When I was in college at App State in North Carolina, Kodak brought a
show to campus that I still remember today.
It consisted of hundreds of 35mm slides and 8mm or 16mm movie footage
shot by two guys that went on an adventure trip somewhere in the
The whole thing was automated with a recorded sound track and racks of
It's a shame that shows like this aren't archived in ways they can be
periodically brought out and redone.
On Fri, Aug 3, 2012 at 9:14 AM, Shai Drori <[log in to unmask]> wrote:
> From what I have in the archive (mostly cassette) and from memories of my
> youth, the audible tones were for manual advancement and the low frequency
> (about 50-100Hz) were for automatic triggers.
> בתאריך 02/08/12 4:03 PM, ציטוט Steven Smolian:
>> I seem to recall that the auto-slide feature, at least for the general
>> public, arrived c. 1960. I remember the big too-doo about the Kodak
>> multi-slide exhibit at Grand Cenral just before the 1963-4 World's Fair.
>> When I worked there, I recall assembling shows for clients and adding the
>> triggering beep which had to be at a certain frequencey. It went onto the
>> "B" channel of a 2 track stereo tape.
>> I think many transcription houses had switched to 12" discs, especially
>> the classroom market, as that's what I remember being the size player for
>> the film- record player machines of that era.
>> If anyone really cares, a look through the audio and educational audio
>> supply books of the period will have an answer.
>> Steve Smolian
>> -----Original Message-----
>> From: Association for Recorded Sound Discussion List
>> [mailto:[log in to unmask]] On Behalf Of Art Shifrin
>> Sent: Thursday, August 02, 2012 7:52 AM
>> To: [log in to unmask]
>> Subject: [ARSCLIST] voca-film technology
>> Does anyone on this list know if the disks' tones were simply cues for the
>> operator to advance the slides, and or, if a frequency-tuned circuit
>> triggered the next slide?
> שי דרורי
> מומחה לשימור והמרה של אודיו וידאו וסרטים 8-35 ממ.