User manual CREST AUDIO MA 540 SPECIFICATIONS

[. . . ] Specifications power output outputs speaker : line : channel 1 and 2 inputs mic : line : XLR mic : channels 3-5 inputs mic : line : RCA : inserts send : return : frequency response signal-to-noise ratio MATM 540 Mixer / Amplifier MA 540 mixer/amplifier 35 W per zone at less than 1% (60 Hz to 20 kHz with all four channels operating) 4 Ohms (direct), 8 Ohms, 25 V and 70 V (isolated) 600 Ohms balanced, 1 V RMS 2k Ohms, -54 dBu (1. 4 mV, balanced) >50k Ohm, -18 dBu (100 mV, balanced) 2k Ohm, -54 dBu (1. 5 mV, balanced) 2k Ohm, -54 dBu (1. 5 mV, unbalanced) >50 k Ohm, -18 dBu (100 mV, unbalanced) >50 k Ohm, -18 dBu (100 mV, unbalanced) 1k Ohm, 2. 21 dBu (1 Volt, unbalanced) 10k Ohm, 2. 21 dBu (1 Volt, unbalanced) MATM 540 Mixer / Amplifier SERIES 50 Hz to 20 kHz, +0/-2 dB (transformer) residual : line inputs : mic inputs : 90 dB below rated power (channel down, master full up) 90 dB below rated power (controls nominal, 2k Ohm terminated) 82 dB below rated power (controls nominal, 150 Ohm terminated) ±10 dB at 100 Hz ±10 dB at 10 Hz tone controls low EQ : high EQ : Features · Five input channels · Four zones · 35 Watt output per zone · Two XLR low-Z mic inputs (balanced) · Detachable input connector for low-Z mic and high-Z line on each channel · Signal LED indicator for each channel · Channel level control at 35 W RMS continuous and shall provide a 4 Ohm direct output and transformer isolated 8 Ohm, 25 V and 70 V outputs. [. . . ] Additionally, channels on and two have recessed screwdriver controls for back-ground music "ducking" threshold and hold-time adjustments. Each zone has a master level control, signal presence and clipping LED indicator, and detachable screw terminal connections for preamp out/power amp in and balanced line output. Each zone power amp is rated at 35 W PMS and provides 4 Ohms (direct output), 8 Ohms, 25 V and 70 V (transformer isolated outputs). controls ch. 1 and 2 : level, low EQ, high EQ, four assign switches, signal presence, LED muting threshold and adjustable release time. 3-5 : level, low EQ, high EQ, four assign switches and signal presence LED masters 1-4 : level, signal presence and clipping LED power supply internal, 120 V AC at 60 Hz 375 Watts all channel at full power 175 Watts all channel at 1/8 power five-amp fuse dimensions (H x W x D) net weight 5. 25" x 19" x 15" (13. 3 cm x 48. 3 cm x 38. 1 cm) 34 pounds (15. 4 kg) music "ducking" threshold and hold time adjustments. Channels three through five shall be configured for use as background music feeds with dual (paralleled) RCA jacks and detachable screw terminal inputs (high and low-Z). All five channels, however, are capable of being used with mic or line level sources. Each zone shall have a master level control, signal presence and clipping LED indicators, and detachable screw terminal connections for preamp output/power amp input and balanced line output. [. . . ] Fair Lawn, NJ 07410 TEL: 201. 909. 8700 FAX: 201. 909. 8744 www. crestaudio. com · Externally accessible main fuse Specifications MATM 540 Mixer / Amplifier Specifications MATM 540 Mixer / Amplifier MA 540 Distortion at 35 Watts MA 540 Dimensions 43. 2 cm 19. 00" % TOP 13. 3 cm 15. 00" 13. 3 cm 5. 25" FRONT SIDE Hz MA 540 Block Diagram Clip LED ZONE ONE Effects Loop Power AMP 35 Watts RMS Outputs MA 540 Frequency Response Mic Input Assignment Switches Signal LED Link Switch Outputs X-Former XLR Mic Preamp Level Two Band EQ Clip LED CHANNEL ONE ZONE TWO Effects Loop Power AMP 35 Watts RMS Outputs Signal LED Mic Input Link Switch Assignment Switches Clip LED XLR Output X-Former ZONE THREE Mic Preamp Level Two Band EQ Effects Loop Signal LED Link Switch Output X-Former dBr Power AMP 35 Watts RMS CHANNEL TWO Assignment Switches Clip LED ZONE FOUR Effects Loop Power AMP 35 Watts RMS RCA Mic Preamp Level Two Band EQ Signal LED Link Switch Output X-Former CHANNEL THREE THRU FIVE Hz [. . . ]