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Powerblock Mains Conditioners
The Trichord Powerblock series of AC mains conditioners have been designed specifically for use in conjunction with high quality domestic audio systems for the specific purpose of improving sound quality.
Several types of noise and distortion are reduced with the use of these conditioners. The key parameter is the reduction of 'common mode' noise, that is noise and distortion that is equal to both the live and neutral wires on the incoming mains.
Powerblock 500
Powerblock 500 Mains Conditioner
Powerblock 500 Specifications
UK / European Model

Useable Voltage Range Useable Voltage Range

Rated Frequency 50Hz

Rated Power Handling 500VA continuous

Power Consumption less than 4 watts

Output Sockets Dual 13 amp switched

Thermal Safety Cutout 110 degrees C core temp

Weight 13 Kg

Dimensions H=105mm W=357mm D=220mm
The Powerblock 500 will provide up to 500VA (500 watts) of continuous mains power, and 2500VA (2500 watts) of short term transient power. This is sufficient to power the majority of domestic Hi Fi systems in use today. However, we recommend that for best performance a considerable margin of latitude is allowed. Therefore we suggest that for stereo systems of up to 100 watts per channel, the Powerblock 500 will be sufficient. If your power amplifiers are greater than 100 watts per channel then either use one Powerblock 500 for each channel or use the Powerblock 1000 (1000VA of continuous power) to run the whole system.

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Powerblock 1000
Powerblock Mains Conditioner
Powerblock 1000 Specifications
UK / European Model

Useable Voltage Range 190 to 265V AC

Rated Frequency 50Hz

Rated Power Handling 1000VA continuous

Power Consumption less than 8 watts

Output Sockets Dual 13 amp switched

Thermal Safety Cutout 110 degrees C core temp

Weight 28 Kg

Dimensions H=210mm W=203mm D=370mm

The Powerblock 1000 will provide up to 1000VA of continuous mains power, and 5000VA of short term transient power. This is sufficient to power the majority of domestic Hi Fi systems in use today. However, we recommend that for best performance a considerable margin of latitude is allowed. Therefore we suggest that for stereo systems of up to 250 watts per channel, the Powerblock 1000 will be sufficient. If your power amplifiers are between 250 and 500 watts per channel then use one Powerblock 1000 for each channel.

To purchase this item at our online store - click here
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