Power Supply; Phantom Powering With Balanced Inputs - AKG C535 EB User Instructions

Reference condenser vocal microphone
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3

Power supply

The AKG C535 EB has been designed for phantom powering
according to IEC 61938. These standards specify a positive voltage
of 12, 24 or 48 volts on the audio lines versus the cable shield.
3.1

Phantom powering with balanced inputs

The following connection diagrams are recommended:
microphone
Figure 2: Input circuitry incorporating transformer with center tap (ungrounded).
microphone
Figure 3: Input circuitry incorporating transformer without center tap
(ungrounded).
C535 EB MANUAL
output
input
b
3
3
3
2
2
1
1
1
2
a
screen
output
input
b
3
3
3
2
2
1
1
1
2
a
screen
PowER SUPPLy
ampli er
b
a
screen
Rv
ampli er
b
a
screen
2x Rv
2x Rv
Phantom
powering
with balanced
inputs
~
+B
~
+B
29

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