Category: analog
Ultra portable pocket PSU
Although a bench PSU is useful, sometimes I prefer testing with something more portable. This ultra portable PSU has a…
Long-tailed-pair oscillator
I needed a quick alarm tone generator for a piezo speaker, and with no 555 at hand, this turned out…
121.5MHz is not a good frequency…
Got some random crystal frequencies (since I don’t care about the exact frequency) for the VNA transverter. Google search reveals…
AD9954 clocking
Proposed implementation (using this oscillator: http://www.farnell.com/datasheets/14202.pdf )