Sherwood R-772 manual Specifications, Amplifier Section

Page 72

R-772(A)2007.8.165:21PM페이지72

ENGLISH

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 / 110 W

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

110 W

 

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

110 W / 110W

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

NTSC

 

 

 

 

 

 

 

 

• 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 30 dB

12.8 dBf

 

• 50 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

 

520~1710 kHz

 

 

 

• Tuning frequency range

 

 

 

• Usable sensitivity

500 µV/m

 

 

 

 

 

 

• Signal to noise ratio

 

40 dB

 

 

 

 

 

 

• Selectivity

25 dB

 

 

 

 

 

 

 

 

GENERAL

 

120 V ~ 60 Hz

 

 

 

 

 

 

• Power supply

 

 

 

 

 

 

• Power consumption

 

3.7 A

 

 

 

 

 

 

• Switched AC outlets

 

TOTAL 120 W (1 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.

72

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Contents 772A2007.8.16521PM페이지1 Safety Instructions Introduction Read this Before Operating Your UnitContents Connecting Antennas System ConnectionsConnecting Video Components Component in 1 Video 1, Component in 2 Video Component Video Composite VideoConnecting Audio Components Connecting External INSConnecting XM only for North America Connecting Digital INS and OUT Connecting DC Trigger OUTConnecting Subwoofer Preout Digital input default settingsConnecting Speakers For installing the speakers, refer to Speaker placement onSetting the SPEAKER/ROOM EQ Setup on Surround back speakersSpeaker placement Front left and right speakers and center speakerSurround left and right speakers Surround back left and right speakersConnecting Room 2 Outs Connecting RF Remote AntennaFor details, refer to Changing the transmission signal on Connecting MULTI-ROOM System KIT Connecting PC for UpgradesSwitched AC Outlets AC Input CordPlug this cord into a wall AC outlet Front Panel Controls Remote SensorFluorescent Display Setup MIC Jack AUX in JackUniversal Remote Controls About the transmission signalFunction Table of the Numbered Buttons Loading Batteries Entering a setup code Learn RF-IR Delete Macro Code PunchSearching a setup code Code. Note772A2007.8.16521PM페이지22 Erasing the programmed command from one button Erasing all the commands programmed under a device modeProgramming a macro function To erase a macro programTo change a macro program Operating a macro function Programing a punch-through functionOperating a punch-through function Erasing the programmed puch-through functionCase of the transport punch-through Case of the channel punch-through772A2007.8.16521PM페이지27 Changing the transmission signal Signal into RFRadio Frequency. NotesWhen RF is set to Room 2 Remote Controls Remote Control Operation RangeLoading Battery Remove the battery when it is not used for a long timeWhen selecting the External in as desired OperationsListening to a Program Source Before operationWhen CD, AUX, Video 1~ 4 is selected as an input source Listening with headphonesAdjust the overall volume Muting the soundSurround modes Dolby Virtual Speaker Reference Enjoying Surround Sound Dolby DIGITAL, Dolby VS REF, Dolby VS WideListening in Dolby Headphone mode Adjusting each channel level with test toneTo cancel the surround mode for stereo operation 2CH downmix modeAdjusting the current channel level Select the desired channelMemorizing the adjusted channel levels Recalling the memorized channel levelsAuto tuning Manual tuningAuto presetting Listening to Radio BroadcastsManual presetting Tuning to preset stationsScanning preset stations in sequence Press the Tuner button repeatedly to select XM mode Press the Tuning UP+/DOWN- buttons repeatedly to select XMTo sign up, access the website at XM Satellite Radio only for North AmericaXM mode, select the direct search mode XM mode, select the category search modeChannel search Direct searchPresetting channels Preset search Signal strength display modeError message and status Displaying XM informationOperating the sleep timer Adjusting the brightness of the fluorescent displayWhile operating the sleep timer, lights up Other FunctionsRoom 2 Source Playback VOL ~TAPE, Video 1 ~ Video Dubbing the audio and video signals separately onto Video RecordingRecording with Tape Dubbing from video components onto VideoOSD Menu Settings Multi772A2007.8.16521PM페이지48 Setting the System Setup When selecting the items other than OSD Position AdjustWhen selecting the AMP Assign Press the Cursor UP/DOWN buttons to select the desired itemWhen 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 Hdmi Assign When selecting the Video AssignWhen selecting the Video Mode When selecting the Audio AssignWhen selecting the Auto Surround When selecting the Audio RemasterWhen selecting the AV Sync When selecting the DC TriggerWhen selecting the Name Confirm your entry Name is stored in the memoryTo resume its factory input source name Make a blank on each digit and press the Enter buttonSetting the Speaker / Room EQ Setup When selecting the Auto SetupPreparations 772A2007.8.16521PM페이지58 When selecting the Speaker Configuration When selecting the Speaker Distance About the speaker distanceWhen selecting the Speaker Crossover When selecting the Room EQ Setup When selecting the User mode Setting the CH Level Setup Reference Setting the Sound Parameter When selecting the Night ModeMAX When selecting the Dolby Plii Music When selecting the Panorama modeWhen selecting the Center Width control When selecting the Dimension controlWhen selecting the Dolby Headphone When selecting the Dolby Virtual Speaker When selecting the Dolby Virtual Speaker Wide modeSetting the Multi Room Setup When selecting the RoomWhen selecting the Input When selecting the VolumeTroubleshooting Guide Problem Possible Cause RemedySpecifications Amplifier SectionSetup Code Table RCA SSSTMK CCESTS KLHMEI ABC NSCSAT HTSDKK MCSNSM QED772A2007.8.16521PM페이지1
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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.