gfaman (37)

Door gfaman

| How to change a simple led garland into a solar power blinking one , with Louis help for the mechanical part.

Door gfaman

| This is not an USB charger ! This is a light detector, sending any ambient light change by email, receiving command by email too. All has be...

Door gfaman

| Een push/push aan/uit-schakelaar bestaat uit een drukknop die de belasting telkens wanneer hij wordt ingedrukt in-of uitschakelt. In de vori...

Door gfaman

| New version of the camel bag water level indicator based on uC instead of discrete

Door gfaman

| Bijzienden kennen het probleem maar al te goed: het aflezen van de tijd gedurende de nacht is moeilik of zelfs onmogelijk zonder bril. Daaro...

Door gfaman

| Display on a webpage a serial debug trace send by Wifi. Use an ESP32 with small olded to generate the webpage when a distant is connected

Door gfaman

| Simple IC to manage a push button as ON/OFF switch with battery level monitoring

Door gfaman

| Air pump (like CPAP) with pressure control, working with any brushless motor and ESC for breath help.

Door gfaman

| Nixie night clock with alarm with motion sensor to show the time during the night

Door gfaman

| Mini device which display PM2.5 with temperateure and humidity. Work on battery for weeks, display last measure, hourly and AQI value.