DIY Home Studio Strobe

In this project, some parts from a non-working flash unit was salvaged for building a simple home studio strobe. A floor-stand work light was modified so that its light bulb was replaced by the Xenon tube and its associated parts. A commercial optical slave unit was used for triggering the strobe. Two readily available power transformers were used for stepping up the voltage from a wall outlet of 110V AC. A feedback control circuit was used for regulating the output voltage.

This home studio strobe does not have auto mode nor manual output control which require more complicated control circuitry. 

Warning

This project requires appropriate safety measures against the high voltage parts. The high voltage will remain in the circuitry even the power is shut down, and can cause injury, death or other damage if touched. Inexperienced person should do it under supervision of an experienced person. 

Disclaimer

The author specifically disclaims any and all liabilities for any of your damages arising from following this tutorial. The information provided here is for sharing the experience only.  

 

Circuit Diagram

 

 

Voltage Inverter

The voltage inverter consists of two power transformers connected back to back, a half-wave rectify circuit and a feedback control circuit. All parts are housed in a metal case of PC power supply.

 

 

 

 

 

 

Strobe

It is  a simple circuit containing only six parts, namely, the Xenon tube, photo-flash capacitor, trigger coil, test switch, a resistor and a capacitor. 

 

The look after putting it in place.

 

Test Shots

 

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End of the project

 

 

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