Showing posts from 2012

Helical Duplexer Teardown

QST Letter to the Editor

How Active Devices Work CPARC Talk

Repairing a Broken Panel Amp Meter

CPARC Work Week After Finals

High Impedance "Ruby" Audio Amplifier

Rubidium Frequency Standard Enclosure

The Slowest LC Tank You've Ever Seen

Cal Poly Amateur Radio Club

A Cheap Source of LEDs and Solar Cells