Lo-pass calc

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Gregory Hunter by way of Terry Fritz <teslalist-at-qwest-dot-net>" <ghunter31014-at-yahoo-dot-com>

How do I calculate the -3dB point for an RC lo-pass
filter? I've dug through my old ARRL book, but I can't
find it. Maybe it was never in there! By memory I'm
using F = 1/RC where F is the -3dB frequency in Hz, R
is Ohms, and C is capacitance in Farads. Am I thinking
right?

Happy New Year,

=====
Gregory R. Hunter

http://hot-streamer-dot-com/greg