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Overview of the first "fat coils"

on .

[]=Project Dog Bone=[] These coils made by KERFA in Germany have around 23 loops, the heater section is approximately 200mm, the leads 150mm. The wire diameter is approximately 20mm. They are rated to a little over 900W and must be driven at 11.5V. The are made from an alloy principally containing Iron and Chrome.

[]=Project Dog Bone=[] These coils made by KERFA in Germany have around 23 loops, the heater section is approximately 200mm, the leads 150mm. The wire diameter is approximately 20mm. They are rated to a little over 900W and must be driven at 11.5V. The are made from an alloy principally containing Iron and Chrome.