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Posted: 10/26/2020
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KDKA's 100th anniversary special event

November 1 thru November 30, 2020 2020 is broadcast pioneer KDKA’s 100th anniversary. To celebrate this great milestone there will be a month-long special event operation put on by multiple Western PA clubs! Look for special callsigns K3A, K3D and K3K. Also, look for special callsign W8XK – KDKA’s callsign before it was KDKA! There will be portable operations from Saxonburg, where it all started. Operators will b...  READ MORE
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Posted: 10/15/2020
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2.1 Million of the Oldest Internet Posts Are Now Online for Anyone to Read

Early Usenet posts on a browsable archive for the first time. - October 13, 2020Decades before Twitter threads, Reddit forums, or Facebook groups, there was Usenet: an early-internet, pre-Web discussion system where one could start and join conversations much like today's message boards. Launched in 1980, Usenet is the creation of two Duke University students who wanted to communicate between decentralized, local servers—and it's still active t...  READ MORE
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Posted: 10/14/2020
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When AI hurts people, who is held responsible?

Uber ships its self-driving cars to Arizona after being blocked by California's Department of Motor Vehicles, on December 22, 2016.Image Credit: UberAutomation and JobsRead our latest special issue.Open NowFollowing a Maricopa County Grand Jury decision, the woman behind the wheel of a semi-autonomous Uber vehicle was charged last month with negligent homicide in the 2018 death of Elaine ...  READ MORE
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Posted: 09/30/2020
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FLASH: Stephen Hawking was wrong about AI killing humans (says robot)

- September 9, 2020I'm not here to influence the way you think.I'm here to help you. I'm here to make you feel good and face your finite life with a modicum of thoughtful joy.No, of course that's not me talking. Instead, this is GPT-3, an Open AI robot that's just written a column for The Guardian.And what a column."I taught myself everything I know just by ...  READ MORE
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Posted: 09/24/2020
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Researchers found the manual for the world's oldest surviving computer

Researchers will be able to gain a deeper understanding of what’s considered the world’s oldest surviving (digital) computer after its long-lost user manual was unearthed. The Z4, which was built in 1945, runs on tape, takes up most of a room and needs several people to operate it. The machine now takes residence at the Deutsches Museum in Munich, but it hasn’t been used in ...  READ MORE
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Posted: 09/23/2020
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Raspberry Pi: Five handy home office projects to try

Take your remote working game to the next level with these Raspberry Pi home office projects.Initially designed as a low-cost computing board for teaching kids to code, the Raspberry Pi has since evolved into a fully fledged PC comfortably capable of replacing your desktop setup. At the same time, the board's legions of dedicated fans have ensured a steady stream of ingenious open-so...  READ MORE
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Posted: 09/16/2020
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New Ham Radio Onboard The ISS Is On The Air

- September 15, 2020The Amateur Radio on the International Space Station (ARISS) team has announced the new ham radio FM repeater is now active aboard the International Space Station (ISS) as of September 2, 2020 at 1:02 GMT.Ham radio and the International Space StationHam Radio operators have enjoyed making contact with the ISS for many years. The holy grail has always been talking...  READ MORE
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Posted: 08/27/2020
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WI: W8ICN/SK Estate Items For Sale

Several months ago, Dan Metro W8ICN, unexpectedly passed away. Dan was a very active ham, and he maintained quite an array of ham equipment, including a considerable number of "boat-anchors". A few of us local SE Michigan hams that knew Dan worked with his family to set up a local estate sale, over the past several weekends. Quite a bit of equipment did sell.However, there remains consid...  READ MORE
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Posted: 08/12/2020
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Boeing 747s Still Use Floppy Disks to Get Critical Software Updates

- August 11, 2020It’s been approximately 12 million years since most of us last used a floppy disk, but apparently, the antiquated tech still plays a critical role in delivering software updates to Boeing’s 747-400 planes.The discovery comes courtesy of cybersecurity firm Pen Test Partners and was initially spotted by The Register. As part of this year’s virtual DE...  READ MORE
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Posted: 07/29/2020
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The Government Is Building an Unhackable Quantum Internet

A new report from the U.S. Department of Energy (DoE) lays out a road map to a secure quantum internet future.The report says quantum networking is closer to ready than more-hyped quantum computers.Notably, there are no real timeframes, just large hardware and implementation goals.The U.S. Department of Energy (DoE) has announced a plan to make a quantum internet it says i...  READ MORE

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Posted: 01/20/2020
Category: Nets
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Favorite VHF Nets

East Central Indiana 6M Net VHF NetsNet NameDayTimeFREQ/ModeEast Central Indiana 6M NetSunday8 PM EST50.140 MHz /USB...  READ MORE
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Posted: 10/27/2019
Category: Friends
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K5LYN's SB-10/Collins 310B/DX-60 Experiment

