Galvo

From Eric

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== Schematics ==
== Schematics ==
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The schematics is basically the one proposed at [https://www.instructables.com/Arduino-Laser-Show-With-Real-Galvos/].
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Please note that the 5V used for the microcontroller / DACs is obtained from the 15V power supply.
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[[File:galvo2021_schematics.jpg|600px|thumb|none]]
[[File:galvo2021_schematics.jpg|600px|thumb|none]]
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Please note that the 5V used for the microcontroller / DACs is obtained from the 15V power supply.
I am not sure that a genuine 7805 will appreciate the 10V shift... So I'll use some of the nice 3-pin step-down replacements such as:  
I am not sure that a genuine 7805 will appreciate the 10V shift... So I'll use some of the nice 3-pin step-down replacements such as:  
[[File:galvo2021_5v_step_down.jpg|200px|thumb|none]]
[[File:galvo2021_5v_step_down.jpg|200px|thumb|none]]

Revision as of 16:20, 6 March 2021

Contents

Galvo

Schematics

The schematics is basically the one proposed at [1].


Galvo2021 schematics.jpg

Please note that the 5V used for the microcontroller / DACs is obtained from the 15V power supply. I am not sure that a genuine 7805 will appreciate the 10V shift... So I'll use some of the nice 3-pin step-down replacements such as:

Galvo2021 5v step down.jpg

Breadboard

Galvo2021 breadboard-1.jpg


Galvo2021 breadboard-2.jpg


Galvo2021 breadboard-3.jpg


Galvo2021 breadboard-4.jpg


Galvo2021 breadboard-5.jpg


PCB

Galvo2021 pcb-top.jpg


Galvo2021 pcb-bot.jpg


Galvo2021 pcb-brd.jpg
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