Rolls Bellari HA540 MK2 Tube Headphone Amplifier

This 12AX7 tube-equipped headphone amp will add warmth and a sense of "weight" to whatever you play through it, kicking your music up a notch.

The Bellari HA540 MK2 is a lush sounding 12AX7 tube headphone amp running 150 regulated volts to the tube plates. With plenty of gain that is uniquely capable of driving headphones rated from 8-2000 Ohms. Having two separate inputs, it's brilliantly designed to work equally well with different source components. It will produce superb clarity when connected directly to a CD player, computer, phone or DAC. A zero-feedback design guarantees a smooth natural analog response. It will be the thing that kicks your music up a notch, and gets you addicted to this hobby. There is a definite weight to the audio quality, in the sense that everything felt like it had some genuine power driving it.

In a world where headphone amps can cost thousands of dollars, it is hard to find honesty in what is a real true improvement in build quality or sound. How can you read through the online reviews to get a good idea of what to buy when it is clear that some reviews are paid for or that other reviews are not taking into account the full story, in personal experience or knowledge. The HA540 is hand built in Salt Lake City, UT by people who have been in the industry for a few decades and have seen it all, from companies selling the equivalent of snake oil and charging outrageously for it, to honest companies that have unfortunately fallen by the wayside.

The HA540 MK2 is an honest and true headphone amplifier. While it is not inexpensive by most standards it is truly an audio bargain for its build read more and sound quality.
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- Input Impedance: 47k ohms
- Output Headphone impedance : 8 Ohms to 2000 Ohms
- Max Output Gain: 19.6 dB
- THD: .04% @ 20 Hz-20K Hz, at 1V RMS
- S/N Ratio: >80 dB unweighted
- Max Output Power: 332 mW/side, 664 mW/Stereo ( @ 30 Ohms )
- Frequency Response: 6 Hz - 51 kHz +/- 3 dB
- Phase Shift (In to Out): 0 db
- Crosstalk: - 75
Dimensions and Weight in Packaging
Base Item
Shipping Weight: 2.5 lbs
Shipping Dimensions: 10 x 8 x 4 in
Manufacturer Part Number (MPN): HA540 MK2

For support or warranty questions, please contact the manufacturer:
Phone: 801-263-9053


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