<CsoundSynthesizer>
<CsOptions>
-odac -m0
</CsOptions>
<CsInstruments>
sr = 44100
ksmps = 32
nchnls = 2
0dbfs = 1

instr 1
 prints  "Playing %d Hertz!\n", p4
 asig    poscil  .2, p4
 outs    asig, asig
endin

</CsInstruments>
<CsScore>
i 1 0 2 10
i . + . 100
i . + . 1000
i . + . 10000
i . + . 20000
</CsScore>
</CsoundSynthesizer>
;example by joachim heintz
