Sherwood R-963 manual Specifications, Amplifier Section

Page 53

Specifications

AMPLIFIER SECTION

Power output, stereo mode, 8 Ω, THD 0.05%, 20 Hz~20 kHz

2 120 W

Total harmonic distortion, 8 Ω, 120 W, 1 kHz

0.05 %

Intermodulation distortion

 

60 Hz : 7 kHz = 4 : 1 SMPTE, 8 Ω, 120 W

0.09 %

Input sensitivity/impedance

 

Phono (MM)

2.5 mV/47 kΩ

Line (CD, TAPE, VIDEO)

200 mV/47 kΩ

Signal to noise ratio, IHF “A” weighted

 

Phono (MM)

72 dB

Line (CD, TAPE, VIDEO)

100 dB

Frequency response

 

Phono (MM), RIAA, 30~20, 000Hz

1.0 dB

LINE (CD, TAPE, VIDEO), 10~100,000 Hz

+0, -3 dB

Output level

 

TAPE REC, 1 kΩ

180 mV

PRE OUT(Front, Center, Surround, Surround back, Subwoofer), 1 kΩ

1.0 V

Bass/Treble control, 100 Hz/10 kHz

10 dB

Surround mode, only channel driven

 

Front power output, 8 Ω, 1 kHz, THD 0.7 %

140 W+140 W

Center power output, 8 Ω, 1 kHz, THD 0.7 %

140 W

Surround power output, 8 Ω, 1 kHz, THD 0.7 %

140 W+140 W

Surround back/ROOM 2 power output, 8 Ω, 1 kHz, THD 0.7 %

140 W+140 W

DIGITAL AUDIO SECTION

Sampling frequency

32, 44.1, 48, 96, 192 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

FM TUNER SECTION

Tuning frequency range

87.5~108 MHz

Usable sensitivity, THD 3 %, S/N 30 dB

17.2 dBf

50 dB quieting sensitivity, mono/stereo

25.2/43.2 dBf

Signal to noise ratio, 65 dBf, mono/stereo

72/68 dB

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

0.2/0.3 %

Frequency response, 20 Hz~15 kHz

1.5 dB

Stereo separation, 1 kHz

45 dB

Capture ratio

3.0 dB

IF rejection ratio

120 dB

AM TUNER SECTION

Tuning frequency range

520~1710 kHz

Usable sensitivity

12.5 mV

Signal to noise ratio

51dB

Selectivity

30 dB

GENERAL

Power supply

AC 120 V, 60 Hz

Power consumption

4.3 A

Switched AC outlets

TOTAL 1A, 100 W max.

Dimensions(W H D)

440 166 380 mm(17-3/8 6-1/2 15 inches)

Weight(Net)

18.5 kg(40.8 lbs)

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

 

