Recent content by Bradistherad1

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    XHP70 alternatives?

    Hi all, I'm working towards building a portable spotlight, using a fresnel lens. This means needing to find a very compact LED, I was originally going to use one of the very cheap 100w COB LEDs from aliexpress, but the light-emitting surface is too big, the fresnel lens would need to be giant...
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    Making a spotlight with a parallel beam

    I am wanting to build a spotlight with a parallel beam, so far I have picked these parts: 100w COB LED: https://a.aliexpress.com/_msrfjby 150w boost converter: https://a.aliexpress.com/_mtK5Q6A I am planning on building an aluminium frame enclosure, similar to I don't care about light...
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