| The operation and maintenance (O&M) costs of offshore wind farms contribute significantly to the energy generation costs. Reliable estimates...
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| On the cover of an old copy of Elektor in large print it states: ‘Equipment is only as good as its power supply’. Even though that particula...
| The previous applications we presented for E-blocks made use of fairly elementary data input/output modes: switches or photo-electric barrie...
| When listening to your favourite CD, any audiophile will at some occasion realise that the CD concerned used to sound better during the prev...
| Circuits that convert a DC supply into a 50 Hz AC supply are called inverters. Commercial units are notable for their small size, high effic...
| A solution using two diodes followed by a 4 times voltage multiplier in the form of a cascode rectifier.
| There are many situations where two or more pieces of equipment are used together and to avoid having to switch each item on separately or r...
| The vacuum cleaner must be switched on when a grinding or sawing tool is switched on and as the operator's attention must be directed t...
| Sure, there are many ways to power an LED from the mains. However, in good philosophical (and GPRS) tradition, the shortest way to success o...
| This circuit was designed to ‘baby-sit’ SLA (sealed lead-acid or ‘gel’) batteries using freely available solar power. SLA batteries suffer f...