Texas Electronic oscillatorsTheory Barkhausen stability criterion Harmonic oscillator Leeson's equation Nyquist stability criterion Oscillator phase noise Phase noise LC oscillators Armstrong or Meissner oscillator Clapp oscillator Colpitts oscillator Hartley oscillator Lampkin oscillator Meacham bridge oscillator Seiler oscillator Vackář oscillator resonant Royer RC oscillators Phase-shift oscillator Twin-T oscillator Wien bridge oscillator Quartz oscillators Butler oscillator Pierce oscillator Tri-tet oscillator Relaxation oscillators Blocking oscillator Multivibrator Pearson–Anson oscillator basic Royer Other Cavity oscillator Delay-line oscillator Opto-electronic oscillator ring oscillator Robinson oscillator Transmission-line oscillator Klystron oscillator Cavity magnetron Gunn oscillator