Technical Specifications

Base Device

• Components: Analogue and digital audio boards, DSP boards, controller board, fibre-optic interface boards, power supplies (redundant power supplies on request)
• Boards: Up to 60 boards per Base Device
• Signal bus: 256 buses, 24-bit floating-point format plus ancillary data
• Optical lines: 250 Mbps, SC duplex (ST optional)
• Spanning distance (max.): 1,500 meters (multimode line), up to 100 kilometers (single-mode line, available on request)
• Dimensions: 19" module frame, 1/3/6/9/12/15 U, depth: 53 cm/20.9"
• Power dissipation: 50 to 500 W (100 W typ.; system-specific)

General Audio Specifications

• Sample rates: 44.1, 48, 88.2, 96 KHz (software-controlled)
• Analogue full-scale level: 0 dBFS = 0 to 22/24 dBu (global setting)

• Port: balanced, transformer-isolated
• A/D converters: 24-bit, TrueMatch
• Dynamic range: typ. 133 dB(A) (typ.)

• Port: balanced, transformer-isolated
• D/A converters: 24-bit Delta-Sigma
• Dynamic range: 131 dB (A) ( typ.)

• Port: balanced, transformer-isolated
• A/D converter: 32-bit, TrueMatch
• Input level: 24 dBu balanced (max.)
• Input impedance: 12.5 kilohm
• Gain: 0 to 70 dB, click-free adjustment in 1-dB steps; remote-controlled
• Dynamic range: > 158 dB(A) @ 24 dBu
  
• THD&N: < 0.003% @ 24 dBu
• Functions: 48-V phantom power, four split outputs with independent subsonic filter, amplifier and phase inversion

• Formats:AES/EBU, Alesis ADAT, S/PDIF (XLR, TOSLINK optical, RCA coaxial), MADI, SDI, Sony SDIF-2, Tascam TDIF, Yamaha Y2 (MEL2), RJ45, BNC
• Sample-rate converters: standard or optional feature (board-specific)

• Port: extended 40-bit floating-point format
• Signal processors: parametric EQ, gain, delay
• Limiter, compressor, mixer, and various signal-processor modules available on request

• Serial formats: RS 232, RS 422, RS 485, MIDI, DMX
• Power-amp control : information on supported amplifiers available on request
• Relay inputs: 4 to 30 V
• Relay outputs: 0 to 24 V recommended, 500 mA (typ.)