AMPLIFIERS
WA2 Headphone Amplifier (OTL Design)
WA2 Headphone Amplifier (OTL Design)
IN STOCK, ships in 1–2 days
Limited time, FREE shipping worldwide
Designed and assembled in New York, USA
3-year limited warranty [learn more]
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Overview
Handcrafted since 2004, the critically acclaimed WA2 is a high performance OTL (Output Transformerless) headphone amplifier. WA2 is a Class-A, all-tube design, single-ended triode (SET) with point-to-point wiring to achieve the most analog sound. Music lovers with high impedance headphones (above 100 Ohms) would find WA2 to be the ideal pairing for their high-end headphones.
Tubes: 6080 power x 2, 6922 driver x 2, 6CA4 rectifier x 2
Polytetrafluoroethylene (PTFE) tube sockets
Single-ended Triode, Class-A
OTL (output transformerless), Point-to-Point wiring
Individual filter choke and rectifier per channel
Pseudo-dual power supply
RCA input x 4
1/4" (6.3mm) stereo headphone output
ALPS potentiometer and power switch
Anodized aluminum chassis, available in black or silver
Self-biasing with compatible tubes [chart]
Global voltage (100v–220v) without converter
Dimensions: 5½"(H), 13"(W), 9"(D), 17 lbs.
Designed and assembled in New York, USA
Three-year limited warranty [learn more]
Highlights
*Specifications and appearance are subject to change for improvement without notice.
Quick start guide
WA2 headphone amplifier x 1
6922 vacuum tube x 2
6080 vacuum tube x 2
6CA4 vacuum tube x 2
*AC power cord and audio cables are not included
