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.