Sherwood RD-7103 manual Specifications, Amplifier Section

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ENGLISH

Specifications

AMPLIFIER SECTION

Power output, stereo mode, 6 Ω, THD 0.2%, 40 Hz~20 kHz

.................................................................................... 2 x 100

Total harmonic distortion, 6 Ω, 95 W, 1 kHz

0.09 %

Intermodulation distortion

 

60 Hz : 7 kHz= 4 : 1 SMPTE, 6 Ω, 95 W

0.1 %

Input sensitivity, 47 kΩ

 

Line (CD, TAPE, VIDEO)

200 mV

Signal to noise ratio, IHF “A” weighted

 

Line (CD, TAPE, VIDEO)

92 dB

Frequency response

 

Line (CD, TAPE, VIDEO), 20 Hz~50 kHz

+0 dB, -3 dB

Output level

 

TAPE REC, 2.2 kΩ

200 mV

PRE OUT(Front, Center, Rear, Subwoofer), 1 kΩ

1.0 V

Bass/Treble control, 100 Hz/10 kHz

10 dB

Surround mode, only channel driven

 

Front power output, 6 Ω, 1 kHz, THD 0.7 %

125 W / 125 W

Center power output, 6 Ω, 1 kHz, THD 0.7 %

125 W

Rear power output, 6 Ω, 1 kHz, THD 0.7 %

125 W / 125 W

DIGITAL AUDIO SECTION

Sampling frequency

32, 44.1, 48 kHz

Digital input level

 

Coaxial, 75 Ω

0.5 Vp-p

Optical, 660 nm

-15~-21 dBm

FM TUNER SECTION

Tuning frequency range

87.5~108 MHz

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

42 dB

Capture ratio

4 dB

IF rejection ratio

80 dB

AM TUNER SECTION

Tuning frequency range

520~1710 kHz

Usable sensitivity

500 V/m

Signal to noise ratio, 80 dB/m

40 dB

Selectivity

25 dB

GENERAL

Power supply

AC 120 V, 60 Hz

Power consumption

200 W

Switched AC outlet

TOTAL 1 A, 100 W max.

Dimensions (W H D)

440 141 330 mm(17-3/8 5-1/2 13 inches)

Weight (Net)

9.6 kg(21.2 lbs)

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

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Contents RD-7103 Unpacking and Installation IntroductionRead this Before Operating Your Unit Contents Connecting Antennas System ConnectionsConnecting Digital Inputs Connecting Speakers Connecting System Control Digital Input Button Indicator Power Switch Stereo Button Front Panel ControlsTest Tone Button Stereo Button Remote Control Operation Range Loading BatteriesOperations Before operationInput source Adjusting the tonebass and treble Delay time Surround SoundSurround modes Speaker placement Enjoying Surround SoundAdjusting the speaker settings Adjusting each channel level Dolby Digital or Dolby Pro LogicDownmixing into 2 front channels Auto tuning Manual tuningPresetting radio stations Listening to Radio BroadcastsTuning to preset stations Memory Backup FunctionDubbing the audio and video signals RecordingRecording with Tape Monitor Dubbing from video components ontoOperating the sleep timer Adjusting the brightness of the fluorescent displaysOther Functions Troubleshooting Guide Problem Possible Cause RemedySpecifications Amplifier SectionRD-7103

RD-7103 specifications

The Sherwood RD-7103 is a versatile and highly regarded audio receiver that brings a blend of classic design, cutting-edge technologies, and robust performance to the home audio experience. As a part of Sherwood's longstanding heritage in high-fidelity audio equipment, the RD-7103 has garnered attention for its rich sound reproduction and user-friendly functionalities.

At the heart of the RD-7103 lies its powerful amplification system, delivering 100 watts per channel, which ensures that it can easily fill a room with crisp and clear sound. This receiver is equipped with a high-quality AM/FM tuner that provides a wide array of radio options, ensuring that users can enjoy their favorite local and national channels with exceptional clarity.

One of the standout features of the RD-7103 is its compatibility with a range of audio sources. It offers multiple input options, including standard stereo RCA inputs, as well as dedicated inputs for CD players, turntables, and tape decks. This versatility makes it a suitable choice for different audio setups, catering to both modern devices and vintage equipment.

The RD-7103 also incorporates advanced sound processing technologies to enhance the listening experience. With built-in Equalization controls, users have the ability to customize the audio output to better suit their acoustic environment or personal preferences. Furthermore, the receiver includes a headphone output, allowing for private listening without disturbing others.

In terms of build quality, the Sherwood RD-7103 features a robust construction that not only contributes to its durability but also minimizes resonance and distortion. The classic design, highlighted by a user-friendly front panel and clear display, complements any audio setup and makes it easy to navigate through various functions.

Another important aspect of this receiver is its energy efficiency. The RD-7103 is designed to reduce power consumption while still delivering optimal performance, making it an environmentally friendly choice in the realm of audio equipment.

In summary, the Sherwood RD-7103 stands out as a well-rounded audio receiver, perfect for both casual listeners and audiophiles alike. With its powerful amplification, versatile connectivity options, and user-friendly features, it is an excellent addition to any home audio system. Whether listening to vinyl records, streaming music, or enjoying a favorite radio station, the RD-7103 ensures that the listening experience is immersive and enjoyable.