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Specification Sheet

    
AUDIO INPUT AND OUTPUT

 Input maximum level ........ : +24dBu
 Input impedance ............ : 10K ohms or greater
 Output maximum level ....... : +24dBu
 Output impedance ........... : 100 ohms or less

     
FREQUENCY RESPONSE

 20Hz to 30KHz or better, +0dB, 3dB down 
 any single input to any single output


NOISE

 80dB S/N ratio or better, +0dBu reference input signal,
 any single balanced input to any single balanced output


TOTAL HARMONIC DISTORTION

 0.05% THD or better,
 any single balanced input to any single balanced output


DIGITALLY-CONTROLLED AUDIO MIXER

 configurations ............. : 8x16, 16x8, 32x4, 4 discrete 8x4 (stock)
                                16x16, 32x8, 32x16 with expansion options
 attenuation ................ : 0dB to 63dB
 resolution ................. : 1dB (64 steps)


DIGITALLY-CONTROLLED INPUT TRIM

 gain ....................... : at least 12dB
 resolution ................. : 1dB (64 steps)


INTERNAL ANALOG-TO-DIGITAL CONVERTER (FOR DIGITAL VU METER)

 adc resolution ............. : 8 bits
 adc acquisition range ...... : -10dBu to +18dBu +/- 1dB
 adc acquisition points ..... : all audio inputs (post-buffers)
                                all audio outputs (pre-drivers)


CONNECTORS

 AUDIO INPUT MODULES (4 MODULES TOTAL)

 bal/unbal input module ... :  (8) tip-ring-sleeve 1/4" phone jacks

 
 AUDIO OUTPUT MODULES (2 MODULES TOTAL)

 unbalanced output module . :  (8) tip-sleeve 1/4" phone jacks
 balanced output module ... :  (8) panel-mount 3-pin male XLR/Cannon


 PERMANENT

 RS232/422 control ........ :  (1) female 9-pin D-sub, wired DCE
 power .................... :  (1) IEC, with EMI/RFI filter & fuse


CONTROLS

 power .................... :  (1) panel-mount rocker switch


INDICATORS & DISPLAYS

 power .................... :  (1) T1-3/4 green LED
 RS232/422 link data ...... :  (1) T1-3/4 bicolor yel/grn LED
 multi-function display ... :  (1) backlit LCD,
                                   40x2 alphanumeric characters


ENCLOSURE

 dimensions ............... : 19 inches wide (EIA rack)
                              5.25 inches tall (EIA 3 RU)
                              14 inches deep max
 front/rear panel material  : aluminum
 other panel material ..... : steel, top and bottom vented
 module plate material .... : aluminum 
 case color ............... : satin black
 module plate color ....... : satin black
 external component layout  : as in diagrams below
 panel artwork ............ : single color silkscreen, white,
                              as in diagrams below


CONSTRUCTION

 Liquid crystal display shall be covered by transparent acrylic
 or equivalent material.  PC board mount connectors shall be
 used for all back panel connections.  These connectors
 shall also be mounted to the panel for additional strength. 


MARKETING

 target retail price ... : $2000 for the base unit, including:
                              32 balanced/unbalanced line inputs
                               8 unbalanced line outputs
                               8 balanced line outputs
                               4 quad mixer modules
                                 (8x16, 16x8, 32x4, 4x8x4 mixer modes)
					       
			
                                          
 additional modules .... :  8 output balanced board (replace one existing)
                            8 output precision balanced board (replace one)
                            8 output unbalanced board (replace one)
                            quad mixer module to expand system
                               4 additional brings system to 16x16 and 32x8
                               12 additional brings system to 32x16
                            8 input equalizer board, 3-band
                            8 input equalizer board, 4-band (2-parametric)
                            DSP effects module

                            modules are installed internally and via
                              back-panel brackets.


Steve Richardson 2000-07-06
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