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From: Mike Markowski <>
Subject: [COFF] Re: Music!
Date: Sat, 11 Feb 2023 11:40:02 -0500	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

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??  :-)

      parent reply	other threads:[~2023-02-11 16:40 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-10  0:37 [COFF] Music! Mike Markowski
2023-02-10  1:19 ` [COFF] Music! segaloco via COFF
2023-02-10  1:43 ` Dave Horsfall
2023-02-10  6:35 ` Lars Brinkhoff
2023-02-10 15:23   ` Paul Winalski
2023-02-10 19:13     ` Lars Brinkhoff
2023-02-10 19:05 ` Bakul Shah
2023-02-10 21:09   ` Paul Winalski
2023-02-11  2:53   ` steve jenkin
2023-02-11  4:20     ` Dave Horsfall
2023-02-11 19:24       ` Harald Arnesen
2023-02-11 16:40     ` Mike Markowski [this message]

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