LED alternative to volt meter and Puckin' along to Camp

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Lonnie Lepp

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Mar 30, 2012
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Texas, USA, Earth
As I worked e on my first Puck, I was busy studying and reseacheing electrical circuits

I found this nifty circuit that I will incorporate into my Camper Puck.

Dazatronyx - Low battery LED fade out

http://www.dazatronyx.com/tech/low-battery-led-fading/low-battery-led-fading.gif
low-battery-led-fading.jpg
Looks like you have to play with the Zener diode voltage ratings or the resitance

I am going to start with variable resistance pot so that I don't have to buy too many zenners and also as my needs change I can adjust the drop off

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Plans for my Camper Puck include

The above mentioned Low Voltage Drop Off Indicator

A 1000 mf Capacitor wired parallel to the Atty, per Mr. Puck

A variable out put Bright white LED Flash light, recessed in the box for direction lighting that does not night blind me.
It is dark on moonless nights here in the country.

The use of a small circuit board to mount the parts and to make a neater less "Snakes Nest" interior set up.

The use of a bread board to design the circuit board lay out


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The third Puck I will build will have a Low Drop Out Variable Voltage chip from TI
By supplying 3.3 to 4.3 volts, under load, to the regulator I can output a constant voltage to give me a more consistent vape

Data sheet from TI
http://www.ti.com/lit/ds/slus215b/slus215b.pdf

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All in all I am certainly finding myself engaged and having fun making mistakes,ie the learning curve.


Any feedback would be appreciated.
 
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