A nearly 100-year-old inference problem was caused by radios using “positive feedback” which is found in oscillator circuits that are at the heart of today’s amateur radio equipment.
Source: Conejo Valley Amateur Radio Club
Thoughts about things we find facinating
A nearly 100-year-old inference problem was caused by radios using “positive feedback” which is found in oscillator circuits that are at the heart of today’s amateur radio equipment.
Source: Conejo Valley Amateur Radio Club
I’ve made a new mosaic birdbath for my daughter Mariel.
It is designed around an octopus image that she liked. You can see the see the process below and even some rejected ideas like adding glass beads to be the suckers (too busy.) I learned from an earlier birdbath that I should use black grout which doesn’t show algae and makes the birdbath easier to keep clean.
By Library Volunteer Andy Ludlum
Ventura residents were shocked in February 1921 when they read about girls rioting at the local state training…
Source: Museum of Ventura County
By Library Volunteer Andy Ludlum
This is the story of an early Ventura County sheep rancher. His remarkable tale has been overlooked and almost lost over time.
Source: Museum of Ventura County
By Library Volunteer Andy Ludlum
It was a stand-off worthy of the old Wild West. The taciturn lawman was face to face with a huffing, puffing adversary. Neither was ready to back down.
Source: Museum of Ventura County
Amir Zaki’s pandemic photography on view in L.A., plus the CSULB art blunder, the Cheech opening in Riverside and more in our weekly arts newsletter.
Source: Los Angeles Times
By Library Volunteer Andy Ludlum
The frail old man, known to everyone in Simi as “Grandpa Stones,” practically had to be carried over…
Source: Museum of Ventura County