These darned old computers

From: Sellam Ismail <>
Date: Tue Aug 27 23:39:01 2002

On Wed, 28 Aug 2002, Tony Duell wrote:

> Some US company (I forget who) made an ultrasonic remote controlled
> valve TV where the remote was essentially tuned metal bars that were
> mechanically hit when the button was pressed. No electronics in the
> handset at all. The receiver in the TV detected one of 4 (or so)
> different frequencies corresponding to the 4 buttons on the remote, and
> then operated a relay to trigger the appropriate function (I think
> channel selection was done using an electromechanical stepping swtich,
> etc).

Boy, I'd like to get my hands on one of those remotes.

Anyone know the exact model number of the TV that used it?

Sellam Ismail Vintage Computer Festival
International Man of Intrigue and Danger

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Received on Tue Aug 27 2002 - 23:39:01 BST

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