Subject:
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Re: Ultrasonic Rangefinder
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Mon, 22 Sep 1997 08:19:10 GMT
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Original-From:
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Peter Harrison <peter.harrison@cannock.acNOSPAM.uk>
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Viewed:
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1531 times
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Darkman wrote:
> I would appreciate your effort very much if you can provide
> me with the actual documentation!
Better yet - can you make this available by ftp or on a web site
somewhere?
I too have an old autofocus Polaroid camera (can't remember the model)
and would like to use the ultrasonic gubbins from it.
Thanks
Pete
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Message is in Reply To:
 | | Re: Ultrasonic Rangefinder
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| (...) Hi Eric (...) The answer is no, what I used is the schematic diagram for the Polaroid 6500 rangefinder board. the circuit is almost identical exept for a transistor preamp betwen the transducer and the receiver. The only way I can initiate a (...) (27 years ago, 22-Sep-97, to lugnet.robotics.handyboard)
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