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Description
monoprice 50-watt stereo hybrid tube amplifier Cayin HA-2ACayin HA 2A Desktop Tube Headphone Amplifier Vintage Tube Character Single Ended Class A Precision Craftsmanship The Cayin HA 2A is a desktop tube headphone amplifier meticulously engineered to deliver authentic vintage tube sound with modern refinement. Combining classic NOS tubes, single ended Class A design, and hand wired point to point circuitry, the HA 2A produces rich detail, expansive soundstage, and the warm, mellow timbre that audiophiles
Cayin HA-2A | Desktop Tube Headphone Amplifier
Vintage Tube Character • Single-Ended Class A • Precision Craftsmanship
The Cayin HA-2A is a desktop tube headphone amplifier meticulously engineered to deliver authentic vintage tube sound with modern refinement. Combining classic NOS tubes, single-ended Class A design, and hand-wired point-to-point circuitry, the HA-2A produces rich detail, expansive soundstage, and the warm, mellow timbre that audiophiles crave.
Vintage NOS Tube Architecture
The HA-2A utilizes carefully selected five vintage NOS tubes for a luxurious and musical listening experience:
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SE Class A Power Amplification: Matched pair of Amperex 17BF11 NOS dual pentode composite tubes
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Voltage Amplification: Matched pair of Amperex ECF82/6U8 NOS high-gain pentode / medium-gain triode composite tubes
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Pre-Amp Rectification: Single RCA 17AX4GT NOS tube for plate power supply
This precise tube selection preserves the unique tonal character, delivering the mellow warmth, dynamic expression, and musicality of classic tube amplification.
Single-Ended Class A Design
Every element of the HA-2A — from component selection to final wiring — is tuned for single-ended Class A operation.
This design maximizes the natural attributes of the tubes, offering:
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Smooth, rich tonal response
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Wide, immersive soundstage
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Low distortion with effortless dynamics
Optimized Headphone Outputs
The HA-2A provides multiple headphone output options for versatile listening:
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4-Pin XLR: Maximum power delivery for high-end headphones
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4.4mm Balanced: Compatible with sensitive IEMs and balanced headphones
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6.3mm Single-Ended: Standard desktop headphone connectivity
Impedance Matching: Low, Medium, or High to perfectly match your headphones for optimal performance.
Reference-Grade Craftsmanship
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Point-to-Point Wiring: Hand-wired circuits ensure the shortest signal path and maximum efficiency
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60-Second Startup Delay Circuit: Protects tubes and reduces warm-up noise
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In-House Transformers: Designed and wound by Cayin engineers for optimal shielding and power output
Every HA-2A unit is assembled with care, preserving the integrity of its tubes and the purity of its sound.
Exquisite Desktop Design
The HA-2A is not only sonically impressive but also visually refined:
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Dual retro VU meters
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Protective tube cage
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Premium aluminum chassis with uniform finish and elegant contours
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Seamlessly integrates with the Cayin i-series portfolio
Why Choose the Cayin HA-2A
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Authentic vintage tube sound with NOS tubes
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Single-ended Class A design for warm, musical output
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Versatile, impedance-matched headphone outputs
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Hand-wired point-to-point circuitry and in-house transformers
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Elegant desktop design with retro VU meters and protective tube cage
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy