Paul Cordonnier (4)

| Some time ago, Elektor published a siphonic rain gauge with no moving parts, in which the water that passes when a little siphon empties is...

| Some time ago Elektor published my siphonic rain gauge with no moving parts, in which the water that passes when a little siphon empties is...

| Meteorologist electronics technicians don’t trust mechanical apparatus, which are subject to wear and hence inaccuracy. However, in the fiel...

| In principle, a water system comprises a distribution network pressurized by a 12-V pump typically drawing 5–10 A, and usually operating in...