| Even an IC that has clocked up some fifty years on the market is not necessarily hopelessly obsolete. A case in point is that several semico...
| Even an IC that has clocked up some fifty years on the market is not necessarily hopelessly obsolete. A case in point is that several semico...
| Many active crossover filters have been published over the years and almost without exception they contain many, and often expensive, compon...
| 2 sided FR4 PCB that implements a configurable op-amp circuit for single SOT23-5 amplifiers and 0805 passive components and 0.1inch grid pin...
| Here is an all-analog, all-through-hole, cheap & cheerful preamplifier for that perennial problem of getting the microphone amplification ju...