1117 West High Street
Bryan, OH 43506

Office & Shop Hours

Monday - Thursday 9:00 AM to 5:00 PM Eastern Time

VACATION NOTICE: We are closed for a short vacation. We'll be back Tuesday November 24th.


HF-2000 Features HF-2000 Specifications HF-2000 Photos HF-2000 Schematics
HF-2000 Printed Circuit Boards HF-2000 Parts Lists Owner's Manual A Few Words About Our Transformers



HF-3KDX (Using 8877 Triode) 

HF-3KDX Features HF-3KDX Specifications HF-3KDX Photos HF-3KDX Schematics
HF-3KDX Printed Circuit Boards HF-3KDX Parts Lists Owner's Manual  A Few Words About Our Transformers



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Last Modified: November 06, 2014 04:21:41 PM