QRPGuys CW keyer
Although a Begali or Bencher (now Vibroplex) paddle was on my Christmas list, Santa must have felt that I wasn’t a good […]
Monitor transmitter quality using a RF tap
The uBitX is a popular multi-band QRP transceiver. Preparing to assemble my own 40m uBitX, I wanted a means to monitor the […]
The ELF Network: The untold story
The ELF Network: The untold story Copyright (c) 2021 by Ralph Iden, All rights reserved. Author’s note: In the late 1960’s, the […]
My Dream DXpedition
My Dream DXpedition as told to Ralph, WB9ICFCopyright (c) 2020 by Ralph Iden, All rights reserved. Part 1 I have been looking […]
Wolf River Coil TIA Enhancement
Woke up this morning and found my photo background covered with snow. Shoveled a bit and took this photo of my modified […]
Raspberry Pi Slides from RARA presentation
This evening, I presented “An Introduction to the Raspberry Pi” to a group of radio amateurs from the Rockford Amateur Radio Association. […]
Celebrating one year back in the hobby…
Today marks my one year anniversary of my return to amateur radio. To celebrate, I presented a talk on the Raspberry Pi […]
Arduino, Raspberrry PI, or any SPI enabled device: Speak Now!
I happened across an interesting Kickstarter project, BIG BUDDY TALKER , an inexpensive way to add natural sounding speech to your next […]
Raspberry Shake Wins Innovation Prize
Congratulations to OSOP SA, the team who brought us the [Raspberry Shake], a personal seimograph, on being awarded the Panama National Prize […]
Review: The Turing Exception
The Turing Exception by William Hertling My rating: 5 of 5 stars 4.5 out of 5.0 for the book and 5 out […]