The WA3 is a Class A, single-ended triode (SET) design featuring an all-tube drive. It is hand built point-to-point wiring, which eliminate the need for printed circuit boards.

Technical Specifications

• Headphones Impedance: 30-600 Ohms
• Input Impedance: 100 Kilo-Ohms
• Frequency Response: 8 Hz - 100 KHz, -3dB
• Power Output: 110mW @32Ω, 150mW @60Ω, 270mW @120Ω, 330mW @300Ω, 260mW @600Ω (with 6080 tube)
• Signal/Noise: 95 dB
• THD: <= 0.08%
• Voltage: AC 110/220 - 240V, 50/60 Hz, switchable
• External Dimension: 6" (H) x 5.5 (W) x 13" (D)
• Weight: 10 pounds