Sennheiser EK 2012 Instructions for Use - Page 15

illustration.

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AF red A blue/ screen MKE 10- 2R -B2 Cable Unit input • Connecting the AF output The unbalanced AF signal is available at the output socket 7. This jack can be connected to audio recording units and mixer boards or to miniature headphones (e. g. HD 405 and the HZB 17 ear bow). Connection data: Connector plug: miniature coaxial socket Impedance: approx. 10 Ohms Rated load: approx.150 Ohms Output voltage at peak deviation: adjustable within a range from 40 mV to 1.5 V; adjust at potentiometer 4 (accessible after removing the cover panel). Factory setting: 1.5 V A cable prepared to make the connection is enclosed with the receiver (wiring details are shown in the illustration). The GZK 2012-1 cable, Item No. 2989, is available for use with miniature earphones. When connecting to units which supply phantom power, the DC voltage must be blocked by inserting condensers. The illustrations shows a circuit design suitable for this purpose. 14

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AF
A
red
blue/
screen
MKE
10-
2R
-B2
Connecting
the
AF
output
The
unbalanced
AF
signal
is
available
at
the
output
socket
7.
This
jack
can
be
con-
nected
to
audio
recording
units
and
mixer
boards
or
to
miniature
headphones
(e.
g.
HD
405
and
the
HZB
17
ear
bow).
Connection
data:
Connector
plug:
miniature
coaxial
socket
Impedance:
approx.
10
Ohms
Rated
load:
approx.150
Ohms
Output
voltage
at
peak
deviation:
adjusta-
ble
within
a
range
from
40
mV
to
1.5
V;
adjust
at
potentiometer
4
(accessible
after
removing
the
cover
panel).
Factory
setting:
1.5
V
14
Cable
Unit
input
•
A
cable
prepared
to
make
the
connection
is
enclosed
with
the
receiver
(wiring
details
are
shown
in
the
illustration).
The
GZK
2012-1
cable,
Item
No.
2989,
is
avail-
able
for
use
with
miniature
earphones.
When
connecting
to
units
which
supply
phantom
power,
the
DC
voltage
must
be
blocked
by
inserting
condensers.
The
illustrations
shows
a
circuit
design
suit-
able
for
this
purpose.