Tesira EIOC-4 CK 4-Channel Expander Input/Output Card

Biamp Tesira EIOC-4 CK Two-Channel Mic/Line Input and Two-Channel Mic/Line Output Card for EX-MOD (Card Kit)
The Tesira EIOC-4 CK is an expansion card designed for the Tesira EX-MOD and compatible Tesira amplifiers, providing two channels of balanced mic/line input and two channels of balanced mic/line output. Ideal for professional AV installations, this card enables seamless integration of microphones, line-level sources, and output connections to external devices, ensuring high-quality audio performance in a variety of applications.

Versatile Input and Output Capabilities
The EIOC-4 CK offers two channels of balanced mic/line input and two channels of balanced mic/line output, making it a flexible choice for AV system integrators. Whether used for connecting microphones, line-level devices, or sending signals to amplifiers and recording systems, this expansion card provides reliable audio processing in conference rooms, auditoriums, and other professional environments.

Software-Controlled Audio Processing
Fully integrated with Tesira software, the EIOC-4 CK allows precise control over input gain, level adjustments, mute functions, and signal inversion. The input gain is adjustable in 6 dB increments from 0 to 66 dB, ensuring compatibility with a wide range of audio sources. The software interface also provides comprehensive configuration options for both input and output settings.

Phantom Power and Output Reference Level Selection
For enhanced microphone compatibility, the EIOC-4 CK features +48V phantom power on the input channels, making it ideal for use with professional condenser microphones. Additionally, selectable full-scale output reference levels, including 24 dBu, 18 dBu, 12 dBu, 6 dBu, 0 dBu, and -31 dBu, ensure optimal signal performance when interfacing with various audio equipment.

Reliable Performance and Compliance
Designed for long-term reliability, the Tesira EIOC-4 CK is RoHS compliant and AES grounded, meeting industry standards for professional AV installations. Covered by Biamp’s five-year warranty, this expansion card provides dependable performance for critical applications. It also complies with the United States Trade Agreement Act (TAA), making it eligible for GSA Schedule contracts and government procurement.