China-HighEnd-HiFi, a subsidiary of Diamond Palace Investments Limited,

Rm. 9, 31/F., China Merchants Tower, Shun Tak Centre, 168 Connaught Road Central, Sheung Wan, Hong Kong,

Phone +852-91042374; Fax +852-25240490; Email chh@china-highend-hifi.com; Web Site http://www.china-highend-hifi.com

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  Dussun X800 / 1200 HighEnd HiFi Power Conditioners

Based on the latest  “Precision Waveform Amendment” technique developed, paving the way to purest audiophile sound results

These units radical can reform and improve  situation of your system to real new audiophile heights by

 purest, absolute stable

AC POWER SUPPLY

in highest accuracy

due to:

  • Precision Waveform Amendment

  • Elimination of interferences

  • Precision Voltage Stabilization

  • Entire Isolation

  • Elimination of DC components

With results in correcting incoming AC power's wave form / THD as shown on original oscilloscope screen shoots below.

Waveform

◄ before              after►

THD

◄ before              after►

 

Build with HIGH-GRADE top components only for instance:

Equipped with either a combination of AMERICAN STANDARD / UNIVERSAL or SCHUKO power output sockets

Independently Developed Low-Noise Lock Phase Cycle

Regeneration Engine

Large, efficient Aluminum Radiation Fins Compliant with Static

Environment

For checking situation of your power supply and learning on it use the DUSSUN  AC Quality Meter CT-1

> Click here for details.

General

The influence of AC quality over audio-video equipment is very similar to that of drinking water over human health in relationship. Stable, accurate, as well as pure and non-contaminated power voltage is a very important condition for audio-video equipment and apparatus to fully play their functions at original designed due level.

In governmental standard “GB/T14549-1993”, the upper-limit value for harmonic wave (distortion) of voltage in low-tension public power grid is 5%, and power supply in low-tension terminal (single phase 220V/three phase 380V) of public power grid belongs to “rough power” in the eyes of experts on electric power. Under the situation when load of power consumption is compacted and complicated, the actual situation will also very often exceed the international allowance. Grievous harmonic wave and noise interference can frequently lead the music played by Hi-end apparatus with preeminent performance and strong resolving power to be put to shame intermingled with noise. DC component generated by asymmetrical AC waveform will also very often lead to noise of vibrations with low IR transformer of large-power Hi-end amplifiers due to DC bias, and in a tranquil environment, the noise of vibration with transformer may no doubt cause most details in music to be relentlessly submerged. The universal influence of AC quality over top-grade audio-video apparatus has become a trouble for a long time in the mind of A-V fanciers.

Private power users normally cannot order high-quality power energy from power supply departments like high-standard enterprise users, however, forward-looking senior players have long before begun using shielded high-level power leads, electric wave filters, isolation transformers, and even high-performance power processors, to improve the AC quality of AV equipments.

Measurements have proved that AC processed with high-level power processing devices can not only ensure a voltage stability and accuracy of circuits, but also minimize the voltage harmonic wave and interference noise to below 0.5% and eliminate DC components, while providing apparatus with high-quality AC is no doubt an important guarantee for safe operation, extension in service life, and improvement of AV replaying quality of AV apparatus.

Description

DUSSUN X Series Pure AC Power Conditioner, based on the latest developed “Precision Waveform Amendment” technique, is able to reduce distortion of power waveform, eliminate interference, and stabilize voltage, thus to achieve highly pure AC power energy, through real-time monitoring of AC waveforms and speedy amendment of any error with drift from sine wave track.. By using visual precision measurement devices, for instance such as “Dussun” CT-1 AC Quality Meter, the changes in quality of highly-contaminated power energy before and after processing with  X800/X1200 are observed and measured, and their huge difference may normally enable observers to seriously survey the issues with power supply.

The “Precision Waveform Amendment” system mainly composed of low IR speedy amplifier, digital low distortion benchmark signal source, and high energy-storage power supply performs real-time, continuous, and precise amendment on range of waveform at a responding speed faster by thousands of times than cycle of urban power, thus to ensure a perfect sine wave with very low distortion and extremely high stable voltage for X800/X1200 output waveforms. While the input distorted waveforms are precisely amended, the DC components in the voltage of urban power is also eliminated, so that the positive and negative half waves of the output voltage are precisely equivalent to each other, which can reduce the noise with transformers in large-power amplifiers initiated for DC components in urban power to below the human audible threshold.

X800/X1200 system can completely isolate the input and output loops through ring-form transformer of high-performance quality, and the isolated power supply can greatly reduce or eliminate creepage interference of grounding wires extensively existing in AV systems or precision measurement systems, to achieve a purest AV quality or accurate and authentic measurement results.

X800/X1200 output apparent power depends on load, and can reach 500VA/1200VA, respectively under the environment of good ventilation and radiation conditions, while the capacity of peak value output can moreover reach 2 times that of the maximum rated output. The internal resistance of X800/X1200 is extremely low, and the variation of its output voltage is very small within the scope of rated power, able to eliminate voltage fluctuation arising from power supply circuit during change in loads, its super-strong transient power supply capacity and stable output voltage can provide music play with most accurate dynamic response, and its prompt responding speed is incomparable with traditional AC voltage regulators, absolutely free from the occurrence of dynamic compression with general AC power processors severely criticized by people. The electrical efficiency during the rated output power exceeds 80%,  higher by far then the linear (AC-DC-AC) regenerated AC power, able to provide more vigorous power output than the former under the same volume (weight) in addition to a low heating level.

