[LAU] Hum pickup in DI boxes

[Marc Lavallée]

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!"

https://www.bbc.co.uk/programmes/p00l30l1

> 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...

Marc