AKG CK 61-ULS Bedienungsanleitung Seite 17

Powering
The C 480 B preamplifier may be powered in phan-
tom technique according to IEC 60268-4. These stan-
a) circuitry incorporates input transformer with
centre tap (ungrounded)
dards specify a positive voltage on the audio lines
versus the screen of the audio cable of 48 volts.
The two possible wiring methods are shown below:
17