: Radio Frequency Burns, Flying a Kite, and You

Most hams can tell you that it’s possible to get a nasty RF burn if…
AM Radio, Antenna, Hackaday, IFTTT, Kite, Makers, makerspace, News, Offbeat, RF Exposure

via HACKADAY: AM Radio Broadcast Uses Phasor To Let Eight Towers Spray One Big Signal

If you’re in the commercial AM radio business, you want to send your signal as…
AM Radio, Broadcast, Hackaday, IFTTT, Illinois, Makers, makerspace, News, phasor, power, Propagation, radio, tower, WSDZ

via HACKADAY: The Hunt for MH370 Goes On With Barnacles As A Lead

On March 8, 2014, Malaysia Airlines Flight 370 vanished. The crash site was never found,…
barnacles, Hackaday, IFTTT, Makers, makerspace, Malaysia Airlines, MH370, News, Newsreel, Offbeat, Reunion Island, WSPR

via HACKADAY: Measuring An Unknown Velocity Factor

When is the speed of light not the speed of light? Of course, that’s a…
coax, Coaxial Cable, Hackaday, IFTTT, light, Makers, makerspace, News, oscilloscope, photons, wavelength

via HACKADAY: Getting Started with Radio Astronomy

There are many facets to being a radio hobbyist, but if you’ve ever had the…
Astronomy, Hackaday, IFTTT, Makers, makerspace, News, radio astronomy, satellite dish, Space

via HACKADAY: Crystal Radio Kit from the 1970s

If you read the December 1970 issue of Mechanix Illustrated, you’d be treated to ’s…
crystal radio, ebay, Hackaday, IFTTT, Makers, makerspace, News, vintage

via HACKADAY: Voice Control for a Vintage Heathkit Radio

Most modern ham rigs have a voice activated transmission (VOX) mode, although we don’t know…
Hackaday, Heathkit, IFTTT, Makers, makerspace, News, vintage, VOX

via HACKADAY: WSPR To The Wind With A Pi Pico High Altitiude Balloon

They say that if you love something, you should set it free. That doesn’t mean…
ballooning, GPS, Hackaday, high-altitude, IFTTT, Makers, makerspace, News, pico balloon, Raspberry Pi, WSPR

via HACKADAY: M17 Digital Communications Go From Strength To Strength

The world of amateur radio is like many other fields in that there has been…
Hackaday, IFTTT, Makers, makerspace, News, SDR

via HACKADAY: DIY 6 GHZ Pulse Compression Radar

Conceptually, radar is pretty simple: send out a radio wave and time how long it…
6GHz, Hackaday, IFTTT, Linux, Makers, makerspace, News, pulse compression, RADAR

via HACKADAY: 1950s Switching Power Supply Does it Mechanically

When you hear about a switching power supply, you think of a system that uses…
AC current, Hackaday, IFTTT, inverter, Makers, makerspace, News, Power Supply, vibrator, vintage

via HACKADAY: Emails Over Radio

The modern cellular network is a marvel of technological advancement that we often take for…
cellular, email, Hackaday, IFTTT, Makers, makerspace, News, winlink
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