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#engine

4 posts3 participants0 posts today

Dem Irrtum aufgesessen seiend, in der Werkstatt sei es noch kühl, habe ich meinen #Roland #JDXA Plastikmüllbomber, pardon, #Synthesizer repariert.

Er leidet unter dem #IC10-Problem: Ein kleiner Spannungswandler auf der grünen Platine, auf Platz IC10, überhitzt… und das Problem wird über die Jahre schlimmer. Beim letzten Konzert ist mir die Kiste über 10× mit großem Getöse live ausgestiegen.

Die neue Platine hat schlappe 553€ gekostet und wird das Problem Erfahrungsberichten zufolge etwa für 5 Jahre lösen, bis der Fehler wieder auftritt, von dem der Hersteller angeblich keine Kenntnis hat und vor allem wohl kein Bedürfnis, ihn zu beheben.

5 Jahre Zeit, mir zu überlegen, wie ich das 1,5mm große Bauteil erfolgreich ersetzen kann durch eine neue Schaltung. Fast 2000€ hat dieses Instrument vor ca. 10 Jahren gekostet.

Sicher der letzte Synth von Roland für mich. Die neueren sind nur noch Remixes der immergleichen #ZenCore #Engine und so spannend wie eingeschlafene Füße und auch in etwa so belastbar?!

Building a #Stirling #Engine #Bike.

A Stirling Engine is a heat engine, powered by the expansion and contraction of a working fluid [such as air] which is heated and cooled in a cycle. In the video [Tom Stanton] begins by demonstrating the Stirling Engine with some model engines and explains the role of the displacer piston. His target power output for his bike engine is 150 watts [about 0.2 horsepower]….

youtu.be/zB3lrLjqIh4

Hey! I've been creating a #game #engine #framework in #vala

Its ECS based, and its called Veggies (eat your veggies!). 🥦

My reasoning for this framework is to have a game framework alternative to #csharp. I'm not liking the encroachment #microsoft has over #gamedev and #indiedev

The video is the well known bunny mark demo. Renders up to 16000 bunnies before being under 30 fps. Still needs a lot of optimization.

I'm taking ideas from frameworks like #pygame, #pine, #FNA and #excaliburjs

just a short info....

Despite several attempts, I couldn't get the shadows and lights to no longer have edges, so I converted the objects into Po-Builder objects and combined them.

This has caused the editor's performance to drop considerably, and I'm currently trying to figure out how I can compensate for this, or rather what exactly is causing it.

Continued thread

The other strimmer engine just needed a replacement fuel line, the original had gone brittle and broken.

The engine runs fine and is barely used. But the bottom half of the strimmer is missing entirely. The remaining tube is bent. Looks like it may have been left on the ground and someone drove over it.

Could get a replacement shaft and tube, but I don't really need a third strimmer.

Ideas? Make a really short strimmer for children? Attach an old propeller and use as outboard engine? Motorized flyswatter?

Maybe I'll just keep it as spare engine.

Fun fact: The shaft in the tube is a flexible one, so it works even when the tube is bent. I didn't know that.

Fixed one of the strimmers from the pile of mowing junk the neighbours gave me.

The fuel tank was missing, but a tank from the parts box fit. It needed a new rubber grommet in the fuel tank.

These things get fuel by pressurizing the tank, so two hoses go there, pressure in and fuel out.
If the grommet doesn't seal tight, the pressure leaves through the gap and no fuel is pumped to the carb.

There was even a brand new carb for it in the box, I guess someone ordered that trying to fix it.

Then I strimmed around the house, kitchen garden and back of the sauna until I found some wild strawberries there, which I rather eat than cut 😆

Free strimmer. Well, about €0.50 in parts invested.