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[microsound] early computer music

in the very beginning they sent square waves (using for loops) at various frequencies to output ports

then they got more advanced and started using DACs and synthesizing waveforms

see Max Mathews 'Technology of Computer Music'
<http://www.amazon.com/Technology-Computer-Music-Max-Mathews/dp/ 0262130505/ref=sr_1_2?ie=UTF8&s=books&qid=1213956573&sr=1-2>

also they sometimes used RF radiation as picked up by AM radios

On Jun 19, 2008, at 4:25 PM, microsound-digest-help@xxxxxxxxxxxxx wrote:

i wonder what tools the composer/programmer had to work with. simple
oscillators? how could the signal be modified? how was time measured?
how is the code to generate the audio entered?

from the article, it seems more like a novelty than electronica as we
know it today; but it's interesting to me to see what the earliest
computer musicians had to work with.