Paul C. Buff, Inc. Technical Forum
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PWM signal on REMOTE connector?
http://www.paulcbuff-techforum.com/viewtopic.php?f=8&t=4377
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Author:  Paul Williamson [ Mon Mar 03, 2014 9:35 pm ]
Post subject:  PWM signal on REMOTE connector?

The REMOTE connector on a 1st generation strobe takes a DC voltage for strobe power and another DC voltage for the brightness of the modeling light. Does this voltage need to be pure DC, or can I get away with feeding it a pulse-width modulated (PWM) logic signal?

A PWM signal is easy to generate on a typical microcontroller like an Arduino, whereas the real DC signal is a bit harder. I'm trying to rig up my own home-brew remote control setup, with minimum cost hardware.

Thanks!

Author:  Luap [ Tue Mar 04, 2014 5:10 pm ]
Post subject:  Re: PWM signal on REMOTE connector?

I would think a PWM signal fed to Buff analog remote inputs is likely to cause oddities and havoc. But if you have a PWM generated control voltage, why not simply apply an RC integrator to make it DC?

Author:  Paul Williamson [ Tue Mar 04, 2014 7:57 pm ]
Post subject:  Re: PWM signal on REMOTE connector?

Thanks!

I was just hoping to avoid adding any circuitry not already included on the microcontroller board. Adding even a simple circuit probably means a custom circuit board. Not necessarily a show-stopper, but an extra hassle and expense.

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