perjantai 4. marraskuuta 2011

Sequencer 1

Laser sekvensseri

mechanical and logic combined. A 4015 shift register controlled by the mechanics and 4522 divider outputs go through the mechanical sequencer.



Sekvensseri

This sequencer was originally build for an exhibition in Malmö 2005. It is a simple mechanical device made out of a motor and a rotary switch. It connects 12 inputs to 1 output. Speed is determined by motor, so there is no possibility to adjust the speed.


Later development:

 Sekvensseri

At some point (round 2006) Ville did add a patchbay to this sequencer, so any input can be patched to any step with alligator grips. Made it more interestng, but still left it quite limited from musicians point of view (it was originally designed for an exhibition, and it did suit that purpose well). Speed is still determined by motor, and there is no way to adjust it.

2011-11-03-_MG_9236.CR2


Latest development:


Since the original mechanics were complitely  broken already, Harri desided to complitely rebuild it. Original rotary switch is replaced by a slotmachine mechanics, so it will propably be more reliable in the future. also it is not purely mechanical anymore, sequencer itself is CMOS based, and it is only triggered by mechanically.

Now we can sync this sequencer with the other sequencers, but still keep some good old mechanical touch to it.

2011-10-27-PA274216.ORF

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