Listen SoundConnect 2, User Manual

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8 Introduction SoundConnect 2
TM
Manual
Rear Panel
Power In
Connector for SoundConnect 2's AC power
adapter.

CAUTION - only use the AC power
adapter supplied by Listen, Inc.
Mic / Accel Channel 1 and 2

BNC connector

Biased for constant voltage or
constant current
Line In/Output Channel 1 and 2

¼” TRS jack
Externally Polarized Mic 1 and 2

Lemo 7 pin connector (1B series, type 307); compatible with externally polarized and pre-polarized
mics

Requires optional Lemo board
USB 2.0

Connect to SoundCheck system. SoundCheck Message Steps are used to control
SoundConnect 2 settings.
Chassis GND

The Chassis Ground connection should be used when encountering ground loop noise

Thumb screw accepts bare wire or standard banana plug
Lemo Connector
The following diagram details the pinout of the Optional Lemo Connectors.
1. Unused
2. Negative Input - (Differential Input)
3. Polarization Voltage: 0 or +200VDC
4. Positive Input - (Differential Input)
5. TEDS *: Serial number, type and sensitivity
information is stored in a TEDS Microphone
6. Power Supply: +15VDC (always on)
7. Power Supply: -15VDC (always on)
The dot below the connector indicates the location of the connector key.
Figure 1-1: Rear Panel
6
5 7
1
2
3 4
Power Supply -15VDC
Power 15VDC
TEDS
Positive Signal In
Unused
Polarization Voltage
Negative Signal In
Figure 1-2: Lemo Connector Pinout