How to Build a Sine Wave Generator Circuit with a Transistor
Sine Wave Generator - Arbor Scientific
Signal tone generator DIY Kit 1 kHz
1KHz Sine wave Generator - RED - Page13
Low Distortion Audio Range Oscillator 1khz Sine Wave Signal Generator Ultra Low Distortion -124db For Harmonic Distortion Test - Instrument Parts & Accessories - AliExpress
An Almost Pure DDS Sine Wave Tone Generator: Part 1 - Embedded Computing Design
Audio Tone generator circuit using 555, 741 IC
Simple Tone Generator Circuit Using NE555 Timer IC
Two Tone Signal Frequency Generator 500Hz and 1kHz [ Unassembled kit ] : Amazon.in: Home & Kitchen
Archimago's Musings: Using Victor's Oscillator as reference (1kHz, ultra-low distortion analogue sine generator). A quick peek at the APx555B Analogue & DAC Signal Generators @1kHz. And on playing music "for fun"!
A circuit for generating 100 Hz or 1 KHz square wave signals – Matt's Tech Pages