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I opened up the power supply and looked446446446447 everywhere for something burnt and could not find anything.

this is a nice power supply with digital readout Which include some diagnostic...

I found the problem.

The high-voltage wire within the ceramic connector was completely burnt through.

While looking for a new high-voltage ceram connector I’m seeing a lots of people have...

Thanks Al, I Will take some pictures And post them later.,Chuck

Yes, sounds reasonable, the only thing that surprises me is this RECI Power supply does not have very many hours use on it.

chuck

I fired the tube, Shut everything down and
then checked to see if there was any residual voltage at the negative side of the tube.

there was no residual voltage, suggesting the power supply what...

It appears that nothing is happening in the tube when I try to fire the laser.

chuck

The wiring appears OK.


It looks like my RECI P18 Power supply has gone bad.
this is a bit surprising because it doesn’t have a lot of hours on it. it’s only out pulling 1.8 mA and the RECI W8...

Thank you, I will be checking that later today and report back.
Chuck

With Thanksgiving holidays, I have not got to the shop to further diagnose my issue.
hopefully later on today.

I do know that it is not the waterflow sensor or the door switches.

my power...

Thanks Bert, I’ll check those out tomorrow.
chuck

RECI W8 180W tube issue


Was cutting at about 40% power and after about six minutes the laser quit cutting.

It has been working great up until this incident.

Any suggestions on where to...

I'm building a CO2 RASTERING laser engraving machine and I'm trying to determine the best controller.


the light objects DSP-T9 is a consideration, anybody have any experience with this...

Which speed were you cutting the 7/8 cherry and the 3/4 oak?

Thanks,
Chuck

I went ahead and set up my 3 inch focal length lens and with the power set at 150 W and the speed set at 15 in./min. I was able to get a very nice cut on three-quarter inch MDF. There was some smoke,...

Thank you, that’s some pretty impressive cutting.

With your 80 W laser, what speed were you cutting the three-quarter inch cherry?

Good morning gentlemen,
I need to cut some 3/4 inch thick MDF on my 180 W CO2 laser.


Anybody have any suggestions on doing this, Like Lens focal length and air assistpressure Setting.

...

thanks for all the inputs, will definitely be checking these out.
Chuck

I'm planning to build a rastering laser machine and was wondering where is the best place to get the extrusions and all of the fittings/hardware associated with them.

Thanks,
Chuck

Keith,

I totally understand.

I’m trying to get recommendation on a good machine within a given price range, since there are so many laser engraver’s/cutters out there, I need to narrow it down...

Bill,
Is this the unit you have?

SOLO II (500x300mm) 40W

Thanks,
Chuck

Bill,
thanks for the input.

Could you provide the model number of the one that you’re talking about?

Thanks,
Chuck

Like they say “you snooze you lose”.

I was working with the seller on a shipping quote and it’s sold during that process.

I’ll keep looking,
Chuck

Bert,
Can you point me to where I could get a king rabbit 40W for well under $3K.

I’m not finding anything close to that.

Thank you,
Chuck

Julian,
I found a price of $2000 on Alibaba , But I had to buy 10 to get that price.

I will keep looking.
Thank you,
Chuck

Good question Bert.

What I meant was as long as I can cut a minimal thickness like 1/8 of an inch, that would be fine.

I actually have a 180 W laser for cutting but it will not do “raster”...