Sherwood R-772 manuel dutilisation Specifications, Amplifier Section

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R-772(G)2007.9.174:43PM페이지63

Specifications

AMPLIFIER SECTION

 

 

 

 

 

 

 

 

 

 

• Power output, stereo mode, 6 Ω, THD 1.0 %, 40 Hz~20 kHz

2×100 W

• Total harmonic distortion, at -3 dB, 6 Ω, 1 kHz

0.05%

 

• Intermodulation distortion

 

 

 

 

 

 

 

 

 

 

60 Hz : 7 kHz= 4 : 1 SMPTE, 6 Ω, 95 W

0.05%

 

• Input sensitivity/impedance

 

300 mV/47kΩ

 

 

 

 

Line (CD, TAPE, VIDEO)

 

 

 

 

• Signal to noise ratio, IHF "A" weighted

 

 

 

 

 

 

Line (CD, TAPE, VIDEO)

100 dB

 

 

 

 

 

• Frequency response

 

 

 

 

 

 

 

 

 

 

 

Line (CD, TAPE, VIDEO), 10 Hz ~ 100 kHz

+0, -3 dB

• Output level

 

 

 

 

 

 

 

 

 

 

 

 

 

ROOM 2 OUT, 2.2 kΩ

300 mV

 

 

 

 

 

 

• Bass/Treble control, 100 Hz/10 kHz

±10 dB

 

 

 

 

• Surround mode, only channel driven

 

 

 

 

 

 

 

Front power output, 6 Ω, 1 kHz, THD 1.0 %

110W/110W

Center power output, 6 Ω, 1 kHz, THD 1.0 %

110W

 

Surround power output, 6 Ω, 1 kHz, THD 1.0 %

110W/110W

Surround back (/MULTI) / ROOM 2 power output, 6 Ω, 1 kHz, THD 1.0 % 110W/110W

DIGITAL AUDIO SECTION

 

 

 

 

 

 

 

 

 

• Sampling frequency

 

32, 44.1, 48, 96 kHz

 

 

 

 

• Digital input level

 

 

 

 

 

 

 

 

 

 

 

 

Coaxial, 75 Ω

0.5 Vp-p

 

 

 

 

 

 

 

 

Optical, 660 nm

 

-15 ~ -21 dBm

 

 

 

 

 

VIDEO SECTION

 

 

 

 

 

 

 

 

 

 

 

 

• Video format

PAL

 

 

 

 

 

 

 

 

 

 

• Input sensitivity(=Output level), 75 Ω

 

 

 

 

 

 

 

Video (Composite(normal))

 

1 Vp-p

 

 

 

 

 

S-Video (luminance signal)

 

1 Vp-p

 

 

 

 

 

(chrominance signal)

 

0.286 Vp-p

 

 

 

Component video (R-Y signal)

 

0.5 Vp-p

 

 

 

 

 

 

(B-Y signal)

0.5 Vp-p

 

 

 

 

 

 

(Y signal)

 

1.0 Vp-p

 

 

 

• HDMI connector

19 pin

 

 

 

 

 

 

 

 

 

FM TUNER SECTION

 

87.5~108 MHz

 

 

 

 

• Tuning frequency range

 

 

 

 

• Usable sensitivity, THD 3%, S/N 26 dB

12.8 dBf

 

 

• 46 dB quieting sensitivity, mono/stereo

20.2 / 45.3 dBf

• Signal to noise ratio, 65 dBf, mono/stereo

70 / 65 dB

 

• Total harmonic distortion, 65 dBf,1 kHz, mono/stereo

 

0.5 / 0.8 %

• Frequency response, 30 Hz~15 kHz

±3 dB

 

 

 

• Stereo separation, 1 kHz

32 dB

 

 

 

 

 

 

• Capture ratio

4.0 dB

 

 

 

 

 

 

 

 

 

• IF rejection ratio

 

60 dB

 

 

 

 

 

 

 

 

 

AM TUNER SECTION

 

522~1611 kHz

 

 

 

 

• Tuning frequency range

 

 

 

 

• Usable sensitivity

500 µV/m

 

 

 

 

 

 

 

• Signal to noise ratio

 

40 dB

 

 

 

 

 

 

 

 

• Selectivity

25 dB

 

 

 

 

 

 

 

 

 

 

GENERAL

 

230 V ~ 50 Hz

 

 

 

 

 

 

 

• Power supply

 

 

 

 

 

 

 

• Power consumption

 

370 W

 

 

 

 

 

 

 

 

• Switched AC outlet

 

TOTAL 100 W (0.43 A) max.

 

• Dimensions (W×H×D, including protruding parts)

440×141×370 mm(17-3/8×5-1/2×14-1/2 inches)

• Weight (Net)

10.1 kg (22.3 Ibs)

 

 

 

 

 

 

Note: Design and specifications are subject to change without notice for improvements.

