Optimus STAV-3580 Preparing Your Receiver, Positioning Speakers, Front Left, Front Right

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Preparing Your Receiver

Caution: Make all the necessary connections before you plug in or turn on the receiver.

Positioning Speakers

L

a

R

Halfway Point

Between Speake

b

a=b

Person in Listening Area

Surround speakers generally sound best if you position them above ear level.

To avoid interference with the picture on a nearby TV, use magnetically shielded speaker systems. This is par- ticularly important for the center speaker since it is usually located closest to the TV.

Where you place your speakers (not supplied) can make a noticeable difference in your system’s sound. The guidelines in this section will help you choose the best locations. After you use your receiver for a while, you might want to try dif- ferent locations for your speakers.

Bass response depends largely on speaker location. For strong bass, place the speakers in the corners of the room. If you want even stronger bass, place the speakers directly on the floor. If the bass is too strong, move the speakers slightly away from the corners of the room, or raise them 6 to 18 inches off the floor. You can buy speaker stands at your local RadioShack store.

The distance between the speakers should be about the same as the distance between the normal listening point and the point halfway between the speakers. If you place the speakers too close together, you reduce the stereo separation. If you place them too far apart, you reduce the bass effect and create a hole in the middle of the sound.

Most speakers have a tweeter dispersion angle of about 60 degrees. Ideally, your listening position should be just inside the overlap area of the tweeter dis- persion. You can angle the speakers toward you for better stereo effect.

To position your speakers for surround sound, place the A or B speakers at the front of your listening area, and place the surround speakers behind or to the sides of the listening point (see “Using Advanced Sound Options” on Page 20). Also, place the center speaker above, below, or behind the TV. Sound might not appear to coincide with the picture if you place it beside the TV.

 

TV

 

Front Left

Center Speaker

Front Right

Speaker

Front

Speaker

Listening

Area

Rear Left

Rear Rear Right

Speaker

Speaker

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Contents Digital Synthesize Audio/Video Surround Receive Please read before using this equipmentIntroducing the Optimus STAV-3580 Important Safety Instructions Contents Positioning Speakers Preparing Your ReceiverFront Left Front RightPreparing the Speaker Wires Connecting SpeakersPreparing Your Receiver Surround Left SpeakersConnecting Surround-Sound Speakers Connecting the a and B SpeakersConnecting the Center Speaker Connecting Center Channel and Subwoofer AmplifiersConnecting a CD Player Connecting a TurntableConnecting Cassette Decks Connecting a Video Monitor Connecting Video SourcesFM Antennas Connecting the AntennasAM Antennas Inner Insulation Center Wir Outer Insulation Shielding Using One Remote Control for More than One Unit Installing Remote Control’s BatteriesDemonstration Display Using the AC Power OutletConnecting to AC Power Basic Operation Basic Operation Using HeadphonesBalance Control Muting the ReceiverMemory Tuning Tuning the RadioManual and Automatic Tuning Turning Off the Display Using FM MonoUsing Sleep Remote Control Only Dubbing a Cassette Tape Cassette Deck/VCR FeaturesUsing the VCR/TAPE 1 Button Copying a Video Cassette Tape Cassette Deck/VCR FeaturesPlaying a Video Cassette Tape Dolby Pro-Logic Surround Using Advanced Sound OptionsDolby 3CH Logic Studio EffectUsing Advanced Sound Options Receiver/Amplifier Section Using the Remote ControlAUDIO/VCR Switch CD Player Section Using the Remote ControlTape/VCR Section Tape PowerReturning Controls to Factory Defaults TroubleshootingCare and Maintenance FCC Wants You to Know Video Section SpecificationsAmplifier FM Tuner SpecificationsAM Tuner GeneralControl Index to Features by Control NamePage RadioShack Division of Tandy Corporation Fort Worth, Texas