11 Feb
2023
11 Feb
'23
10:40 p.m.
On 2/10/23 9:53 PM, steve jenkin wrote:
In 1996, a Unix conference in Melbourne had a visit to
the reconstructed first (valve) computer in Australia, CSIRAC.
[ last extracts all about
There was a reconstructed audio of ’tunes’ played in 1951 at a conference.
I recall at the time being told that an AM radio had, at one time, been used to play
tunes from the beast.
They controlled square waves produced by ALU for different amplitudes on a single
frequency to approximate AM.
This page has a bit of Beethoven's 5th using that technique on a pdp-8.
What, no stereo?? :-)
https://www.pdp8online.com/sound/sound.shtml