Nixie Tube HV Driver

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Introduction: Nixie Tube HV Driver


Part List
NE555N Timer IC & Socket (8pin IC)
2.2nF Film Cap.
100pF/250V Film Cap.
BC547 Transistor
470µF/16V Electrolytic Capacitors
1K 1/4W Resistor
10K 1/4W Resistor
2K2 1/4W Resistor
220K 1/4W Resistor
1K Trimmer
4.7µF/200V E-Cap.
IRF740 Mosfet
100µH/3A Radial Inductor


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Questions

6 Comments

Can I use a BJT transistor instead of IRF740?

how do you select which number to power?
how many nixie tubes can you drive with this circuit?

What are it's current capabilities?