ENGLISH

63

Image 63
Contents Audio/Video Receiver Introduction Read this Before Operating Your Unit220 240 Contents System Connections Connecting AntennasConnecting Video Components Hdmi High Definition Multimedia Interface connection *1 Connecting External INS Connecting Audio ComponentsDigital input default settings Connecting Digital INS and OUTConnecting DC Trigger OUT Connecting Subwoofer PreoutConnecting Speakers Surround back speakersFront Bi-Amp Connections Surround back left and right speakers Speaker placementFront left and right speakers and center speaker Surround left and right speakersConnecting PC for Upgrades Connecting Room 2 OutsConnecting MULTI-ROOM System KIT Switched AC OutletAC Input Cord Fluorescent Display Front Panel ControlsAUX in Jack Setup MIC JackUniversal Remote Controls Function Table of the Numbered Buttons Loading Batteries Entering a setup code Using Functions of Remote ControlRemoving a punch-through function Using a punch-through functionOperating a macro function Programming a macro functionRoom 2 Remote Controls Remote Control Operation RangeLoading Battery Before operation When selecting the External in as desiredOperations Listening to a Program SourceWhen CD, AUX, Video 1~ 4 is selected as an input source Listening with headphonesMuting the sound Surround modes Dolby Virtual Speaker Reference Dolby DIGITAL, Dolby VS REF, Dolby VS Wide Enjoying Surround Sound2CH downmix mode Listening in Dolby Headphone modeAdjusting each channel level with test tone To cancel the surround mode for stereo operationSelect the desired channel Adjusting the current channel levelRecalling the memorized channel levels Memorizing the adjusted channel levelsListening to Radio Broadcasts Auto tuningManual tuning Auto presettingManual presetting Tuning to preset stationsScanning preset stations in sequence Listening to RDS Broadcasts FM only RDS searchTP search Display PTY searchDisplaying the audio information Operating the sleep timerAdjusting the brightness of the fluorescent display Other FunctionsRoom 2 Source Playback Dubbing the audio and video signals separately onto Video RecordingRecording with Tape Video Dubbing from video components ontoMulti OSD Menu Settings772G2007.9.17443PM페이지39 Setting the System Setup When selecting the items other than OSD Position AdjustWhen selecting the AMP Assign When selecting the Subwoofer Mode When selecting the Hdmi Audio OUTWhen selecting the Tone Control When selecting the Cinema EQ When selecting the BackgroundWhen selecting the Momentary OSD When selecting the OSD Position Adjust Setting the Input Setup When selecting the items other than NameWhen selecting the menu of page 2 or When selecting the Audio Assign When selecting the Hdmi AssignWhen selecting the Video Assign When selecting the Video ModeWhen selecting the DC Trigger When selecting the Auto SurroundWhen selecting the Audio Remaster When selecting the AV SyncTo resume its factory input source name When selecting the NameSetting the Speaker / Room EQ Setup When selecting the Auto SetupPreparations 772G2007.9.17443PM페이지49 When selecting the Speaker Configuration About the speaker distance When selecting the Speaker DistanceWhen selecting the Speaker Crossover When selecting the Room EQ Setup When selecting the User mode Setting the CH Level Setup Reference When selecting the Night Mode Setting the Sound ParameterWhen selecting the Dimension control When selecting the Dolby Plii MusicWhen selecting the Panorama mode When selecting the Center Width controlWhen selecting the Dolby Headphone When selecting the Dolby Virtual Speaker Wide mode When selecting the Dolby Virtual SpeakerWhen selecting the Volume Setting the Multi Room SetupWhen selecting the Room When selecting the InputProblem Possible Cause Remedy Troubleshooting GuideAmplifier Section SpecificationsSetup Code Table Inno HIT VCR Otto Verand DVD SAT AUX-TAPE/MD
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R-772 specifications

The Sherwood R-772 is a versatile and powerful stereo receiver that appeals to audiophiles and casual listeners alike. This model, known for its robust performance and rich sound quality, is designed to meet the demands of modern audio systems while retaining classic features that enhance user experience.

One of the standout features of the Sherwood R-772 is its substantial power output. With the ability to deliver 100 watts per channel, this receiver can easily drive a wide range of speakers, providing dynamic and impactful audio that fills the room. This power output is complemented by its low total harmonic distortion, ensuring that the audio remains clean and detailed, even at higher volumes.

In terms of connectivity, the R-772 is equipped with multiple inputs for various audio sources. It includes several analog audio inputs, allowing users to connect their CD players, turntables, and other devices effortlessly. Additionally, the receiver supports AM/FM radio with a built-in tuner, providing access to a wide array of radio stations and programming. The inclusion of digital inputs enhances its compatibility with modern devices, ensuring an all-encompassing audio experience.

Another attractive feature of the Sherwood R-772 is its advanced surround sound processing. It supports various surround sound formats, enhancing the listening experience for movies and music. The inclusion of Dolby Pro Logic II allows users to enjoy stereo content in a multi-dimensional audio field, making movies and music come alive in their homes.

The R-772 is also designed with user convenience in mind. Its easy-to-navigate interface and remote control make it straightforward to operate, providing users with quick access to their favorite audio settings. The receiver also features a comprehensive equalization system, allowing users to personalize their listening experience and tailor the sound to their preferences.

Durability and build quality are characteristic of Sherwood products, and the R-772 is no exception. Its solid construction ensures longevity while maintaining aesthetic appeal. This model is designed to blend seamlessly with a home audio setup, offering both style and substance.

In conclusion, the Sherwood R-772 stereo receiver stands out with its powerful performance, versatile connectivity, and user-friendly features. It embodies a perfect balance of modern technology and traditional audio quality, ensuring that it remains a valuable addition to any audio system for years to come. This receiver is an excellent choice for anyone looking to enhance their listening experience, regardless of their level of audio expertise.