User manual BIAMP 21 SERIES INPUT BOARD

[. . . ] Designed for in-wall or surface mounting, with integral security cover, the IWA 250 is UL/C-UL listed and is covered by a five-year warranty. CAUTION RISK OF ELECTRICAL SHOCK. DO NOT OPEN. temp / fault amplifier signal / clip FEATURES · six balanced microphone/line level mixer input channels · two balanced/summing line level mixer input channels · high & low tone controls on each mixer input channel · independent main & aux level controls on each channel · trim control & peak indicator on each mic/line input channel · additional balanced line input for emergency page interrupt · main & aux mixer outputs with master level controls · mixer functions provided on screw-driver adjustable controls · optional VCA cards for remote control of input/output levels · 9-band graphic equalization integrated at amplifier input · patch points provided for mixer outputs & equalizer input · mixer inputs & outputs on front panel plug-in barrier strips · output taps for standard and distributed speaker systems · +48 Volt phantom power selectable for microphone inputs · "in-wall" or "surface-mount" chassis with security cover · UL and C-UL listed · RoHS compliance and AES grounding practices · covered by Biamp Systems' five-year warranty power channels 1 aux 2 aux 3 aux 4 aux 5 aux 6 aux 7 aux 8 aux +15 C UL LISTED 52SJ power US 120V~ 60Hz 900 Watts main equalizer +15 max min max min max min max min max min max min max min max min main main main main main main main main -15 -15 63 min max min max min max min max min max min max min max min max 125 250 500 1k 2k 4k 8k 16k high high high high high high high high IWA 250 Powered Mixer -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 low low low low low low low low aux HPF OFF ON AUTO MANUAL OVERRIDE -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 min max gain gain gain gain gain gain OFF OFF L / R Sum 20dB Pad ON ON OFF OFF L / R Sum 20dB Pad ON ON main aux out min max main out min max line mic line mic line mic line mic line mic line mic min max peak peak peak peak peak peak peak peak active peak 1 2 3 4 Phantom Power Phantom Power inputs 5 6 LR 7 LR S common main EQ in main out 8 Phantom Power override input aux out main out OFF OFF OFF OFF OFF OFF ARCHITECTS & ENGINEERS SPECIFICATION The in-wall powered mixer shall incorporate an 8-input/2-output mixer with emergency page interrupt, a 9-band graphic equalizer, and a 250 watt power amplifier. [. . . ] DO NOT OPEN. temp / fault amplifier signal / clip FEATURES · six balanced microphone/line level mixer input channels · two balanced/summing line level mixer input channels · high & low tone controls on each mixer input channel · independent main & aux level controls on each channel · trim control & peak indicator on each mic/line input channel · additional balanced line input for emergency page interrupt · main & aux mixer outputs with master level controls · mixer functions provided on screw-driver adjustable controls · optional VCA cards for remote control of input/output levels · 9-band graphic equalization integrated at amplifier input · patch points provided for mixer outputs & equalizer input · mixer inputs & outputs on front panel plug-in barrier strips · output taps for standard and distributed speaker systems · +48 Volt phantom power selectable for microphone inputs · "in-wall" or "surface-mount" chassis with security cover · UL and C-UL listed · RoHS compliance and AES grounding practices · covered by Biamp Systems' five-year warranty power channels 1 aux 2 aux 3 aux 4 aux 5 aux 6 aux 7 aux 8 aux +15 C UL LISTED 52SJ power US 120V~ 60Hz 900 Watts main equalizer +15 max min max min max min max min max min max min max min max min main main main main main main main main -15 -15 63 min max min max min max min max min max min max min max min max 125 250 500 1k 2k 4k 8k 16k high high high high high high high high IWA 250 Powered Mixer -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 low low low low low low low low aux HPF OFF ON AUTO MANUAL OVERRIDE -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 -12 +12 min max gain gain gain gain gain gain OFF OFF L / R Sum 20dB Pad ON ON OFF OFF L / R Sum 20dB Pad ON ON main aux out min max main out min max line mic line mic line mic line mic line mic line mic min max peak peak peak peak peak peak peak peak active peak 1 2 3 4 Phantom Power Phantom Power inputs 5 6 LR 7 LR S common main EQ in main out 8 Phantom Power override input aux out main out OFF OFF OFF OFF OFF OFF ARCHITECTS & ENGINEERS SPECIFICATION The in-wall powered mixer shall incorporate an 8-input/2-output mixer with emergency page interrupt, a 9-band graphic equalizer, and a 250 watt power amplifier. The power amplifier shall include an output transformer, and shall be capable of delivering rated power into direct or distributed speaker systems. Optional VCA cards shall allow remote control of mixer input/output levels. The mixer shall provide six electronically balanced mic/line input channels and two balanced/summing line input channels. Phantom power of +48 Volts DC shall be selectable on individual microphone inputs. Each channel shall include high & low equalization controls, and independent main & aux level controls. The in-wall powered mixer shall be UL/C-UL listed and shall incorporate AES48-2005 Grounding & EMC practices. The in-wall powered mixer shall be compliant with EU Directive 2002/95/EC, the RoHS directive. The in-wall powered mixer shall carry a five-year warranty. The in-wall powered mixer shall be a BIAMP IWA 250. Biamp Systems, 10074 S. W. Arctic Drive, Beaverton, Oregon 97005 U. S. A. (503) 641-7287 www. biamp. com IWA 250 SPECIFICATIONS Continuous Power (4 ohm direct & transformer outputs): 250 watts Dimensions (H x W x D): security cover in-wall back-box surface-mount back-box Weight: chassis + security cover in-wall back-box surface-mount back-box < 34 lbs. (7. 71kg) 28. 6" x 16. 25" x 0. 9" (726x413x23mm) 26. 6" x 14. 25" x 4" (676x362x102mm) 28. 6" x 16. 25" x 4" (726x413x102mm) Signal-to-Noise Ratio (20Hz~20kHz): > 90dB referenced to 250 watts into 4 ohm direct output Total Harmonic Distortion: 20Hz~20kHz @ 250 watts into 4 ohm direct output < 0. 2% 100Hz~15kHz @ 250 watts at transformer outputs < 1. 0% Intermodulation Distortion (SMPTE): < 0. 35% Frequency Response (20Hz~20kHz): +0/-1dB Input / Output Impedance: balanced mic/line inputs 600 ohms balanced line-level inputs 20k ohms unbalanced main & aux outputs 200 ohms unbalanced equalizer input 10k ohms Equalization: low-frequency input channel EQ ±12dB @ 50Hz high-frequency input channel EQ ±12dB @ 10kHz 9-band graphic output EQ ±15dB @ 64Hz, 125Hz, 250Hz, 500Hz, 1kHz, 2kHz, 4kHz, 8kHz, 16kHz Compliance: AES48-2005 Grounding & EMC practices EU Directive 2002/95/EC, RoHS directive UL/C-UL listed Biamp Systems, 10074 S. W. [. . . ] The in-wall powered mixer shall be a BIAMP IWA 250. Biamp Systems, 10074 S. W. Arctic Drive, Beaverton, Oregon 97005 U. S. A. (503) 641-7287 www. biamp. com IWA 250 SPECIFICATIONS Continuous Power (4 ohm direct & transformer outputs): 250 watts Dimensions (H x W x D): security cover in-wall back-box surface-mount back-box Weight: chassis + security cover in-wall back-box surface-mount back-box < 34 lbs. [. . . ]