Maxitronix-20in1

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This is my Maxitronix Sensor Robot 20 code named 20in1.

Videos

Project Show Notes
Maxitronix-20in1-01 Brightness Alarm
Maxitronix-20in1-02 Darkness Alarm
Maxitronix-20in1-03 Electronic Candles
Maxitronix-20in1-04 Light Alarm With Latch
Maxitronix-20in1-05 Light-Controlled Organ
Maxitronix-20in1-06 Photometer
Maxitronix-20in1-07 Shot In The Dark I
Maxitronix-20in1-08 Shot In The Dark II
Maxitronix-20in1-09 Visitor Alarm
Maxitronix-20in1-10 Speech Conductor
Maxitronix-20in1-11 Burglar Alarm
Maxitronix-20in1-12 Magnetism Detector
Maxitronix-20in1-13 Ferromagnetic Substance Detector
Maxitronix-20in1-14 Non-Touch Switch
Maxitronix-20in1-15 Glass Organ
Maxitronix-20in1-16 High-Water Indicator
Maxitronix-20in1-17 Low-Water Indicator
Maxitronix-20in1-18 Rain Detector
Maxitronix-20in1-19 Touch Buzzer
Maxitronix-20in1-20 Weather Indicator

Components

The transistors are STC945, according to ChatGPT similar models include: 2N2222, BC337, 2N3904, 2SC945, BC547.

The amplifier is a BA728.

KiCad footprints

  • Resistor_THT: R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal
  • Potentiometer_THT: Potentiometer_Bourns_3296W_Vertical

Photo