| Content |
- Simple and straight circuit design
- 65 W x 2 (4 ohms) high power output
- FM tuner
- Coaxial digital inputs for DNP-F109 and DCD-F109
- Optical digital input for system expansion (TV or other digital gear)
- 2-line front display, to easily identify broadcast stations
- Easy alarm settings
- Newly developed remote controller
- Denon remote connector for App control in combination with DNP-F109
- Available in premium silver and black
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Driver Complement
Electrical
Dimensions
Cabinet Size 3-1/2" H x 17" W x 12-5/8" D
(8.89cm H x 43.18cm W x 32.07cm D)
Shipping/Other
Shipping unit: each
Total Shipping Weight 14.00 lbs. (6.35kgs) |
The 851W has class XD amplification at 200W into 8 Ohms in stereo mode or 500W RMS per amp in mono bridged mode, separate toroidal transformers for the power amp and input/other circuitry, and terrapin impedance buffering modules. All in all it\'s the best sounding amplifier we have ever made.
Our proprietary Class XD amplification
Separate toroidal transformers for power amp and input/other circuitry
Our bespoke Terrapin impedance buffering modules – separating amplifier and signal impedance
200W into 8 Ohms stereo mode or 500W RMS per amp mono bridged mode
CAP5 protection from DC spikes, overheating and clipping
All metal chassis with premium components
Remote Control – Compatible with the entire 851 range
Power output – stereo/mono 200W per channel into 8 Ohms
350W per channel into 4 Ohms
Power output – bridged mono 500W 8 Ohms
800W 4 Ohms
THD (unweighted) < 0.001% 1 kHz
< 0.005% 20 Hz - 20 kHz
Frequency response 5Hz – 80kHz
S/N ratio (ref 1W / 8 Ohn) >90dB (unweighted)
Sensitivity – stereo or mono 1.5V rms unbalanced
1.5 + 1.5V rms balanced
Sensitivity – bridged mono 0.775V rms unbalanced
0.775V + 0.775V rms balanced
Input impedances Balanced input 38 kOhm
Unbalanced input 68 kOhm
Power amp damping factor > 110 at 1 kHz
Max. power consumption 2400W
Standby power consumption Standby | High sound quality and sophisticated design based on Yamaha\'s rich experience and high-end model concepts. A HiFi Amplifi er for enjoying excellent sound.
- Yamaha high sound quality, created by rich experience and tradition, and high technological expertise
- Pure Direct Mode for greater sound purity
- Simple and sophisticated design
- Phono MM terminal for vinyl playback
- Screw-type speaker terminals
- Speaker selector and speaker terminals for two systems
- Simple design remote control
- Head phone terminal
Specs
Receiver / Integrated Amplifier
| Maximum Power (4 ohms, 1kHz, 0.7% THD, for Europe) |
140 W + 140 W |
| Maximum Power(8 ohms, 1 kHz, 10% THD) |
100 W + 100 W |
| High Dynamic Power/Channel (8/6/4/2 ohms) |
125 W/150 W/165 W/180 W |
| Frequency Response |
10 Hz-100 kHz(0 ± 0.5 dB / 0 ± 3.0 dB) |
| Total Harmonic Distortion (CD to Sp Out, 20 Hz-20 kHz) |
0.2% |
| Signal-to-Noise Ratio (CD) |
100 dB (S: 500 mV) |
| Input Sensitivity (CD) |
500 mV / 47 k-ohms |
| Standby Power Consumption |
0.5 W |
| Dimensions (W x H x D) |
435 x 141 x 333 mm; 17-1/8" x 5-1/2" x 13-1/8“ |
| Weight |
6.7 kg; 14.8 lbs. |
| High sound quality and sophisticated design based on Yamahaʼs rich experience and high-end model concepts. A HiFi Amplifi er for enjoying excellent sound.
- Yamaha high sound quality, created by rich experience and tradition, and high technological expertise
- Pure Direct Mode for greater sound purity
- Simple and sophisticated design
- Phono MM terminal for vinyl playback
- Screw-type speaker terminals
- Speaker selector and speaker terminals for two systems
- Simple design remote control
- Head phone terminal
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Advanced original amplifier circuitry and elimination of signal loss—resulting in a truly
emotional and dynamic sound. This is a high-grade integrated amplifier that has inherited
the new sound of Yamaha in the pursuit of rich musicality..
- Floating and Balanced Power Amplifier with MOSFETs
- All-stage fully discrete construction, balanced transmission and low impedance design
- Superior quality electronic volume control for optimum sound
- Large capacity power supply unit delivers energetic, dynamic sound with fast response
- Symmetrical design in pursuit of ideal stereo reproduction
- Discretely configured phono amp
- Headphone amp with fully discrete configuration
- Level meters visually reflect the dynamics in the music
- Elegant design with luxurious real wood panels
- Original speaker terminals combine ease of use and beauty with high sound quality
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