HEATHKIT HA-202A 2-METER FM AMPLIFIER ORIGINAL MANUAL
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Tony Dorbuck, K1FM (ex-W1YNC), passed away May 27 from undisclosed causes. He was 75. Dorbuck was an ARRL Assistant Technical Editor in the League’s former Technical Department from 1971-1978. While at the ARRL, he penned almost 30 articles in QST, including Product Reviews. A memorial service is planned for Wednesday, June 30 in Dorbuck’s hometown [...]
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I want to tell you about an area of technology that I am involved in that’s growing in popularity among high school kids today. Just as ham radio provided opportunities for the youth of earlier generations to learn about electronics, electricity and physics, today hobby robotics seems to catch the attention of kids. Read More
This Saturday morning — June 26 — beginning around 1017 UTC, take a look up in sky. If you’re in the central and western portions of the US and Canada, you have a good chance of seeing a partial lunar eclipse. Unfortunately, people in New England and Northeastern Canada will just miss the eclipse, as [...]
Sunspot numbers were lower for the past week, compared to the previous period. The average daily sunspot numbers fell nearly 11 points to 16.1. Sunspot numbers for June 17-23 were 14, 16, 28, 13, 14, 14 and 14, with a mean of 16.1. The 10.7 cm flux was 70.4, 70.5, 68.9, 70, 72, 73.3 and [...]
By Stan Horzepa, WA1LOUContributing Editor This week, Surfin’ reveals the mother lode of online map sources. Wednesday evening, the little woman was curious about Betty White’s new television series. I was clueless, so I Googled it. Turns out that the show airs Wednesday nights at 2200 UTC on our TV channel 106, so we stayed [...]
Registration remains open through Sunday, July 25, 2010, for these online course sessions beginning on August 6, 2010: Amateur Radio Emergency Communications Level 1. Each online course has been developed in segments — learning units with objectives, informative text, student activities and quizzes. Courses are interactive, and some include direct communications with a Mentor/Instructor. Studen…
The July/August issue of QEX is coming soon, and it is full of theoretical and practical technical articles that you won’t want to miss. QEX is the ARRL’s “Forum for Communications Experimenters.” Published bimonthly, it features technical articles, columns and other items of interest to radio amateurs and communications professionals. The mission of QEX is [...]