Presentation slides by KK6DAC Rachel Kinoshita: Solar 101   (for Palo Alto Amateur Radio Association) Batteries 101   (for San Mateo County CERT Communicators)

HF Filters: http://www.kf7p.com/KF7P/Morgan_Filters.html

The Si5351 is an I2C configurable clock generator that is ideally suited for replacing crystals, crystal oscillators, VCXOs, phase-locked loops (PLLs), and fanout buffers in cost-sensitive applications

Clean, Punchy, Competitive Contest Audio Without Splatter, by Jim Brown K9YC ( more at http://k9yc.com/ )

Having Fun with RTTY Contesting Ed Muns, W0YK https://www.contestuniversity.com/wp-content/uploads/2018/05/9.-W0YK-Having-Fun-with-RTTY-Contesting-2018.pdf ( cache: 9.-W0YK-Having-Fun-with-RTTY-Contesting-2018.pdf )

Caitlin's Number