Woo Audio
Woo Audio WA6-SE (2nd gen) Headphone Amplifier
Best tube amplifier for audiophiles seeking rich, dynamic headphone sound.
The Woo Audio WA6-SE (2nd gen) is a premium, all-tube, Class-A headphone amplifier designed for desktop use. It features point-to-point wiring and a separate power supply unit for enhanced sonic performance. This transformer-coupled, single-ended triode amplifier delivers a rich tube sound with impressive speed and dynamics. It is capable of driving a wide range of headphones, from 8 to 600 Ohms, to their full potential, making it an excellent choice for maximizing your listening enjoyment.
$1499.00
Owner Satisfaction
4.5
/ 5
Category Rank
400
/ 766
#400 in Headphone Amplifiers
Price vs Category Average
+7%
Above average
Tubes
1372541
/ DE driver/power x , UG rectifier x
Who it's for
- Audiophiles seeking a warm, rich, and emotionally engaging musical experience
- Listeners owning a diverse collection of high-impedance and planar headphones
- Tinkerers who enjoy fine-tuning their sound through vacuum tube rolling
Who should skip it
- Casual listeners working within a strict or limited audio budget
- Users wanting an instant-on device without heat management concerns
- Owners preferring a low-maintenance, set-it-and-forget-it audio setup
Performance breakdown
Sonic Warmth
The all-tube architecture delivers a lush, harmonically rich listening experience.
Build Integrity
Point-to-point wiring and robust anodized aluminum ensure lasting audiophile-grade performance.
Impedance Versatility
Effortlessly powers a broad spectrum of headphones from 8 to 600 Ohms.
Signal Clarity
The dual-chassis design effectively isolates power noise for a pristine signal.
Dynamic Range
Transformer-coupled output provides impressive speed and punchy, lifelike musical transients.
Maintenance Ease
Self-biasing circuitry simplifies tube rolling for a hassle-free customization experience.
Key Specs
Tubes
13DE7 driver/power x 2, 5U4G rectifier x 1
Polytetrafluoroethylene (PTFE) tube sockets
Single-ended Triode, Class-A
Transformer-coupled, Point-to-Point wiring
Pseudo-dual power supply
RCA input x 2
Dual 1/4" (6.3mm) stereo headphone outputs (HI / LO impedance)
ALPS potentiometer and power switch
Features
- Dual chassis design for improved performance
- All-tube design for a rich, warm sound signature
- Point-to-point wiring for optimal signal integrity
- Class-A, single-ended triode (SET) amplification
- Transformer-coupled output for enhanced dynamics
- Independent power supply unit for superior sonic clarity
- Drives both dynamic and planar magnetic headphones
- Available in black or silver finishes
What customers say
Customers consistently praise the Woo Audio WA6 SE (2nd gen) for its exceptional build quality and sophisticated design. Reviewers frequently highlight the amplifier's robust construction and elegant aesthetics, noting how it enhances any listening space. Beyond its visual appeal, the sound quality receives high marks, described as warm, detailed, and engaging, providing a premium audio experience. This amplifier is often seen as a significant upgrade, delivering a refined sonic presentation that justifies its position in the high end audio market.
Know before you buy
The dual-chassis design separates the power supply from the sensitive audio circuitry. This physical isolation significantly reduces electromagnetic interference and noise, resulting in a cleaner, more transparent sound.
Yes. The WA6-SE features two dedicated 1/4" headphone outputs labeled HI and LO. This allows you to optimize the power delivery for a wide range of headphones, from sensitive low-impedance models to demanding 600-ohm designs.
No, the WA6-SE is a self-biasing amplifier. It automatically adjusts the bias for compatible tubes, making maintenance straightforward and removing the need for manual calibration.
Yes, the WA6-SE is designed for global voltage compatibility. It operates on any voltage from 100v to 240v without the need for an external power converter.
As an all-tube, Class-A, single-ended triode amplifier, the WA6-SE provides a warm, rich, and organic sound. It is known for its natural midrange presentation and impressive dynamics, offering a more musical and engaging listening experience than typical solid-state alternatives.
Yes, the WA6-SE is highly capable of driving planar magnetic headphones. Its transformer-coupled output provides the necessary current and control to ensure these headphones perform with excellent speed and authority.
Still have a question?
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