There have been a lot of items in the news about electric cars recently – many states have rebate for new vehicles, and federal tax incentives will be a complicated and interesting opportunity next year. The car company website would certainly say you will save a lot purchasing their vehicles, but there is a surprisingly easy way to estimate for yourself whether an EV is cost effective.
Continue reading “Are Electric vehicles the way to go? A mathematical look at the economics of EVs”Pinetime update with Gadgetbridge
If you use a Pinetime you may not have updated it since you received it…? If so you may be missing some features such as alarm, improved heartrate monitor and now, swipable notifications. Fortunately it is easy enough to get it updated…
Continue reading “Pinetime update with Gadgetbridge”Humboldt Math Festival – next Weekend!
If you live in USA, West Coast, this is something you won’t want to miss – after previous cancellations in 2020, this is up and running again, and will be Apr 2, 2022 this year. Check out the website for details: https://humboldtmathfestival.weebly.com/
Utah VHF Society Repeater list now brought in to the repeater listing
If you have visited Utah any time recently with a ham radio you may have noted that not all of the repeaters coordinated in the area are on the repeater listing. As of this weekend this has been brought in with permission from the Utah VHFS!
Continue reading “Utah VHF Society Repeater list now brought in to the repeater listing”QSO Today Ham Radio Conference is coming this weekend
Tickets are $10.00 until Expo opens, then $13.50 until April 10th: Check out the topics, including a hearham.live demo!
Ham radio news Feb 3
- Registration is now open for QSO Today ham radio expo. Check out DMR and hearham live tutorials and many other presentations. Get your tickets for some interesting topics Mar. 12-13!
- Stats and end of year summary for the 2021 user survey, are up.
- Nominations recently opened for Amateur Radio Software Award for Free and open-source software. I’d nominate Pat.
Pat + Winlink with handheld radio and handheld Mobilinkd TNC
A previous posting showed how to set up Winlink through basic internet (Telnet). Internet/Wifi may or may not be available in any emergency, however, so it is important to be able to work Winlink over a VHF/UHF radio – which is the main benefit of WINLINK over e-mail, after all. To get this working you will need a radio, a TNC, and computer with the Pat or Winlink program. For my test I use a Yaesu FT-70 handheld, Mobilinkd TNC3, and Pat on a Linux computer.
Continue reading “Pat + Winlink with handheld radio and handheld Mobilinkd TNC”Hearham.live repeater listing now includes Australian database
As of last weekend, the Wireless Institute of Australia Database is included, with permission, into the database backing Repeater-START app. This improves the listing with hundreds of repeaters local to Australia brought in from their listing.
Continue reading “Hearham.live repeater listing now includes Australian database”How to Train a Bird Robot
A recent research project documented in Science shows a project they built to emulate the functionality of bird talon/grasping:
Continue reading “How to Train a Bird Robot”Treecard review – the card that plants trees
Treecard by Ecosia is a new debit card designed to reforest – and a card that is made of wood! Some previous app ratings suggested that this was “not real”, but it is in fact a real card – it has been delayed but the card production issues apparently were figured out, as they are shipping now.
Continue reading “Treecard review – the card that plants trees”