FEATURES
Gooseneck microphone with Sennheiser
super-cardioid capsule
DSP limiter
Modern industrial design, hidden cable
connections
High-performance twin loudspeakers
Convenient cabling via RJ45 sockets
Strain relief available for fixed
installations
Chairperson control keys to cancel/mute
microphones
Premium quality made in Germany
ARCHITECT’S
SPECIFICATIONS
A digital desktop discussion microphone unit
is provided for use as a chairperson version for
use with the a central control unit. The digital
desktop discussion microphone unit connects to
the central control unit via the network using
industry standard Category 5 cabling (24 AWG).
The unit shall provide two buttons as control
keys to cancel/mute microphones. The unit
shall include a 15.47” long gooseneck micro-
phone with a super-cardioid capsule. A 3.5mm
headphone output jack shall be included. Twin
loudspeakers are provided in a top-mounted
orientation. RJ45 jacks for connection are pro-
vided by hidden connections beneath the unit;
optional strain reliefs are provided for fixed
installations. The audio signal path shall inclu-
de a digital signal processor limiter. Operating
voltage shall be 35vDC to 52.8vDC. Maximum
power consumption shall be 3.8W. Total har-
monic distortion shall be a maximum of 0.03%
at 50mW/16 Ohms. Operating temperature
shall be +10°C to +40°C. The unit dimensions
shall be, without gooseneck microphone, 7.28”
x 2.48” x 5.51” (WxHxD). Weight shall be
approximately 1.5 lbs. The digital desktop
chairperson discussion unit shall be manufactu-
red by Sennheiser and shall be type ADN C1.
The ADN C1 digital chairperson unit of the
Sennheiser Audio Distribution Network offers high
speech-intelligibility in a modern design. The goose-
neck microphone is equipped with a super-cardioid
capsule that attenuates unwanted ambient noise
efficiently. A twin-loudspeaker system guarantees a
homogenous sound level in the meeting room. The
cabling of the units, which is done by CAT5 cables and
hidden connections can be optionally secured with
strain reliefs for fixed installations.
TECHNICAL DATA
Operating voltage................................................ 35 V to 52,8 V DC
Power consumption ............................................max. 3,8 W
Pick-up pattern ....................................................Super-cardioid
THD, total harmonic distortion .........................0,03 % at 50 mW/16 O
Operating temperature ......................................+10°C to +40°C
Dimensions (W x H x D) .......................................185 x 63 x 140 mm
(without gooseneck)
7,28“ x 2,48“ x 5,51“
Weight ...................................................................approx. 700g / 1,5 lbs
Delivery includes:.................................................ADN C1 Chairperson unit,
Quick-Guide
ADN C1digital chairperson unit
