Microphone Connection - sauter KERN SW 1000 Instruction Manual

2.2 Microphone connection

The TNC connector at the top of the sound pressure gauge is for connecting the
microphone and preamplifier (microphone and preamplifier are usually mounted
together in one housing). The TNC connector is a threaded coaxial connector.
The SW 1000 measuring instrument is equipped with a class 1 microphone, the SW
2000 measuring instrument with a class 2 microphone:
10 SW-BA-e-2020