All items tagged with analog and Test & Measurement (16)

9-03-2026 | Operational amplifiers in analog circuits typically use negative feedback. However, phase shifts in the feedback loop can cause instability,...

1-07-2025 | Last year, we published a high-quality, variable-frequency audio notch filter. To complete a typical test lab setup for measuring audio equi...

28-05-2025 | This test board lets you evaluate audio opamps and various resistor types under identical conditions. Now with support for Through-Hole and...

21-05-2025 | ESP32's ADC suffers from poor response at low voltages, causing non-linearity. This project introduces a summing amplifier circuit to linear...

1-05-2025 | 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...

10-03-2025 | Back in 2024, we introduced a high-quality variable-frequency audio notch filter. Now, we present a high-performance audio frequency generat...

1-07-2024 | A high-quality sine wave signal at 1 kHz is essential for measurements on audio electronics. Digital equipment still does not quite come clo...

13-05-2024 | 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...

1-05-2024 | 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...

28-12-2020 | When performing measurements away from your electronics workbench, a portable instrument is exceedingly convenient, particularly if you have...