radioSPARKS - SCHEMATICS - 6/29/2022

Schematics and Circuits Index

Index | sound effects

Siren

Electronic Siren - 4-SOUND

Figure 442 : Electronic Siren - 4-SOUND

Blinky Sound Generator

Learn to Solder

Figure 163 : Learn to Solder

Speaker Buzzer

Oscillator Driving a Speaker

Figure 1152 : Oscillator Driving a Speaker

Robot Voice

Robot Voice

Figure 458 : Robot Voice

Metronome

Simple Metronome 555

Figure 1177 : Simple Metronome 555

Siren

Siren

Figure 350 : Siren

Space Age Siren

Space AGE

Figure 360 : Space AGE

Space Ray Gun

Space WAR GUN

Figure 174 : Space WAR GUN