| The two-finger organ is a musical instrument for adepts and is just about as difficult to play as a Theremin.
| The two-finger organ is a musical instrument for adepts and is just about as difficult to play as a Theremin.
| Researchers in the United States have built a Bluetooth chip that is extremely small and very low power. It would operate for 11 years (!) f...
| As one of the oldest editors at Elektor I have witnessed with horror the decline of knowledge about, and precise expressivity about, passive...
| To keep the circuit simple as well as compact, it was decided to use a chip made by Maxim Integrated Products, the MAX2606. This IC from the...
| An ohmmeter or capacitance meter will not measure anything across a quarzt crystal, since it will have a resistance of several megohms (MO)...
| To determine whether two capacitances are equal or not, the comparator measures the change in period of a triangular oscillator into who...
| The stabilizer presented here enables the precise tuning of HF oscillators for up to 100 MHz if these have a frequency control input. Tha...
| 48 from an idea by R Shankar When designing oscillators, it is good practice to ensure minimum capacitance of the active element(s), since a...
| with moving-coil instrument An LC meter is undoubtedly in- dispensable to anyone involved in h.f. techniques. The present design accepts the...
| The performance of varicaps is im- proved when the voltage across them is increased. Besides better inter- modulation rejection, a 30 V circ...