Sparcatron SPF 60, 90, 120, 150 and 180 Generators. Detailed Operator's Handbook with Five Electrical Schematics

Spark Erosion - "The Techniques and Practice of Spark Erosion Machining" and "The Working of Metals by Spark Machining". Two useful booklets by Wickman - Sparcatron cover the functions common to all these machines.

Sparcatron JC262 Electric Discharge Machine. Detailed and well-illustrated Operator's Handbook

Sparcatron SPF Pulse Generators Models 60/90/120/150 and 180 Handbook with sets of electrical schematics