WooAudio 6

WooAudio6 - Single-Ended Class A Tube Headphone Amplifier with Output Transformer

* Technical Specifications : Headphones impedance : 8-600 Ohms
* Input impedance: 100 Kilo-Ohms
* Frequency response: 10 Hz - 50 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 [PDF] rectifier tube. Direct substitute: 5U4G
* Two 6DE7 [PDF] drive/power tubes
* All tubes. No semi-conductors in the entire circuitry
* High or low headphone impedance switch
* One ¼" headphone jack
* 80 watts specially made toroidal power transformer.
* Full aluminum die-cast chassis, alodinze finished
* Whole aluminum volume knob and power switch button
* Gold-plate RCA
* Alps potentiometer and power switch
* Dale and Vishay high precision resistors
* Teflon wires

* 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.
* Power cord and interconnection cables are not included.