Руководство по эксплуатации Yamaha R112C

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SPEAKER SYSTEMS
R112/R112C
R115/R115C
R215/R215C
R12M/R12MC

R15M/R15MC
SUBWOOFER
R118W/R118WC
Owner’s Manual

Thank you for choosing a YAMAHA speaker system.

In order to take full advantage of the superior

performance and features provided by these

speakers while ensuring maximum reliability and

longevity we urge you to read this manual
thoroughly before setting up and using your
speakers. Also, please keep the manual in a safe
place for future reference.
Contents

Preca

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Precautions WARNING In case an abnormality occurs during operation • If you notice any abnormality, such as smoke, odor, or noise, turn the power amp off immediately. Remove the power cord from the AC outlet. Consult your dealer for repair. Using the unit in this condition is a fire and electrical shock hazard. CAUTION Installation Operation • When choosing a location for your speakers, avoid the fol- • To avoid damage to your speakers and other parts of your sys- lowing: tem, when you turn o

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To protect your speakers Poly Switch When choosing a power amplifier to use with your All full-range loudspeakers are fitted with a self-reset- speakers, make sure that its power output matches the ting poly switch that protects the high-frequency driver speakers’ power capacity (refer to the Specifications on from damage caused by excessive power. page 7). Even if the amplifier’s power output is lower If a loudspeaker cabinet loses high-frequency output, than the speakers’ PGM (program) power c

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Connection Examples ■ Full-range Connection Each speaker features three input/parallel connectors – two 1/4" phone jacks and one Neutrik NL4MP connector. Use either a phone jack or the Neutrik connector to receive input from your sound system/power amplifier. One of the spare connectors can be used to parallel-connect an additional speaker (keeping in mind the impedance considerations mentioned below). Neutrik Phones NL4MP DAISY-CHAINED MIXING GRAPHIC POWER CONSOLE EQUALIZER AMPLIFIER L L L

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■ Using a Channel Divider and Subwoofers Using a channel divider in a multi-way system like the one shown in the diagram can provide superior dynamic range and overall sound quality. The channel divider divides the line-level audio from the preamplifier or mixing console into separate frequency bands that are then sent to separate power amplifiers. The power amplifiers drive speaker systems selected for optimum performance in the corresponding frequency ranges. SPEAKER SYSTEMS TWO-CHANNEL P

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■ Neutrik NL4FC Plug Wiring If you will be using the Neutrik 2– (NO USE) connectors for speaker input, wire the plugs as shown to the right. Be sure to 2+ (NO USE) 1+ : HOT(+) use proper speaker cable – NOT shielded instrument or line cable – for all 1– :COLD (–) speaker connections. Neutrik NL4FC connector ■ Speaker Cable Selection Speaker cables must carry a significant amount of current in order to drive a high-power speaker system. For this reason it is important to use heavy-gauge spea

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Specifications R118W/ Model R112/R112C R12M/R12MC R115/R115C R15M/R15MC R215/R215C R118WC Type 2Way Bass reflex Bass reflex Speaker Unit LF 12" Cone 15" Cone 15" Cone × 2 18" Cone HF 1.75" v.c.Comp. Driver — Frequency Range 40 Hz - 20 kHz 35 Hz - 3 kHz 55 Hz - 20 kHz (–10 dB) 50 Hz - 20 kHz (–10 dB) (–10 dB) (–10 dB) Power NOISE* 200 W 250 W 500 W 250 W Capacity PGM 400 W 500 W 1000 W 500 W MAX 800 W 1000 W 2000 W 1000 W Nominal Impedance 8 ohms 4 ohms 8 ohms Sensitivity 97 dB SPL 97 dB SPL (1W,1

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Technical Data R112/R112C/R12M/R12MC R115/R115C/R15M/R15MC 110 110 100 100 90 90 80 32 80 32 16 16 70 70 8 8 4 4 60 60 20 20 100 1k 10k 100 1k 10k FREQUENCY (Hz) FREQUENCY (Hz) R215/R215C R118W/R118WC 110 110 100 100 90 90 80 16 80 32 8 16 70 70 4 8 2 4 60 60 20 20 100 1k 10k 100 1k 10k FREQUENCY (Hz) FREQUENCY (Hz) 8 ENGLISH RESPONSE (dB) RESPONSE (dB) RESPONSE (dB) RESPONSE (dB)

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Yamaha Manual Library http://www2.yamaha.co.jp/manual/english/ M.D.G., Pro Audio & Digital Musical Instrument Division, Yamaha Corporation © 2002 Yamaha Corporation 209AP-01A0 Printed in China