Cayin IHA-6 silver
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Overview
The Cayin iHA-6 is an analog headphone amplifier that delivers up to 7 watts per channel in balanced mode, allowing it to handle headphones with high current demands. Its brushed aluminum chassis, numerous connectivity options, and adjustable current modes make it adaptable to different types of listening and headphones. Designed by Cayin, a specialist in audio electronics, the iHA-6 offers a natural and detailed sound reproduction, highlighting the nuances of recordings.
A refined design combining aesthetics and functionality
The Cayin iHA-6 features a sleek and elegant design that fits perfectly within the Cayin i series product line. Its silver brushed aluminum chassis exudes a sense of robustness and quality. With its compact dimensions of 240 x 252 x 69 mm, it easily fits into any listening environment, while its substantial 3.8 kg weight gives it a commanding presence that reflects the quality of its internal components.
The front panel offers an ergonomic and intuitive layout. A large backlit power button sits on the left, while three smaller switches allow you to select the input, enable/disable high current mode, and choose between high or low gain. The large four-channel ALPS volume potentiometer on the right provides smooth and precise rotation for optimal listening level adjustment.
The rear of the device houses the various analog inputs, with both RCA connectors for unbalanced signals and XLR jacks for balanced connections, offering maximum flexibility for integration into your audio system.
Remarkable power for all types of headphones
The most impressive feature of the Cayin iHA-6 lies in its ability to deliver considerable power. In balanced mode, it can provide up to 7000 mW per channel at 32 ohms in low current mode, and 5000 mW per channel in high current mode. For unbalanced outputs, the power reaches 2200 mW and 1100 mW per channel at 32 ohms, respectively.
This power reserve allows the iHA-6 to effortlessly drive the most demanding planar magnetic headphones, such as the HiFiMan Susvara or Audeze LCD, which require significant current to reach their full potential. High-impedance dynamic headphones, such as the Sennheiser HD600/650/800, also benefit from this generous power reserve.
The dual current mode system is a particularly clever innovation. High current mode prioritizes stability and precision for headphones that are difficult to drive, while low current mode offers more raw power for headphones that require more energy. This flexibility allows you to optimize performance according to the specific characteristics of each headphone.
The gain switch complements this setup by allowing you to adapt the amplifier’s sensitivity to different headphones, ensuring an optimal listening level without excessive background noise for more sensitive models.
Comprehensive connectivity for all configurations
The Cayin iHA-6 stands out for its versatility in terms of connectivity. The front panel offers no fewer than four different headphone outputs, meeting the needs of modern audiophiles.
Two unbalanced 6.35 mm jack outputs are available, one optimized for low-impedance headphones and the other for higher-impedance models. This specialization ensures the best possible performance depending on the type of headphone used.
For users who prefer balanced connections, which generally offer better channel separation and an optimized signal-to-noise ratio, the iHA-6 provides two options: a stereo 4-pin XLR output and a pair of 3-pin XLR outputs (one for each channel). This configuration allows you to use all types of balanced cables available on the market.
On the input side, the amplifier accepts both unbalanced signals via RCA and balanced signals via XLR, making it a perfect fit for any existing hi-fi system. This flexibility notably allows you to connect it to the Cayin iDAC-6 in fully balanced mode for optimal performance.
A natural and detailed sound signature
The Cayin iHA-6 is characterized by highly neutral sound reproduction, with a slight analytical tendency that favors precision and detail. The soundstage it creates is wide and well-structured, allowing for precise localization of instruments and voices in space.
The highs are clear and detailed, sometimes with a slight sparkle that adds to the richness of detail rather than causing listening fatigue. The mids are natural and well-defined, with a slightly forward presence that serves vocals and acoustic instruments admirably. The bass is controlled and precise, providing a solid foundation without overflow, with remarkable definition that allows you to clearly distinguish different bass lines.
Dynamics are one of this amplifier’s strong points. Both in terms of microdynamics, which reveal subtle variations in intensity within a single instrument, and macrodynamics, which convey contrasts between quiet and intense passages, the iHA-6 excels at reproducing the energy and emotion of music.
