From: Jim Thompson
Subject: Re: Flickering Candlelight Effect??
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Date: Wed, 01 Jan 2003 21:08:45 GMT
NNTP-Posting-Date: Wed, 01 Jan 2003 16:08:45 EST
Organization: Cox Communications
On Wed, 01 Jan 2003 21:02:48 GMT,
Spehro Pefhany ,
In Newsgroup: sci.electronics.design,
Entitled: "Re: Flickering Candlelight Effect??",
Wrote the following:
|On Wed, 01 Jan 2003 19:45:11 GMT, the renowned Jim Thompson
|>I seem to recall a thread about simulating a flickering candle. At
|>the time I had no interest.
|>Now we've been given a very nice set of steel Christmas carolers about
|>3' high, each caroler holding a music book and a candle holder.
|>Candles would never stay lit in the breezy Arizona December, so I'm
|>thinking of simulating a candle with LED's (or could be incandescent).
|I played around for a few hours with a microcontroller PRNG-based
|flickering candle, but the combination of simulated motion, amplitude
|and color changes was not as convincing as I would have liked when
|compared with mechanical methods that the movie studios etc. use.
|I can burn a chip (8-pin uC) and drop it in the mail if you'd like
|to fiddle with it. Just the chip and LEDs and resistors are
Sure, Spehro, I'd like to give it a try. Thanks!
| James E.Thompson, P.E. | mens |
| Analog Innovations, Inc. | et |
| Analog/Mixed-Signal ASIC's and Discrete Systems | manus |
| Phoenix, Arizona Voice:(480)460-2350 | |
| Jim-T@analog_innovations.com Fax:(480)460-2142 | Brass Rat |
| http://www.analog-innovations.com | 1962 |
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