| An external timebase calibrator is a useful accessory for any oscilloscope it provides precise, visible time markers on the scopes horizonta...
| An external timebase calibrator is a useful accessory for any oscilloscope it provides precise, visible time markers on the scopes horizonta...
| Modern, good-quality multimeters have a hold function that enables a measurand to be read even after the test prods have been removed. The p...
| Voltmeters with LED display are very useful instruments for repair and maintenance work on electronic equipment. Unfortunately, their reso...
| The set frequency of inexpensive frequency or function generators is often indicated by a simple scale on the tuning knob, which is not no...
| Strictly speaking, noise is a composite of a great number of signals at many, varying frequencies. It is a random quantity which gener...
| Many experts in the field query the use of sinewave signals to test amplifiers and other audio gear. Although a rectangular signal is i...
| The circuit in the diagram was originally designed to monitor an oscillator, but can also be used as a general-purpose level indicator f...
| One of the drawbacks of a threepin voltage regulator is that the input voltage needs to be 2.5–3 V higher than the output voltage. This...
| A metronome is and remains an indispensable tool for musicians, beginners and professionals alike. In addition to the time-honoured t...
| This function generator is traditional in as far as it consists of a comparator, an integrator and a triangle/sine wave shaper. However,...