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- Thu Sep 08, 2016 2:57 am
- Forum: General Laser machine discussion
- Topic: Strange issue, laser tube burn pattern on test piece is a concentric ring.
- Replies: 4
- Views: 4414
Re: Strange issue, laser tube burn pattern on test piece is a concentric ring.
Hi, thanks for the prompt, I forgot to include this info before. The power supply appears to be behaving normally as the ammeter on the machine reads what I think it should around 30 mA at full load. I haven't checked with the resistor but am ok with the ammeter tells me. Have put on the new tube to...