ELEAZAR
RIPSAM

Electrical engineer, RF experimenter, and builder obsessed with signals, antennas, embedded systems, and everything involving electrons. This site is my laboratory — a chronicle of projects, experiments, failures, and discoveries.

$ initializing rf_lab...
$ loading antenna systems...
$ tuning colpitts oscillator...
$ signal lock acquired
RF Lab — Build Log
Colpitts RF Transmitter
topology Colpitts oscillator
transistor BC337
feedback network capacitive divider
platform solderless breadboard
antenna untuned jumper wire
verification Nooelec SDR
carrier ~1.0–1.1 MHz
resonant frequency
f = 1 / 2π√(L·Ceq)
Ceq = (C1·C2) / (C1+C2)