This should play if your Web browser has WebAssembly enabled (most do). Most examples will play unless they need to load files. The first time you click Play, Csound will spend a few seconds loading, then play. You can edit this code and replay it.
<CsoundSynthesizer> <CsOptions> ; Select audio/midi flags here according to platform -odac ;;;RT audio out ;-iadc ;;;uncomment -iadc if RT audio input is needed too ; For Non-realtime ouput leave only the line below: ; -o chebyshevpoly.wav -W ;;; for file output any platform </CsOptions> <CsInstruments> ; Required settings for WebAudio: sr = 48000 ksmps = 128 nchnls = 2 nchnls_i = 1 ; sr = 44100 ; ksmps = 32 ; nchnls = 2 ; time-varying mixture of first six harmonics instr 1 ; According to the GEN13 manual entry, ; the pattern + - - + + - - for the signs of ; the chebyshev coefficients has nice properties. ; these six lines control the relative powers of the harmonics k1 line 1.0, p3, 0.0 k2 line -0.5, p3, 0.0 k3 line -0.333, p3, -1.0 k4 line 0.0, p3, 0.5 k5 line 0.0, p3, 0.7 k6 line 0.0, p3, -1.0 ; play the sine wave at a frequency of 256 Hz with amplitude = 1.0 ax oscili 1, 256, 1 ; waveshape it ay chebyshevpoly ax, 0, k1, k2, k3, k4, k5, k6 ; avoid clicks, scale final amplitude, and output adeclick linseg 0.0, 0.05, 1.0, p3 - 0.1, 1.0, 0.05, 0.0 outs ay * adeclick * 10000, ay * adeclick * 10000 endin </CsInstruments> <CsScore> f1 0 32768 10 1 ; a sine wave i1 0 5 e </CsScore> </CsoundSynthesizer>