Luc Lemmens (178)

| If ever there was a golden opportunity to move on to 16-bit microcomputing at a serious level, join Microchip, Labcenter and Elektor with th...

| This articled describes a method of pre-cleaning ROHS compliant boards to remove silver oxide deposits from copper pads and tracks.

| Metal tools, in particular screwdrivers, may become magnetic. The powerful magnets in loudspeaker drive units fitted close to the tool stora...

| It’s a reality that a newly built microprocessor board does not work spot-on, or a board gives up the ghost after many years of service. Thi...

| Large power supply reservoir capacitors have always been expensive and certainly in this category it is definitely worth the effort to try t...

| Despite their mechanical simplicity, PCB pins are surprisingly difficult to mount and solder. Frequently encountered problems (admit it!) ar...

| Occasionally there is the need to charge a battery from a laptop, mobile phone or PMR handheld using an ordinary laboratory power supply. It...

| We received a surprising tip from an amateur radio operator for the easy removal of oxide and grime from aluminium, namely with the aid of b...

| Now and again something goes amiss in a circuit: one or more components overheat, and the circuit board becomes partly charred or burnt. Suc...

| LC-displays do not come particularly cheap in electronics retail. This is particularly true for graphic displays. If the size of the display...