Woo Audio WA6 耳機擴大機
Technical Specifications :
Headphones impedance : 8-600 Ohms
Input impedance: 100 Kilo-Ohms
Frequency response: 20 Hz - 30 KHz, -3dB
Signal/Noise: 93 dB
THD: <= 0.3%
Voltage: AC 110/220 V, 50/60 Hz
External dimension: 6"(H), 5½(W), 13"(D)
Weight: 13.5 lbs
Standard Features:
Point-to-Point wiring
One 5AR4 rectifier tube. Direct substitute: 5U4G
Two 6DE7 drive/power tubes
Pseudo-dual power supply
All tubes. No semi-conductors in the entire circuitry
High or low headphone impedance switch
One 1/4" (6.3mm) headphone jack
80 watts specially made toroidal power transformer.
Full aluminum die-cast chassis, anodized finish
Whole aluminum volume knob and power switch button
Gold-plate RCA
Silver-plated hook-up wires in Telfon jacket
Brief Introduction to 6DE7:
6DE7 is a dual triode tube, consisting of one drive triode and one power triode. Its performance is similar to a combination of a 6SN7 and a 2A3.
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