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R/EQ-150 Owner's Manual
O W N E R ' S M A N U A L
R/EQ-150 Room Equalizer
Congratulations on your purchase of this precision audio component and thank you for choosing
Parasound. We are sure that you will find the R/EQ-150 to be a very useful problem solving tool. Even
if you have used an equalizer before, please take time to review this manual to take complete advantage
of the R/EQ-150’s unique capabilities.
Product Overview
Loudspeakers interact with every room differently. Often room acou
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Parasound Placement of Your R/EQ-150 Your R/EQ-150 may be located with your other audio/video components. Once final adjustments have been made, you can even locate it out of sight. Try to keep your R/EQ-150 away from AC power cords or power amplifiers that might induce hum and noise. The R/EQ-150 generates virtually no heat so it does not require ventilation. AC Connections Connect the supplied AC cord from the AC inlet of the R/EQ-150 to a nearby AC wall outlet or power strip. There is no AC
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R/EQ-150 Owner's Manual Operating Your R/EQ-150 Adjusting the R/EQ-150 Level Control Once you have installed the R/EQ-150 into your system, set all its frequency controls to their center detented positions. Next, set the volume control on your preamp or receiver to a comfortable level. Finally, adjust the level control on the R/EQ-150 so that the relative output level through the speakers is the same when its bypass switch is switched in and out. This establishes a “unity gain” position. You ma
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Parasound 120 Hz Mid Bass Adjustment: The 120 Hz control has an adjustment range of ±8 dB and a frequency bandwidth of one-half octave. Turning this control clockwise (boosting) can add mid-bass information to speakers with smaller woofers or speakers mounted in ceilings. Turning this control counterclockwise (attenuating) can tighten up muddy bass from speakers that are mounted in corners that reinforce bass frequencies. 2.5 kHz Upper-Mid Range “Presence” Adjustment This is the range in which
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R/EQ-150 Owner's Manual R/EQ-150 Specifications Frequency Response (Frequency Controls at Center Detent) 20 Hz-20 kHz +/- 0.5 dB Frequency Control Center Frequencies 40 Hz, 80 Hz, 120 Hz, 2.5 kHz, 6 kHz Frequency Control Bandwidth 1/2 Octave Frequency Control Range +/- 8 dB Voltage Gain: (Frequency Controls at Center Detent) 14 dB Signal to Noise Ratio 88 dB THD Less than 0.05% Specifications subject to change or improvement without notice -5-
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Parasound Parasound Products, Inc. 950 Battery Street, San Francisco, CA 94111 415-397-7100 / FAX 415-397-0144 -6-