X800/X1200 have adopted a DUSSUN-unique “Synchronous Cycle Processing” technique, so that the output voltage and the input voltage are always maintained precisely identical to each other in terms of frequency and phase, free from video bias tape and zero position oscillation when applied to AC systems, and able to avoid beat interference of different power supply frequencies, for a stable display of measurement indication value.

X800/X1200 completely in linear operation are able to effectively reduce the distortion of original power waveform by a big margin, and due to the innate superiority of linear operating mode, the output voltage is fully free from the high-frequency noise and radiation of electromagnetic interference (EMI) arising from pulse width modulation (PWM) mode which is difficult for switching AC power processors.

X800/X1200 are built in with highly stable digital display meter, able to precisely display “input voltage”, “output voltage”, and “output current” on a real-time basis.

X800/X1200 are set with two groups of power output sockets through wave filtration (4 output sockets for each group), so that they can be connected to devices with different groups of sockets for mutual impact to be minimized. The normal method of use is to connect the simulated and digital equipments with sockets of different groups respectively, or to connect the small-power and large-power equipments with sockets of different groups respectively to reduce mutual interference.

Design of X800/X1200 fully is in compliance with security specifications, with restraint device for surge of high voltage set inside the system, able to restrain high voltage surge from power circuit and voltage overshoot (such as electric surge of lightning). Its outer shell in aluminum-magnesium alloy is securely connected with grounding system, to ensure that it is always in a reliable secured status under any circumstances. When output power reaches or exceeds the design allowance, buzzer will generate alarms, and when it is seriously overloaded, they will automatically disconnect the output voltage to ensure that it is not damaged and power can only be recovered by manual re-starting, which is to be recognized by users.

X800/X1200 are applicable to occasions with requirement of high-quality power supply and free from noise interference. For precision measurement environments, X800/X1200 can serve as standard AC power supply, to provide pure electric power for various devices.

Technical Data

 

X800

X1200

Operating Frequency

50 ± 0.5 Hz

Rated Output Power

800 VA

1200 VA

Short-time Max. Output

1500 VA

2200 VA

Rated Output Voltage

AC 220 V ± 1%

Rated Output Current

3.7 A

5.5 A

Peak Value Output Current

40 A

60 A

Output Voltage Distortion

≤ 0.5%, when Urban Power Distortion is ≤ 5%

Scope of Input Voltage

AC 192 ~ 252 V

Voltage Regulation Rate

≤ 1%

Load Regulation Rate

≤ 1%

Display Precision

Indication Value x 1% ± 1

Idle Power Consumption

≤ 40 W

≤ 50 W

Cooling System

Large-scale Aluminum-Magnesium Alloy Radiator of Natural Convection

Number / Type of Outlets

4x US + 4x Universal

or

8x SCHUKO

4x US + 4x Universal

or

8x SCHUKO

Exterior Dimensions W x H x D [mm]

230x356x396

230x406x396

Net Weight [kg]

23.3

25.5

Order Code

Price

Conditions

Delivery Volume

DU-X800

€ 950.00 per unit

See under "General Terms for Delivery to EU Countries only" (click here on text)

Brand-new, original packing, once opened for check and short test, including the following items:

1 Power Conditioner, power cable, 1 original operating instruction

DU-X1200

€ 1175.00 per unit

See under "General Terms for Delivery to EU Countries only" (click here on text)

Brand-new, original packing, once opened for check and short test, including the following items:

1 Power Conditioner, power cable, 1 original operating instruction

Attention, please !

You also might receive offers in a first view looking lower than ours. But, sure in a first view only. This, because all of them are based on prices fob Hong Kong or China only and not door to door as it is with us. They do not include all the further costs such as shipping, insurance, custom, VAT and so on, what will add on top of them before you hold your good in your hands. Please, learn more on this by clicking here.

How to order

Basically you order by  prepayment of item price or items prices for goods you would like to purchase to us. As soon as we have received your payment order will be executed. We offer you the following payment methods:

  • PayPal - just click on the PayPal Shopping Basket sign on this page and follow the instructions

  • Credit Card via PayPal - just click on the PayPal Shopping Basket sign on this page and follow the instructions

  • Bank Transfer - follow the instructions for bank transfer as mentioned on this page

Please, note:

Payments via PayPal or Credit Cards practically are in real time mode and for that reason very fast. They also are safe. So, if you want to receive your goods faster you perhaps should prefer these methods. Bank Transfers, depending on country you live will take at least 5 to 7 days or even longer.

< Please, click here for X800

< Please, click here for X1200

Instructions for Bank Transfers - please, follow the steps as indicated below.

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Attention, please:

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© Copyright

The above offer regarding design, texts, graphics, photographs, colors and so on is protected by  ©Copyright. Use in any form, also in parts only by third parties not having our approval in written form is prohibited and might be reason for legal action from our side.

En, EU

Copyright © 2004 Diamond Palace Investments Limited
Last modified: 10/13/07