A school project from when I attended technical college, a portable alarm system with motion and smoke sensors and a camera.
A fuse, indicator LED and switch for the kitchen cabinet LED lights.
I made a simple box with a switch and fuse for the kitchen cabinet LED lights, this is the inside.
A portable voltage regulator, converts 9 to 20 VDC to 5V.
Ground on the Arduino board, connected to the LEDs.
Outputs on the Arduino board, connected to the LEDs.
Lync status light ready and in use on desk, greens means available :)
Red LED lit on the Lync status light.
Green LED lit on the Lync status light.
USB connection on the Lync light.
Front of the Lync status light, all done.
Inside the Lync light, LEDs connected to the Arduino board.
Inside the Lync light, wires connected to the Arduino board.
Front of the Lync status light, with the LEDs mounted in the LED holders.
The soldered LEDs are mounted in the LED holders on the Lync light.
An inside view of the Lync light box, LED holders installed and opening for USB cable cut.
Front of the Lync light box during construction.
Chromed metal LED holders installed on the Lync light.
Attached rubber feet below the Lync light, to make it stable on the desk.
Arduino board mounted inside the Lync light box.
Relay box with 5 volt relay, fuse and LED indicators.
Simple controlling unit with two optocouplers and a 555 timer.
Home build input and output tester with 6 channels. Shows if input gets a positive (green) or negative (red) signal.
Home made test power with 5 and 12 volts, ESD ground and laboratory connectors.
Closeup of a d-sub connector with soldering cups.
Closeup of the intruder alarm circuit board, with AVR ATtiny2313 microcontroller.
Closeup of the input resistors on stripboard.
Closeup of the output transistors, base resistors and pin headers.
Stripboard inside of the intruder alarm system controller
Closeup of the stripboard and AVR ATtiny2313 microcontroller.
Closeup of the d-sub connectors on either side of the module.
Closeup of the AVR ATtiny2313 microcontroller and stripboard.
Inside intruder alarm, all components installed.
Intruder alarm side view of connector, LEDs and fuse.
Intruder alarm unit complete.
Front of the intruder alarm module.
Closeup of the LEDs in front of the intruder alarm module.
Intruder alarm module installed and connected.
Circuit board fitted inside box, AVR ATtiny2313 shown.
Wiring and connecting the circuit board inside the intruder alarm.
Front of the intruder alarm during construction.
Inside the intruder alarm during construction, closeup of LEDs and connectors.
Ready to install the circuit board inside the intruder alarm module.
A whole bunch of different modules I've made over the years.
Storage is important, shelves and component storage.
4-pin connector for RGB LED.
Inside the mood light controller, showing ATmega8 microcontroller.
Mood light controller power jack connector.
Inside the mood-light controller, circuit board with ATmega8 microcontroller.
Inside the mood-light controller, DIL-switch and fuse on circuit board.
Inside the mood-light controller, showing ATmega8 microcontroller.
Mood-light controller with lid removed, circuit board visible.
Mood-light controller complete, showing the plastic box.
Mood-light controller in use, power connected through relay.
Sound alarm controller is complete, mounted and connected.
Testing all I/Os on the sound alarm module.
Circuit board complete, next; solder all wires and install AVR microcontroller.
D-sub connector soldered and mounted, fitting circuit board in case.
Testing mood light controller, with LEDs connected.
Circuit board in keypad module; containing ATtiny2313 microcontroller.
Wires connecting the different parts of the keypad module to the circuit board and microcontroller.
Wires soldered to a DB9 connector for power and external signals in keypad module.
Showing the circuit board in keypad module with ATtiny2313 microcontroller.
Cabling between the microcontroller circuit board, keypad, connector and LEDs in keypad module.
Showing the indicator LEDs with resistors from inside the keypad module.
Closeup of the indicator LEDs on the front of the keypad module.
Closeup of the keypad component installed in the keypad module.
Entire finished keypad module.
Close up of the front of the keypad module.
Keypad module mounted and in use, connected with DB9 cable.
The keypad finished, installed, connected and in use.
Assembly finished; showing the inside of the keypad module. ATtiny2313 connected to the keypad.
Inside the keypad module, showing the LEDs with resistors.
Inside of the keypad module, showing the backside of the mounted keypad.
A close look at the circuit board for the keypad, with ATtiny2313 microcontroller.
Electronics, computers, tech and other geeky stuff by Thomas Jensen aka Hebron
Content licensed under CC BY-SA 4.0.
Made in Norway
Deployed: 2 days ago