This sound signature makes it an ideal partner for a wide variety of musical genres, from complex classical works to intimate jazz, energetic rock, and modern electronic productions. It reveals the nuances of high-quality recordings while remaining musical enough to make extended listening enjoyable.
Documentation
Technical Specifications
Key Features
- Fully analog amplifier, with no digital compromise
- Very high output power, up to 2 x 7000 mW in balanced mode
- Two current modes to adapt the response to your headphones
- Compatible with high-impedance or low-sensitivity headphones
- Four headphone outputs available, both unbalanced and balanced
- Perfect match with the Cayin IDAC-6 tube DAC
Audio Performance
- Output power
- Unbalanced (6.35 mm Jack)
- High current mode: 2 x 1100 mW @ 32 Ω
- Low current mode: 2 x 2200 mW @ 32 Ω
- Balanced (XLR)
- High current mode: 2 x 5000 mW @ 32 Ω
- Low current mode: 2 x 7000 mW @ 32 Ω
- Unbalanced (6.35 mm Jack)
- Frequency response: 10 Hz – 80 kHz (±0.5 dB)
- Total harmonic distortion (THD): < 0.02% (@ 1 kHz, 32 Ω)
- Input sensitivity: 620 mV (high current, high gain)
- Signal-to-noise ratio (SNR)
- Unbalanced: ≥ 105 dB (A-weighted)
- Balanced: ≥ 110 dB (A-weighted)
Connectivity
- Line inputs
- RCA (unbalanced)
- XLR (balanced)
- Headphone outputs
- 2 x 6.35 mm TRS Jack (unbalanced)
- 1 x 4-pin XLR (balanced)
- 1 x dual 3-pin XLR (balanced)
Power Supply
- Maximum power consumption: 60 W
- Mains voltage: see indication on the back of the device (multi-voltage)
Physical Characteristics
- Dimensions (W x D x H): 240 x 252 x 69 mm
- Net weight: approximately 3.8 kg
Frequently Asked Questions
What is the difference between high and low current modes?
High current mode prioritizes signal stability and precision, offering better control of the transducers at the expense of slightly reduced power. It is particularly suited to planar magnetic headphones that require a stable current. Low current mode maximizes raw power output and is better suited to high-impedance dynamic headphones that benefit more from voltage than current. Paradoxically, the “low current” mode delivers more power in watts than the “high current” mode.
Do I need an external DAC to use the iHA-6?
Yes, the Cayin iHA-6 is a pure analog amplifier that requires an analog signal source. It does not have a built-in digital-to-analog converter. For use with digital sources (computer, network player, etc.), you will need to pair it with an external DAC. The Cayin iDAC-6 is specifically designed to work in synergy with the iHA-6, but any quality DAC with analog outputs will be compatible.
Which headphones are best suited to this amplifier?
The iHA-6 excels particularly with headphones that are difficult to drive, such as planar magnetic models (HiFiMan Susvara, Arya, Audeze LCD-X, etc.) and high-impedance dynamic headphones (Sennheiser HD800S, Beyerdynamic T1). However, its considerable power and adjustment options allow it to adapt to virtually all types of headphones, from low-impedance models to the most demanding ones.
What is the difference between balanced and unbalanced outputs?
Balanced outputs use separate conductors for positive and negative signals, as well as a distinct ground, which helps reduce interference and improve the signal-to-noise ratio. They generally offer higher power and better channel separation. Unbalanced outputs, which are more common, use one conductor for the signal and one for ground. The iHA-6 offers both types of outputs to suit all headphones, but delivers its full power only via balanced connections.
How does the synergy with the iDAC-6 work?
The iDAC-6 and iHA-6 were designed as natural companions. They share the same design and dimensions to form a cohesive set. The ideal connection between the two devices is via the balanced XLR jacks, which allow you to take full advantage of the fully balanced circuits of both units. The iDAC-6 features a tube output stage that can add a touch of warmth to the iHA-6’s neutrality, creating a particularly pleasant sonic balance.
- Eco-contribution included in the sale price.
- Manufacturer reference: CAYIHA6SR
- GTIN / EAN: 6957914910533
