Cryocooler P53

measured near Cryocooler P53 jpg

measured in 6 situations

situation

small cryocooler

big cryocooler

FFU filters & fan for EXC chamber

1

off

off

on

2

on

off

on

3

on

on

on

4

on

on

off

5

off

off

off

Situation 6 is situation 5 with an ele-mag protection sheet

The peak of the noise is around 112.5 MHz.

0-250 MHz

0-5 MHz

50-150 MHz

110-115 MHz