Karlheinz Stockhausen Telemusik

Telemusik consists of 32 structures (moments). The equipment used for the realization of the electronic music was 2 beat frequency oscillators, 3 sinewave generators, 1 delta generator, 1 function generator, 1 transposing tape recorder with a pilot frequency generator, 2 tape recorders, 1 amplitude modulator, 2 ring modulators, 3 highpass and lowpass filters, 1 thirdoctave filter, 1 sixtrack tape recorder.