Luz Negra


This circuit is a simple ultraviolate light that can be powered by a 6 volt battery or power supply (such as the power supply on the circuits page) that is capable of supplying one or more amps.

 

Schematic

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PCB Layout and Parts Placement

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Parts

C1___________.0047uf Mono Capacitor
C2___________.1uf Disc Capacitor
D1, D2________1N4007 Diode
FTB__________Filtered Blacklight Tube
IC1__________555 Timer IC
P1___________10k Trim Pot
Q1___________TIP30 PNP Power Transistor
R1___________470 Ohm Resistor
R2___________270 Ohm Resistor
S1___________Slide Switch
T1___________Medium Yellow Inverter Transformer
MISC.________IC Socket, Heat Sink For Q1, Screw, Nut, Wire and PC Board

Notes:

1. P1 changes brightness of the black light tube.

2. Transformer T1 and the blacklight tube are available from The Electronics Goldmine (see)

 


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