Transcript
10305 MR88 Mic Mixer 4pp
8/12/08
16:32
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SPECIFICATIONS INPUT IMPEDANCE
2.4kΩ differential
OUTPUT IMPEDANCE BALANCED PRE-AMP OUT
50Ω 560Ω
MAX INPUT LEVEL MIC. LEVEL LINE LEVEL
-23 dBV +16 dBV
MAX OUTPUT LEVEL
+19 dBV
MR88 DIGITAL AUTOMATIC MIXER
NOMINAL OUTPUT LEVEL AT 0 dBV ON METER PRE-AMP OUT -10 dBV BALANCED -60 dBV to +4 dBV OUTPUT GAIN CONTROL 0 to -40 dB FREQUENCY RESPONSE
20Hz to 20kHZ
2 BAND EQUALISATION ON EACH INPUT CHANNEL ADJUSTABLE OFF ATTENUATION FOR EACH CHANNEL THD+N
-70 dB
MAX NOMA ATTENUATION
20 dB
PHANTOM POWER
+48V
POWER SUPPLY
15V DC
OPERATING TEMPERATURE
0º to 40ºC
DIMENSIONS
W483mm(19”) x D215mm(8.47”) x H44mm(1.74”)
WEIGHT
Nett 1.98kg (8.6lb) Shipping 2.7kg (16lb)
Clockaudio Ltd - Headquarters 22 Arnside Road, Waterlooville, Hampshire PO7 7UP. UK Tel +44 (0)23 9225 1193 • Fax +44 (0)23 9225 1201 e-mail
[email protected]
PROFESSIONAL M I C R O P H O N E S Y S T E M S
Clockaudio North America Inc. 2891 du Meunier, Unit 103, Vaudreuil-Dorion, Quebec J7V 8P2. Canada Tel: (450) 424-9797 • Fax: (450) 424-3660 e-mail:
[email protected]
www.clockaudio.com As part of a continuous product improvement programme, we reserve the right to alter specifications without prior notice.
TheOWENagency 023 9248 6566 www.theowenagency.com
RECORD OUTPUTS FOR EACH CHANNEL
PROFESSIONAL M I C R O P H O N E S Y S T E M S
10305 MR88 Mic Mixer 4pp
8/12/08
16:32
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The input level control and priority system of this mixer makes it uniquely versatile for many diverse applications. The MR88 Mixer is ideal for places of worship, courtroom proceedings, meetings, seminars, and general
MR88 REAR PANEL VCA Connector. Provides access to the open-collector outputs and the external control inputs.
A/V applications. It could easily be set up with two
MR88 DIGITAL AUTOMATIC MIXER
The MR88 Automatic Microphone Mixer incorporates advanced DSP technology. It has been carefully designed to give outstanding performance and flexibility while maintaining simplicity of set up and use. Eight input channels, fully adjustable for microphone and line level, can be set up to be put on to either or both of the two output channels. Active input channels can be automatically detected. Each input channel can be set to a multi-level priority system.This allows “one at a time operation”, “all channels active” or combinations with chairman priorities. When no one is talking, a constant ambient sound can be maintained through the system by setting the last microphone selected to automatically stay on. Mixers may be chained together to make a large multi-source system with priority and NOMA information extending throughout. With two independent channel busses provided, the MR88 can be used as a genuine 8 x 2 mixer. FEATURES • Easy set up with LCD display of all functions and settings from front panel and by PC through RS232 socket • Fast, silent automatic microphone selection • 8 Channel mic/line inputs on XLR connectors • Record outputs for each input channel • 2 Channel mic/line outputs on XLR and RCA phono connectors • Output level LED meter • 2 Band Equalisation on each input channel • Compression • Multi-level channel priority system • Easy use with mono or stereo inputs • Dual mono or stereo outputs • Adjustable limiters on each input prevent channel overloads • Adjustable ‘off ’ attenuation of each input channel • Channel LEDs indicate active or locked out channels • Select NOMA operation on/off • Simple daisy chain set up for multiple microphone operations • 48V phantom power individually selectable for each channel • Remote VCA control and RS232 • External TTL control and monitoring of channel selection • Security mode • 1U case size, rack-mounting
prioritised stereo sources and two voice-over
RS232 Connection.
microphones for use in pubs and clubs.
What is the MR88? The MR88 is a DSP microprocessor controlled,
Link In/Out. Used for daisy chaining of multiple MR88 mixers when more than 8 input channels are required.
automatic switching, 8-channel microphone mixer. The eight microphone/line inputs are XLR-F connectors, balanced with selectable +48V DC phantom power on pins 2 and 3 for microphones.The mixer has a noninverting, XLR-M connector balanced output, and
Balanced Outputs. XLR-M connectors. Level can be set to mic-level or line-level between -60dBV and +16dBV from the front panel.
individual un-mixed, pre-amp outputs for external recording devices etc. Each channel has selectable priority settings, plus the last active microphone stays on, so that ambient sound is never muted.
RCA Outputs. Unbalanced outputs. (-10dB to the level set for the balanced outputs.)
When more than 8 microphones are required, the MR88 also has the ability to be daisy chained with other MR88 mixers via a cable link (available separately), to give a multi-mixer system.
The MR88 uses a microprocessor control and provides full set up and control of the mixer, via a user-friendly LCD interface on the front panel.This allows mixer settings to be selected and adjusted without the need to remove the case. All settings are retained, even if the mixer is disconnected from the main power supply. To prevent the mixer settings being accidentally altered or to ‘tamper proof ’ the settings, the mixer can be easily ‘locked’ with a three digit adjustable security code.
Pre-Amp Outputs. Independent, unbalanced -10dBV outputs from the input channel pre-amps for connection to recording equipment. (e.g. tape recorders.) Source Inputs. XLR-F connectors. Balanced inputs for low impedance dynamic or condenser mics, line inputs and audio equipment (CD players etc). Input level adjustable over full range from front panel. Can also supply 48V phantom power when selected from front panel. Power Input. 15V DC power supply.
Wedgwood AV Ltd
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