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The main power supply design of SpacEND ZERO Electrostatic Headphone Amplifier, is a dual-mono 150 watt power transformer structure, voltage amplification and output power supply are completely independent. A 6X4 electronic tube is introduced as high voltage buffer in the voltage amplification power supply channel with all unit AC filament.
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EL34 maximum screen grid voltage 720V, maximum screen grid consumption 15W. Attention ! Replacing tubes will change the working point. It is necessary to adjust the four adjustable resistors to zero the output bias voltage THD+N:< 0.12% Testing Conditions:THD+N,input:2V rms;RZ:600 ohm;BW:...
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3. Adjust the digital multimeter to DC measurement, insert the two-color meter sticks into pin L(+) and L(-) respectively as Figure Six and adjust L, let multimeter display close to zero, the same as R(+) and R(-) Warranty The whole set is guaranteed for one year. Any tube damage caused by external force is not covered by the warranty.
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(AC220/100 volts) and wait for AT LEAST 3 minutes 3. When the main unit is repeatedly connected to the power supply, the interval between the two SHOULD NOT be less than 5 minutes SpacEND 音响工作室 Made in Shanghai www.yeaudio.com...
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