Emvilza
Published © GPL3+

Star Tracker by Emvilza: A Stepper Barn Door Mount

A barn door astrophotography mount made with no special tools.

IntermediateFull instructions provided2 days5,417
Star Tracker by Emvilza: A Stepper Barn Door Mount

Things used in this project

Hardware components

Stepper Motor
Digilent Stepper Motor
×1
Texas Instruments ULN2003AD - Bipolar Transistor Array, Darlington, NPN, 50 V, 500 mA, SOIC
×1
ATmega328
Microchip ATmega328
×1
Arduino UNO & Genuino UNO
Arduino UNO & Genuino UNO
×1
5 mm LED: Red
5 mm LED: Red
×1
NTE30100 - LED-BI-COLOR 3MM RED/YELLOW GREEN
×1
Buzzer
Buzzer
×1
Industrial Pushbutton Switch, Push-Pull
Industrial Pushbutton Switch, Push-Pull
×1
Linear Regulator (7805)
Linear Regulator (7805)
×1
1N4004 - Standard Recovery Diode, General Purpose, 400 V, 1 A, Single, 1.1 V, 30 A
×1
Resistor 221 ohm
Resistor 221 ohm
×3
Resistor 10k ohm
Resistor 10k ohm
×4
Resistor 3K Ohm
×3
Capacitor 220 µF
Capacitor 220 µF
×1
Capacitor 47 µF
Capacitor 47 µF
×1
Gear, threaded rod, nuts
×1

Story

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Schematics

Electronic Schema

Board - Superior view

Board - Mirror view

Code

Codigo

Credits

Emvilza

Emvilza

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