Beyerdynamic Opus Mix 31 Operating Instructions

mum of 3 condenser microphones (e.g. Opus 86). It allows operating the microphones in conjunction with a wireless micro- phone system or a wired power supply unit. The Opus Mix 31 is powered by a 9 V alkaline battery. The operating time is approximately 70 hours. The volume of the connected microphones can be controlled with the appropriate volume controls to compensate different levels between treble and bass with accordions or voice and instrument. The Opus Mix 31 provides a 4-pin mini XLR output (female) to connect to a beltpack transmitter (e.g. TS 100 Mk II, TS 300 or TS 800 (M) or a wired power supply unit (e.g. CV 18). FEATURES • Supply of 3 condenser microphones (back electret) • Powered by a 9 V alkaline battery • Individual volume control for each microphone input • On/Off switch • Power LED SUPPLIED ACCESSORIES 4 x adhesive Velcro® pads OPTIONAL ACCESSORIES CV 18 Pre-amplifier, 4-pin mini XLR (male) - 3-pin XLR (male), for the wired operation of Opus 86 or Opus Mix 31 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Order # 475.378 Germany Theresienstr. 8 D-74072 Heilbronn Tel. +49 (0 )71 31 / 6 17-0 Fax +49 (0 )71 31 / 617-224 E-mail: [email protected] Internet: www.beyerdynamic.de United States 56 Central Ave. Farmingdale, NY 11735 Tel. +1 (631) 293-3200 Fax +1 (631) 293-3288 E-mail: [email protected] Internet: www.beyerdynamic.com Great Britain 17 Albert Drive Burgess Hill RH15 9TN Tel. +44 (0)1444 / 258 258 Fax +44 (0)1444 / 258 444 E-mail: [email protected] Internet: www.beyerdynamic.co.uk Opus Mix 31 Mini Mixer Order # 481.866 Opus Mix 31

E2/beyerdynamic)))) Opus Mix 31 / (10.05) TECHNICAL SPECIFICATIONS Supply voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 volts Max. current consumption . . . . . . . . . . . . . . . . . . . approx. 6.5 mA Operating time . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 70 hours (500 mAh capacity) Connection microphones . . . . . . . . . . . . . . . . . . . . 4-pin mini XLR (male) for all .18 microphones Frequency response . . . . . . . . . . . . . . . . . . . . . . . . 20 Hz - 23 kHz Gain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +6 dB Unweighted signal-to-noise ratio . . . . . . . . . . . . . > 95 dB Range of input attenuator. . . . . . . . . . . . . . . . . . . > 95 dB Max. input level . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.8 Veff / +11 dBu T.H.D. at 300 mV input voltage . . . . . . . . . . . . . . . < 0.2% Output impedance . . . . . . . . . . . . . . . . . . . . . . . . . 20 Ω Min. load impedance . . . . . . . . . . . . . . . . . . . . . . . 1 kΩ Dimensions (L x W x D) . . . . . . . . . . . . . . . . . . . . . . 92.5 x 61.5 x 21.6 mm Weight. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155 g CONNECTION 3-Wire Electret Condenser Microphone Capsule e.g. Opus 54.18, Opus 55.18, Opus 56.18, MCE 7.18 e.g. MCE 5.18, MCE 10.18, MCE 60.18 2-Wire Electret Condenser Microphone Capsule Dynamic Microphone Electric Guitar Line-in (impedance 8Ω, attenuation 10 dB)