Design Specifications

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+++Primary Coil+++

25 Turns 2.5mm copper cable wound on a 15cm former.

+++Secondary Coil+++

1000 turns of 0.315mm enammelled copper wire on a
68mm pvc former.

+++Oscillator+++

Variable between 150 & 500kHz, 300v p-p output.

+++Power Supply+++

2.1kV 1300W Microwave oven transformer for the main tube plate supply
2.1kV 1300W Microwave oven transformer for the main tube screen grid supply
12v 12A Transformer for the main tube heater supply
240v + 6.3v Transformer for the oscillator and grid bias

+++Tank Capacitor+++

1880pF 20kV Ceramic capacitor rated at 60kVAr

+++Control Box+++

Standard line filter at input, earthed to supply ground
275v MOV across supply outputs
Variac power control
Input 'Live' and 'Ready to fire' warning lamps
Output voltage and current meters
Key operated safety switch
Two simultaneous press-to-fire buttons
and a long extension lead !!