Not a big deal, but if you are interested in learning a bit more about narrow band sensors, here’s a youtube video that I put up a while ago:
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new testing with load this time…
2,2 kwh grinder
remarkable how the AFR mixture changes when throttling the engine… automation a must have imho , if you want to draw high output continious
and more different working with gasifier video’s on my channel:
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one more with water only
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Koen, have you tried modifying the idle circuit in the carb? It seemed to help but next time I’ll be more aggressive.
Hi Jeff,
Idle circuit ? carb ?
i only have 2 ball valves 1" 
OK. I have no idea how difficult it would be to add an idle circuit in to a ball valve scheme.
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