| Last year, we published a high-quality, variable-frequency audio notch filter. To complete a typical test lab setup for measuring audio equi...
All items tagged with Analog and Test & Measurement (15)
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| This test board lets you evaluate audio opamps and various resistor types under identical conditions. Now with support for Through-Hole and...
| ESP32's ADC suffers from poor response at low voltages, causing non-linearity. This project introduces a summing amplifier circuit to linear...
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| When was the last time you saw an analog meter in a piece of equipment? Everything these days has digital displays, and while these can be v...
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| Back in 2024, we introduced a high-quality variable-frequency audio notch filter. Now, we present a high-performance audio frequency generat...
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| A high-quality sine wave signal at 1 kHz is essential for measurements on audio electronics. Digital equipment still does not quite come clo...
| If frequencies and/or times have to be recorded in complex measurement setups and the results have to be related to each other accurately an...
| If frequencies and/or times have to be recorded in complex measurement setups and the results have to be related to each other accurately an...
| When performing measurements away from your electronics workbench, a portable instrument is exceedingly convenient, particularly if you have...
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| When performing measurements away from your electronics workbench, a portable instrument is exceedingly convenient, particularly if you have...