DrewE's latest activity

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    DrewE replied to the thread Audio Lesson Plan.
    The first thing that pops into my head is selecting (clips from) one of the early silent comedies, such as Buster Keaton's or Charlie...
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    If your 12V LEDs have built-in drivers (they're more than just plain LEDs), you might not be able to reliably dim them at all. If...
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    DrewE replied to the thread Bus power from a venue.
    Here's a pertinent article. Receptacles for power feeds for RVs and mobile homes above 20A/120V are specifically exempted from...
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    The voltages in the lighting cabinet are exactly the same as the voltages at your house, so it would be the same shock potential for...
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    DrewE replied to the thread Small Board Suggestions.
    The Mackie would do what it is designed to do adequately; but that may or may not be useful for what you want to accomplish. It doesn't...
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    DrewE replied to the thread Flush trap opening flat.
    Now that I think about it more thoroughly, you're exactly right. Mea culpa. Thank you for setting me right...and doing so gently.
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    DrewE replied to the thread Help me build a ramp.
    I've heard that, if you're quick about it, you can use expanding foam as the adhesive for these sorts of constructions. Probably the...
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    DrewE replied to the thread Flush trap opening flat.
    Why does the door need to rotate 270 degrees--does it need to open both downwards and upwards? The pictures look to me like they only...
    • hinge.jpg
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    DrewE replied to the thread Dry Water Fountain.
    Maybe if you melt dry ice you can get some dry water? :whistle: More seriously, perhaps a lighting effect to simulate reflections off...
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    DrewE replied to the thread Donuts Made Out of Cardboard.
    Another good source of thin aluminum is rolls of flashing for roofing or siding as found in your local home improvement store. It's...
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    DrewE replied to the thread Small Board Suggestions.
    I think about the best of the less expensive little analog mixers are the smaller of the Allen and Heath Zed series. They are not the...
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    The dimmer output would be the same as pretty much any standard dimmer. Unless the LED fixture is specifically designed to work with a...
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    Full Compass lists replacement parts for man Allen and Heath mixers, including the GL2800. They don't list them as in stock so one...
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    I expect the "how" varies but this is a project where the acoustical consultant and I have worked together on a lot of buildings so we...
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    DrewE replied to the thread Remote control wall clock??.
    There are various master clock systems used (or formerly used) in schools, businesses, etc. where some central controller would signal...