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Continous pan


robocow

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Hi Guys,

 

Aside from the recently availble Clay Paky Spheriscan, which would be ideal, anyone know any thing else out there with a continuous pan rotation to imitate a light house that projects a star breakup gobo?

 

I thought coemar NAT TMs did, but not upon checking.

 

I can't fake it with a walk the dog as it has been requested to be continuous light.

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Two units each covering 180 degrees. Or better yet, two units...

 

Unit A starts at 0 and is on, unit B is waiting at 180 degrees and is off. When unit B gets there it starts to move with A over the next 90 degrees they cross-fade. At 270 A is off so it can move back to 0 where it picks up B and they move to 90 crossfading as they go. At 90 B moves back CCW to 180 ready for the next cycle.

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It is too ridicoulous to stick a source four on a display turn table? (https://www.cokerexpo.co.uk/turntables-50kilos/turntable-ttcsw1000-slip-rings)

 

It's something that I turn on and leave for a couple of months for a christmas install.

 

I also have thoughts of hacking a second hand scan to do continous rotation, and 'minimising' the mirror support area.. but that'd maybe take too long.

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It is too ridicoulous to stick a source four on a display turn table? (https://www.cokerexpo.co.uk/turntables-50kilos/turntable-ttcsw1000-slip-rings)

 

It's something that I turn on and leave for a couple of months for a christmas install.

 

I also have thoughts of hacking a second hand scan to do continous rotation, and 'minimising' the mirror support area.. but that'd maybe take too long.

 

 

We got one of those for a trade job, worked great (or same brand different style) IIR the speed and power through are combined so you cannot buy a fast one and slow down with a dimmer and dummy load. It does depend on how fast they want it, a lighthouse is ofcourse QUITE fast.

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Do you need control of it?

 

My instinct says a mirror strapped to a mirror ball motor directly above a vertical lantern (a source 4 with a gobo in it) is the simplest and most dependable way to get the result you want?

 

I had the same thought, but that'd be a big mirror! Anyone got a spare 1200 class skan mirror? :)

 

There are a lot of fixtures out there now with continuous pan/tilt but most are wash. For spots try DTS. They were making them long before anyone else and are nice fixtures. Relevant models are Raptor, Max and Jack:

http://dts-lighting....ing-heads-lamp/

 

Never knew that, thanks!

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Do you need control of it?

 

My instinct says a mirror strapped to a mirror ball motor directly above a vertical lantern (a source 4 with a gobo in it) is the simplest and most dependable way to get the result you want?

 

I had the same thought, but that'd be a big mirror! Anyone got a spare 1200 class skan mirror? :)

 

https://lightingmirrorman.com possibly

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Consider rotating a mirror with a mirror ball motor, 1 - 3 rpm should be good. When it's for simple rotation an ordinary mirror tile will be fine (they are too heavy for DMX control).

 

Just remember that the image will rotate as the mirror turns, so breakups could work but the client's logo will not.

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