Doug DeMaw taught us that a key contributor to analog oscillator stability is the use of NP0 capacitors. As part of my effort to maintain the ability to produce analog, discrete component, coal-and-cap, chip-free oscillators, I recently went out onto the internet in search of an assortment of NP0 capacitors. Nightfire Electronics had just what I needed. I took their assortment and put it in a parts box for easy access.
Tracking the KJ7VBX-11 Pico-Balloon over Ireland & the UK - 8th May 2024
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As we are now at the peak of the solar cycle, some radio amateurs are using
WSPR on the 28 MHz band for their Pico-Balloons as they travel around the
wor...
1 hour ago