RHG – Page 38

“Antenna Launcher” from Mike KD9POE

March 4, 2021

Mike KD9POE has shared his own version of how to get a wire antenna up into a tree. A solid stick through a dog ball on a fishing pole. This thing is easy to launch 60 feet up with accuracy. You could go higher up if you’re more athletic than me, not any challenge to … Continue reading

Schaumburg Amateur Radio Club Board of Directors Meeting February 3rd, 2021

February 28, 2021

Board of Directors Meeting, 3 February, 2021 With the help of Geoff KA9QGH’s ZOOM-enabled call, Burt Schultz AB9CV called the meeting to order at 7:00 PM. First item on Agenda: Burt Schultz AB9CV is elected to serve as Chairman of the Board for 2021. Attendees: Russ Schmidt KC9NUV Cliff Sowka K9QD John Douglas KD9KSH Geoff … Continue reading

Schaumburg Amateur Radio Club Business Meeting February 18th, 2021

February 28, 2021

Schaumburg Business Meeting February 18, 2021 Virtual Meeting Community Recreation Center Remains Closed February 18, 2021 Geoff Stevens KA9QGH President called the virtual meeting to order at 7:01PM Attendees: Danny Kafka KD9HIL Rob Glowacki N9MVO Charlene K9CMZ Terry AE9TJ Geoff Stevens KA9QGH Leo Ribordy N9MBH Ed Liska AC9SD R. Kocourek W9RKK Pierre Berube K9EYE … Continue reading

RHG February 2021

February 28, 2021

Vacuum Fluorescent Displays (VFDs)

February 25, 2021

We’ve had an ongoing discussion on our internal message board SARC-all about nixie tubes, vacuum fluorescent displays and designing circuits to drive them. One of our members, Mike AC9CG, has a long history working for a VFD manufacturer and compiled a very nice history and technical overview of the devices. His notes follow. –Ed. VFD … Continue reading