7.8 kilohertz
3.2 kilohertz
2.5 kilohertz
780 kilohertz
Colpitts
Armstrong
Phase shift
Crystal
400 kHz
600 kHz
1000 kHz
1600 kHz
a stable state
two quasi stable states
an oscillator
none of these
in counting circuits
in memory and timing circuits
for regeneration of distorted waves
for generating square waveforms