Closeup of a d-sub connector with soldering cups.
Stripboard inside of the intruder alarm system controller
Closeup of the d-sub connectors on either side of the module.
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.
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.
Circuit board complete, next; solder all wires and install AVR microcontroller.
D-sub connector soldered and mounted, fitting circuit board in case.
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.
Cabling between the microcontroller circuit board, keypad, connector and LEDs in keypad module.
Entire finished keypad module.
Inside of the keypad module, showing the backside of the mounted keypad.
An inside look of the keypad module during assembly.
Light sensor; with LED display, switches, d-sub connector and light sensor TSL250R.
Front of the light sensor; with LED display, switches and light sensor TSL250R.
Inside the emergency strobe, circuit board connected to LEDs, switches and connectors.
Emergency strobe circuit board wired to LEDs, switches, connectors.
Lid on emergency strobe open, showing circuit board, wiring, LEDs, etc.
Back of the emergency strobe, with sequence selector and indicator, power and external signal connectors.
Testing the LCD with the parallel port before starting the assembly.
An inside view of the casing with AT90S2313 microcontroller, optocouplers and LEDs wired up.
Home power consumption measuring unit is connected and running some communication tests.
Front view of the completed home power consumption measuring unit.
Last check inside the unit before closing the lid, MAX232, ATtiny2313 and voltage regulator visible.
Inside of the module during assembly, ATtiny2313 microcontroller and voltage regulator installed.
Alarm disabling unit #2 complete, ready for installation.
Front view of the alarm disabling unit #2, ready for installation.
A overview of the insides of the alarm disabling unit #2. Voltage regulator has heat-sink.
Switches and connectors fitted to plastic box, with wires attached.
Front of alarm disabling unit #2, during construction.
Started assembly of the alarm disabling unit #2, LEDs and connector fitted.
Alarm disabling unit #1 complete, ready for installation.
An inside look of Alarm disabling unit #1, heat-sink for the voltage regulator is visible.
Switches and connectors fitted to alarm disabling unit #1 case, and wires attached.
Emergency strobe light complete, showing backside with on/off and sequence selector switch and indicators.
Electronics, computers, tech and other geeky stuff by Thomas Jensen aka Hebron
Content licensed under CC BY-SA 4.0.
Made in Norway
Deployed: 13 hours ago