UPDATE ... NWS Skywarn Recognition Day 2022
December 2022 General Membership Meeting
Click the link below to see Agenda...
Apollo Guidance System
by Clark Jones, KI7TU
Presented to MARCA on Tuesday15 November 2022
An interesting historical review of the Apollo program, some of the whys, technology employed, and lots of tidbits of information.
Digital Mode Survey
by Paul Bennett, KD7KDO
This is a most interesting overview and history of digital modes past and present. It covers RTTY to the FTx modes to VARA to DStar, Fusion, & DMR. This is a excellent exposure to the many digital modes for new hams and some challanging perspective for seasoned hams to give a few a try. Included are some PC programs supporting each mode as well.
This is a .PDF of a Slideshow you can view in your browser or download and take your time reading. It is located in the Library > Documents > Presentations > digital_mode)_survey.pdf . or click HERE. Oh, appears links to specific files is not turned on yet ... its at the end of the list.
Semiconductor building in Phoenix to be redeveloped
Environmental concerns being addressed at industrial site
Arizona Republic USA TODAY NETWORK
After Onsemi announced it would move its headquarters to Scottsdale, the company formerly known as ON Semiconductor sold its Phoenix building to a developer that plans to find an industrial user for the site.
Developing the site at 52nd Street and McDowell Road includes contending with the ongoing environmental cleanup of contaminated groundwater that dates back to when the site was used by Motorola. Onsemi is a spinoff company of Motorola and began operating independently in 1999.
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