[LAU] Hum pickup in DI boxes

Marc Lavallée marc at hacklava.net
Wed Jun 9 04:03:52 CEST 2021

Le 2021-06-08 à 17 h 05, David Kastrup a écrit :

> Puts me back when a physics professor in a lecture did not get a
> volunteer for entering a Faraday cage connected to a band generator
> producing impressive sparks and then went in himself.

"Prof Jim Al-Khalili survives nearly a million volts of electricity!"


> That was at a time when Lavalier microphones were not yet customarily
> wireless...
> Static electricity, sure, and the assistant stopped the band generator
> almost immediately again.  It didn't help getting volunteers...

Professors have special powers: they know...


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