Category Archives: Uncategorized

Christmas 2025 plans

I have a long list of enhancements: Replace DMX minitrees with new E1.31 based trees keeping the Spiral tomato cages Create 2x new Midi tree about 1.5m high Bring the 3D stars to live with pixel tape and a e1.31 … Continue reading

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My mega tree’s A last Horrah

I think it would be fitting to get my original LED mega tree out for 2025 and give itone last horrah before replacing it with a new pixel/tape.

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2024 FPP issuses

I lost my FPP and E131 controllers to a power surge. THe Pi wouldn’t power up at all and I couldn’t get to the webpage of my RPM DMX brigdes. So is was time for an update. Drama 1:When try … Continue reading

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Wow – where have I been

Well I know exact where I have been, too busy with life to really do any Christmas lights. But with our recent move from Baulkham Hills to the outskirts of Nowra( about 2 hours south ( providing there is no … Continue reading

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L20 Amplifier

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EBAY 10Watt LED Flood Light Retrofit

My 20Watt Roll your own RGB Flood Lights take a lot of effort to build. I purchased some 10Watt LED Spot lights from EBAY.  They are reasonably made and very compact.  I also purchased some LED Constant Driver boards from … Continue reading

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Out with the Old, and – What was I thinking?

Going trough display items, making sure they still work, replace the odd LED where needed etc, I very soon realised I still needed a SSR base controller.  the old control centre had two such controllers, one my first design, a … Continue reading

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Out with the Old, In with the New

This year I am upgrading my control center. Gone is the IBM ThinkCentre, the 192 Channel DC DMX sub-rack, the Grinch Dimmer, the USB DMX adapters and the couple of modified PC power supplies. The new Cabinet contains 3x 350Watt … Continue reading

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Fuse sizing

Math alert: My spiral trees have 42 pixels. That means 42 x3 =126 LEDs per tree. 2 trees are connect each controller. That means controllers have 252 leds. So if we allow 20mA per LED.  That comes to a total … Continue reading

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4Channel Dmx DC Controller – Revisited

I have previously designed and built a 4 channel DC DMX controller. This controller has served well. But I needed to do a quick update for some display items. Firstly I needed to add RJ45s.  They take  up a lot … Continue reading

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