Cayin HA-2A | Desktop Tube Headphone Amplifier-Bloom Audio
Cayin HA-2A | Desktop Tube Headphone Amplifier-Bloom Audio
Cayin HA-2A | Desktop Tube Headphone Amplifier-Bloom Audio
Cayin HA-2A | Desktop Tube Headphone Amplifier-Bloom Audio
Cayin HA-2A | Desktop Tube Headphone Amplifier-Bloom Audio
Cayin HA-2A | Desktop Tube Headphone Amplifier-Bloom Audio
Cayin HA-2A | Desktop Tube Headphone Amplifier-Bloom Audio
Cayin HA-2A | Desktop Tube Headphone Amplifier-Bloom Audio
Cayin HA-2A | Desktop Tube Headphone Amplifier-Bloom Audio
Cayin HA-2A | Desktop Tube Headphone Amplifier-Bloom Audio

Cayin HA-2A | Desktop Tube Headphone Amplifier

Regular price$1,299.00
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Color

Cayin gold logo with shadow

Cayin HA-2A Captures Vintage Sound and Delivers it With Modern Precision

  • HA-2A was designed from the ground up to deliver vintage tube character
  • Features 4-Pin, 4.4mm, and 6.3mm Headphones Outputs
  • Desktop friendly design helps HA-2A fit into your lifestyle

Cayin HA-2A black amp front quarter on white table with incense and slate blue background

Precisely Crafted Amplifier with Vintage Vacuum Tubes

A carefully engineered circuit with (x5) vintage NOS vacuum tubes, CA-2A sounds stunning. Expect rich detail, a wide soundstage, and effortless musicality along with the unique mellow timbre and warmth of vintage NOS tubes.

  • Matched pair of Amperex 17BF11 NOS dual pentode composite tubes for SE Class A power amplification
  • Matched pair of Amperex ECF82/6U8 NOS high-gain pentode / medium-gain triode composite tubes for voltage amplification
  • Single RCA 17AX4GT NOS rectifier tube for pre-amp stage plate power supply

Specialized Single-Ended Class A Tuning

Cayin's engineers created a single-ended Class A design to take full advantage of the characteristics of each vintage tube. In every step of the design, component selection, and final wiring, preserving the character of the tubes was carefully considered.

Cayin HA-2A black amp warm eye level on table with plant and attached headphone cable

Key Features

Impedance Matched Headphone Output: choose from Low, Medium, or High impedance to match your headphones

Optimized Headphone Outputs: the 4-pin XLR will provide the maximum power while the 4.4mm output allows for compatibility with high-end IEMs and more sensitive options.

60 Second Startup Delay Circuit: Protects your tubes and minimizes noise related to the warm up cycle of the amplifier

Reference Grade Point-to-Point Wiring: Cayin vacuum tubes are point-to-point wired to ensure the shortest signal path. The entire circuitry is hand-wired by skilled, attentive to detail craftsmen using premium components.

Exquisite, Refined Aesthetics: seamlessly integrates with the Cayin portfolio and features dual retro VU meters, Vacuum Tube protection cage, and premium chassis finish with uniform color and fine contours.

Cayin CA-2A Headphone Amp in Stack

Incredible Craftsmanship and In-house design

The entire circuit is hand wired using point to point wiring, rather than a circuit board. Point to point, shortens the signal path and improves the efficiency and conductivity. Cayin also uses power transformers, designed and wound in house, to ensure that the shielding and output is up to their standards.

Specifications

  • Analog Inputs
    • RCA L+R
    • XLR L+R
  • Output Power
    • 4.4mm BAL: 200mW (L), 300mW (M), 370mW (H)
    • 6.3mm SE: 330mW (L), 550mW (M), 750mW (H)
    • 4-Pin XLR: 800mW (L), 900mR (M), 1000mW (H)
  • Vacuum Tubes
    • Amperex 17BF11 (x2)
    • Amperex ECF82/6U8 (x2)
    • RCA 17AX4GT
  • THD: <0.2% (1kHz, 100mW)
  • SNR: 100dB (A-weighted)
  • Weight: 22 lbs (10kg)
  • Dimensions: 10.6" x 9.7" x 5.6" (270 x 247 x 143mm)
  • Power Consumption: 60W

In the Box

Cayin HA-2A Desktop Headphone Amplifier

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Customer Reviews

Based on 2 reviews
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G
George W Aaron
Great sounding amplifier

I am not about writing reviews about audio equipment, so if you want to read about this amp sounding as smooth and warm as hot fudge melting over vanilla ice cream, this is not a review for you. My first introduction to tubes for audiophile listening was when I bought an Audio Research SP-6C in 1988. I fell in love with the sound tubes could provide, owing multiple Audio Research preamps and amps along the way. Early on, my system was euphonic with wonderful tube bloom. As my system evolved, so did my ears, and before I sold my kit 4-5 years ago, I was listening to Audio Research Reference electronics and Martin Logan hybrid electrostatic speakers, with an Esoteric SACD Player. I go through all that for some back ground, I prefer my music to be reproduced in clean and quick, with detail but still with tube decay and intonation. This was the main reason I picked the Cayin HA-2A amp, vs the HA-3A. Plus it came with NOS Amperex tubes. I have done lots of tube rolling in the past and owned three tubes testers, and did not want to go in that direction again. Although, I did locate some nice NOS RCA and Sylavnia backups for the Amperex. I wanted to keep my listening kit somewhat small. I listen in my great room while my wife watches TV. I used an Eversolo DMP-8 (also from Bloom,) and Dan Clark Audoio E3 headphones. Norah Jones “Come Away with Me,” is a superbly recorded album. I have missed her voice and the instrumental backings. When the song “Seven Years” started, and I heard the breathiness of her voice, the acoustic guitars with fingers sliding on the fretboard, and the sweet edginess of the slide steel guitar, all I could do was smile. On the bass driven track “Three to get Ready” off Dave Brubeck Quartet “Time Out,” following the bass lines, which to me, drive that piece, along with Paul Desmonds sax, hearing the reed while he plays and Brubecks driving piano, I knew I had my forever kit. With solid state gear, I did not find it nearly as enjoyable and the music never took me in. Now I have that again, where I can just listen and enjoy. Not dissect what is missing. This set up meets my needs nicely and the Cayin HA-2A surpasses the Violectric V222 I was using previously. The HA-3A would sound different I am sure. Being SET, I would guess more euphonic sound, but given my listening experience, that is not what I was looking for. The HA-6A would offer both options, but in a much larger package than I want. I this review was about Goldilocks and the Three Bears, I guess the HA-2A is just right for me. I bought the HA-2A thinking I might return it within the 30 day window Bloom so generously offers, to exchange for the HA-3A. After a couple weeks of listening, this little beast is safely ensconced it it’s place next to me. I don’t see it going anywhere. Depending upon what your listening preferences might be, this could be the perfect amp for you as well.

M
Mervman
Awesome NOS Tube Amp

Head to head vs $5000 Feliks amp, the Cayin HA 2A is nothing short of a musical revelation, nice NOS tube sound, build quality also super nice. The feature set on the HA 2A for the price is everything you could ask with all different input and output also the best part of this amp is different ohm setting and that helps alot with all my headphones collection. Last but not least, thanks Bloom Audio shipped quickly, and top notch after sales service with all the follow up emails, btw took UPS only 3 days from order to my door delivered to Vancouver Canada, definitely will buy again cheers! 🤟🍻

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