Am 2022-07-13 4:10, schrieb glenlist via time-nuts:
Oh and now LED lights overhead your bench which are driven at 5-50kHz are are next new coupling of noise into your open bench circuits !!!
The LED ringlight on my microscope creates 57KHz noise peaks when I have an unshielded low noise amplifier under it. Immediately visible on the scope, let alone the FFT-analyzer. Gerhard _______________________________________________ time-nuts mailing list -- time-nuts@lists.febo.com To unsubscribe send an email to time-nuts-le...@lists.febo.com
