Optimus 745 owner manual Specifications, General, Amplifier

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13-1293.fm Page 50 Wednesday, July 14, 1999 6:49 PM

SPECIFICATIONS

GENERAL

Power Requirements

120V

AC (±10%), 60 Hz

Power Consumption

 

230 Watts

Main Console Dimensions (HWD)

161/2 × 161/2 × 181/8 Inches

 

(420

× 420

× 460 mm)

Weight

 

36 lb

 

 

 

(16.3 kg)

AMPLIFIER

Main Amplifier

Continuous minimum sine wave RMS power output per channel at 8 ohms, 40 Hz- 20 kHz with no more than 0.9% total harmonic distortion (with Center/Surround

amplifier off)

100 Watts

Center Amplifier

Continuous minimum sine wave RMS power output at 1 kHz into 8 ohms with no more than 0.9% total harmonic distortion (with Main/Surround amplifier off) 15 Watts

Surround Amplifier

Continuous minimum sine wave RMS power output per channel at 1 kHz into 8 ohms with no more than 0.9% total harmonic distortion (with Main/Center amplifier

off)

15 Watts

Bass Control

±10 dB (100 Hz)

Treble Control

±10 dB (10 kHz)

E-BASS Control

+10 dB (100 Hz)

Input Sensitivity/Impedance:

 

PHONO

3.0 mV/47 kOhm

Nominal Output Impedance:

 

Speaker Terminals

8 Ohms

PHONES Jack

8–32 Ohms

TUNER (FM) Frequency Range: In 200 kHz Steps

87.9–107.9 MHz

In 50 kHz Steps

87.5–108.0 MHz

Usable Sensitivity (Mono)

19.2 dBf

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Contents System Stereo Rack System Fm Page 2 Wednesday, July 14, 1999 649 PM Features Stereo TunerDual Cassette Deck FCC Wants YOU To Know Contents Repeat Play Random Play Placing Speakers PreparationUnpacking System Connecting Speakers Surround Speakers Front SpeakersCenter Speaker Connecting Antennas Connecting an FM AntennaConnecting a Turntable Connecting Other Audio SourcesConnecting the AM Loop Antenna Connecting Video EquipmentConnecting Headphones Putting Batteries in the Remote ControlListening Safely Connecting PowerResetting System Operation Basic OperationUsing the Remote Control Dolby Surround Encoded Material Selecting the Dolby Surround ModeDolby PRO Logic Surround Press Test Tone to turn off the test tone Adjusting the Sound Using the Tuner Manual Tuning Seek TuningMemory Tuning Automatically Storing StationsSelecting Preset Stations Manually Storing StationsChanging the Tuning Increment Using the CD Changer Loading CDSFm Page 25 Wednesday, July 14, 1999 649 PM Selecting a CD Removing CDSPlaying CDS AgainSkipping Tracks Audible SearchRepeat Play Random PlayIntro Scan Assigning Preset Category Names Assigning Category and Subcategory Names to Loaded CDSCreating and Assigning New Category Names Creating and Assigning Subcategory Names Changing/Erasing Category and Subcategory Names Category/Subcategory Play Sequence Programmed PlayProgramming and Playing a Changing a Programmed Sequence Reviewing the Programmed SequenceAdding Selections to the Programmed Sequence CD Care Tips Clearing the Programmed SequenceUsing the Cassette Deck Loading a Cassette TapePlaying a Cassette Tape Using Consecutive Play Deck 2 to Deck Using Dolby Noise ReductionRecording Dubbing Copying Cassette TapesDubbing Copying CDs Recording from the Tuner or an Audio Source Preventing Accidental Erasure Tape TipsStoring Cassettes Erasing a Cassette TapeTroubleshooting Disc Error scrollsRepeatedly press FM Care and Maintenance Cleaning the TAPE- Handling Parts Amplifier SpecificationsGeneral Dual Cassette Deck Infrared Remote ControlCD Changer RadioShack