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Film-Tech The information contained in this Adobe Acrobat pdf file is provided at your own risk and good judgment. These manuals are designed to facilitate the exchange of information related to cinema projection and film handling, with no warranties nor obligations from the authors, for qualified field service engineers.
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Multiplexer Q u a l i t y C i n e m a P r o d u c t s Ultra Stereo Labs, Inc. • 181 Bonetti Drive San Luis Obispo, CA 993401 Telephone 805.549.0161 • e-mail usl@uslinc.com...
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LTRA TEREO Limited Warranty Ultra Stereo Labs , Inc. warrants that the MMP-10 will be free from defects in material and workmanship under normal usage for a period of ninety (90) days after its purchase new from an authorized dealer. Our...
MMP-10 I NSTRUCTION ANUAL LTRA TEREO MMP-10 Features Four laboratory grade test microphones. Each microphone is calibrated with its multiplexer to insure utmost accuracy. PUSH PUSH PUSH PUSH SWITCH SWITCH SWITCH SWITCH CRAFT CRAFT CRAFT CRAFT (Top View) Individual microphone selection or sequential scan.
On powerup, only microphone one is amplified and routed through the MMP-10 to your analyzer. The remote switch at the analyzer end of the MMP-10 cable permits selection of other microphones. Pressing the switch once selects microphone two. Press it again and microphone three is selected;...
LTRA TEREO Initial Calibration The first time you use your new MMP-10, you should set the output level to match the single microphone supplied with your analyzer. To accomplish this find a suitable location and set up your analyzer with its own microphone.
(Figure2). Insert the micro- phone connectors into the appropriate jacks on the MMP-10. Connect the audio cable to the MMP-10 and switch the unit on. The red LED for microphone one will be on. Be sure to position the MMP-10 so you can view the LED display from the booth.
MMP-10 I NSTRUCTION ANUAL LTRA TEREO Ideal Microphone Placement Mic.1 Mic.2 Mic.3 Mic.4 Power Low Battery Indicator Projector icrophone ultiplexer Analyzer MMP-10B Q u a l i t y C i n e m a P r o d u c t s...
Low Battery Indicator Low battery voltage can cause the unit to not switch properly, and may cause measurement errors. To avoid this, the MMP-10 incorporates a low battery sensing circuit. When the battery voltage drops too low, the unit will reset to microphone one, and the red LED will blink.
Pin 3 (-) 33µf NP MMP Adapters The MMP-10 output is a 3–pin female XLR connector. Included is an adapter to a 3–pin male XLR connector (MMP-ADS). Other adapters are available to convert to almost any analyzer or sound processor:...
MMP-10 I NSTRUCTION ANUAL LTRA TEREO Specifications (1K ohm load on each leg of the balanced output) Nominal microphone input level: -54 dB (2mv) Maximum output level: -27 dBV (43mV) adjustable Output impedance: 2K ohms Number of microphone channels: 4...
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MMP-10 I NSTRUCTION ANUAL LTRA TEREO Ultra Stereo Labs, Inc. 181 Bonetti Drive San Luis Obispo, CA 93401 USA Q u a l i t y C i n e m a P r o d u c t s Telephone 805.549.0161...