ENGLISH

53

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Contents 963 Introduction Unpacking and InstallationRead this Before Operating Your Unit Room 2 Remote Controls Should this happen, memorize them again System ConnectionsAudio IN/ OUT connections Connecting System Control Connecting MULTI-ROOM System KIT Connecting Speakers Dynamic Range Button Front Panel ControlsThis remote control unit has 3 operating modes as follows Universal Remote ControlsDigi Link System Remote Controls Function Table of the Numbered Buttons Remove the cover Loading BatteriesLoad four alkaline batteries AAA size 5V matching the polarityButtons simultaneously for 3 seconds Entering a Setup CodeCode is saved and the Pre-PROgramming mode is resumed Power button and then save the codeOperate the component using Corresponding function buttons Repeat the above stepsFunctions Main Additional Information on Remote Command CodesMatching the polarity Room 2 Remote ControlsBefore operation OperationsAdjusting the tone bass and treble When CD, Tape MON or Video 1~ Video 5 is selectedSelect the tone mode as desired Select the digital or the analog input as DesiredPress it again to cancel, then CINEMA-EQ OFF Surround modes Surround SoundHall 1/2 Use this mode to enjoy video game sourcesFront left and right speakers and center speaker Speaker placementEnjoying Surround Sound Surr Adjusting each channel level with test tone Adjusting each channel levelDownmixing into 2 front channels Manual tuning Auto tuningPresetting radio stations Listening to Radio BroadcastsScanning preset stations in sequence Tuning to preset stationsRecording Dubbing the sound and image signalsRecording with Tape Monitor Dubbing from video components ontoEach time this button is pressed, the corresponding Digital Audio Recording with MD RecorderInput is selected as follows Connected, Digital is flickering. ThereAdjusting the brightness of the fluorescent displays Operating the sleep timerOther Functions Compressing the dynamic range Dolby Digital sources onlyCorrecting or clearing a video label Room 2 source Room 2 Source PlaybackCurrent Status Display Using the OSDOSD Menu Settings When selecting the Power AMP Assign Select the desired menu using the Cursor UP /DOWN buttonsWhen selecting the Function Select When selecting the Surround SetupSetting the Power AMP Assign When selecting the Speaker Config Setting the Speaker SetupWhen selecting the Speaker Distance Corresponding LFE level mode When selecting the LFE Level ControlMoved to the corresponding Digital Setting the Function SelectWhen selecting the Input Setup D E O S E L E C T When selecting the Tone Control Off To turn off the current status display When selecting the OSD ModeWhen the DC Trigger mode is set to On When selecting the DC TriggerWhen selecting the Listening Mode When selecting the Source Direct Setting the Surround SetupWhen selecting the Cinema EQ Moved to the corresponding modeWhen selecting the surround mode When selecting the Decoding ModeEach time these buttons are pressed, the channel level can Setting the CH Level TrimBe adjusted within the range of -15~+15 dB When selecting the Volume Mode Setting the ROOM2 Feed SetupButtons to select the Function Select for Room 2 source When selecting the Function Select for RoomPress the Cursor UP /DOWN Then press the Enter button Problem Possible Cause Remedy Troubleshooting GuideAmplifier Section Specifications963

R-963 specifications

The Sherwood R-963 is a standout receiver in the competitive audio equipment landscape, renowned for its blend of traditional craftsmanship and cutting-edge technology. This model exemplifies Sherwood's commitment to high-fidelity sound, making it a popular choice among audiophiles and casual listeners alike.

One of the defining features of the R-963 is its robust power output, delivering 100 watts per channel across a wide frequency range. This ensures that listeners experience rich sound dynamics, whether enjoying quiet acoustic tracks or the thunderous crescendos of orchestral material. The receiver is designed to accommodate a variety of speaker configurations, supporting both 2-channel and multi-channel setups, which allows it to cater to personal preferences and home theater requirements.

The R-963 is equipped with an array of connectivity options, reflecting the demands of modern audio environments. It includes multiple HDMI inputs, allowing seamless connections to a range of devices, from Blu-ray players to gaming consoles. Additionally, the receiver supports 4K passthrough, ensuring high-definition content is transmitted without loss of quality. For those who enjoy streaming, the built-in Bluetooth capability allows wireless music playback from smartphones and tablets, enhancing convenience and flexibility.

Another notable technology in the R-963 is its advanced audio processing features. The receiver utilizes digital signal processing (DSP) to optimize sound quality, enabling users to select various audio modes that enhance music and movie watching experiences. Surround sound capabilities are also integrated, offering immersive audio that replicates a theater-like atmosphere at home.

User-friendly controls and a clear display make the R-963 accessible for all users. The ergonomic remote control allows effortless navigation between functions, settings, and sources, making the operation enjoyable. Additionally, compatibility with multi-room audio systems means that users can enjoy their favorite tunes in various rooms simultaneously.

In summary, the Sherwood R-963 receiver combines powerful performance with versatile connectivity and modern technologies. Its robust build quality, user-friendly interface, and exceptional audio capabilities make it an excellent choice for anyone looking to elevate their listening experience, whether it be through music playback or movie soundtracks.
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