Variable Voltage Technology Ltd

Heater and Filament Transformers.

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• HT Mains Transformers for HT.
• Chokes and Inductors.
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• Valve Short Form Data
• Specially designed Parts.
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• ISO9001:2001 Quality Approval.
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U-Clamp	Frame	Drop-Through	Shroud with Feet

• Page Updated 01 Feb 2012.
• Corrections and Additions.

• A range of Laminated Transformers optimised for use in Valve Filament and Heater applications.
• These transfomers feature high isolation voltage between windings.

• Low External Magnetic Field for Low Hum Generation.
• Professional quality materials.
• Varnish Impregnated for Low Acoustic noise.
• Compliant with current safety requirements.
• Fully isolated for operation on DC Rails up to 1000 Volts (or more - see individual notes below).
• Various Voltage and Current Combinations.
• Special versions made to order.
• Several styles available for most designs.
• Magnetron Filament range with high voltage isolation.

Order Codes and Datasheet Links (in approximate Voltage order)

Range Codes:

• N = Normal (Standard range for general use).
• S = Simple (Reduced primary complexity).
• K = Also Available as part of a magnetics kit. Link: Valve Transformers Kits.
• R = Restricted. We reserve the right not to supply this part.

© 2012 Variable Voltage Technology Ltd. Document Number DCW12714.