Hackaday (unofficial) April 16, 2023 9:00pm A Low-Noise Amplifier to Quantify Resistor Noise #hardware #mischacks #johnsonnyquist #lna #noisemeasurement #spectrumanalyzer #hackaday posted by pod_feeder_v2 A Low-Noise Amplifier To Quantify Resistor Noise Noise is all around us, and while acoustic noise is easy to spot using our ears, electronic noise is far harder to quantify even with the right instruments. A spectrum analyzer is the most convenie…
Hackaday (unofficial) April 2, 2022 3:00am Using a Vacuum Diode to Make The Cleanest Noise Source You’ve Ever Seen #radiohacks #noisemeasurement #noisesource #vacuumdiode #hackaday posted by pod_feeder_v2 Using A Vacuum Diode To Make The Cleanest Noise Source You’ve Ever Seen Noise is an annoying but unavoidable part of any engineering project. Fixing noise issues is hard enough, but even just measuring how much noise an amplifier adds to your signal is tricky without p…