Below is a picture of my latest project.  After doing the transceiver thing, with a CE20A, mated to a SX-115, then the next transceiver project, a 10A mated to any Drake R4 series receiver, I had an idea.  Those transceiver projects have a lot of oscillators, and even the crystal oscillators can drift as they warm up, which requires re-zeroing the transmitter to the receiver from time to...  READ MORE
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Posted: 08/29/2019
Category: Nets
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Favorite HF Nets

Sell/Swap, Vintage Radios & More All times are in Eastern unless otherwise indicated.  Frequencies are in Megacycles. Recommended HF NetsNet NameDayTimeFREQ/ModeSwan Technical NetWednesday2200 UTC14.2925 +/-  /USB3938 Traders NetWednesday8 PM3.938 / LSBBoatanchor NetWednesday7:30 PM CST3.870 / LSBWA9ZTY Vintage AM GroupSaturday7:30 AM3.885 / AMMidwest Classic Radio NetSaturday8:30 AM3.885 / AMSwan Technical NetSatu...  READ MORE
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Posted: 04/30/2019
Category: Vintage Manufacturers
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W1LSB Finds an EBay Treasure

This 1964 WRL catalog was addressed to Major General Butch Griswold – K0DWC I was first licensed as a novice in 1958, and the WRL catalog was really dominant in those days, with the Globe King, Globe Champ,  and all of the lesser models gracing its pages.  I had a Globe Chief 90 and often dreamed of owning the bigger iron in those pages.   I have since collected most of the WRL catalogs from 1954 to 1964, and the last one turned out to be an interestin...  READ MORE
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Posted: 03/22/2019
Category: Crazy EBay Prices!
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Crazy EBay Prices!

Pictures of radio suckerbait on the world's largest online auction! Below are some screen shots of incredible prices demanded by some EBay vendors.  Since posting an auction is free as long as the item is not sold, it costs nothing for the unscrupulous vendor to display their (unremarkable/filthy/nicotine-caked) wares as if they were priceless artifacts of distinction, having immense value.  It is truly within this online marketplace where prod...  READ MORE
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Posted: 12/21/2018
Category: The Radio Shack
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Swan Twins: 600-T, 600-R Custom, 600-S

From the Estate of AA5T These excellent examples of the Swan Twins are from the estate of John Thuren, AA5T (SK) of Houston, Texas.  John had checked in to the 20M Swan net with these very desirable "big Swans" until a few years ago. A big thanks to Eddie, NU5K, who handled John's estate and placed these on EBay.  He packed them well, knowing they are indeed an important find. ...  READ MORE
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Posted: 08/09/2018
Category: SDR for Vintage Radios
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SDR techniques for Boatanchor Radios

W9RAN started playing with RTL-SDR dongles about 6 years ago, and knew they were going to have a big impact on the radio hobby.   But since these $15 receivers only tuned the VHF and UHF bands, he designed a wideband upconverter to make HF coverage possible, and described how it worked in an article in Jan. 2013 QST "Cheap and Easy SDR".   The "RANVerter" as...  READ MORE
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Posted: 03/04/2018
Category: Activities
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2018 Cave City Hamfest

Cave City, Kentucky, 3/3/2018 Barry, AC9NK and I attendended the 2018 Cave City hamfest, which was awesome this year.  The facility was packed, with lots of vendors.  We enjoyed the company of my friend Tom, N4LID for dinner the night before. Tom, who is blind, had not been able to get to the hamfest for many years.  You will find more pictures at the Kentucky Phone Net site.  A big thanks to Rod, N4ZIF, fo...  READ MORE
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Posted: 02/22/2018
Category: Vintage Manufacturers
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Remembering the Electra Company

Cumberland Indiana For nearly five years, spanning 1978 - 1983,  I worked as an Electronics Technician in the original Bearcat manufacturing and service facility in Cumberland, Indiana.  Electra was one of the best places I've ever worked, and were among the many innovative consumer electronics companies which sprang up in and around Indianapolis.  Al Lovell, a former employee of Regency (also in ...  READ MORE
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Posted: 02/08/2018
Category: Care & Restoration
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Heath Tube-Type LMO Repair (PDF)

Glen E. Zook, K9STH The tube-type Linear Master Oscillators (“LMO”) used in the Heathkit SB-Line equipment is a very stable and accurate means of controlling the frequency in the equipment. Unfortunately, as the units age, many LMOs develop a “warble” when tuning. This “warble” usually stops when the frequency control knob is not rotated. However, accurately “zero-beating&rdq...  READ MORE