Sugden Masterclass HA-4 Headphone Pre-amplifier
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State of the art Class A headphone amplifier and compact high end pre-amplifier.
The HA-4 is not only a state of the art class A headphone amplifier, it can also be used as a compact high-end pre-amplifier. The design is similar to our top of the range Sapphire DAP-800 and will drive any dynamic headphone. Featuring Sugden VCV circuit and coupled to a pure class A zero feedback mosfet output stage. The HA-4 is unconditionally load stable with a discrete constant voltage series power supply. A high input impedance ensures absolute minimal loss of signal with perfect current gain.
- Inputs: One line level input, one balanced input
- Outputs: Stereo ¼” jack socket, one line level output
- Volume Control: Manual operation
- Input Impedance: 20k Ohms
- Gain: 16dB
- Channel Separation: >90dB
- Frequency Response: >0.3dB 20Hz-30kHz
- Signal to Noise: >95dB
- Output Impedance: 1 Ohm
- Gross Weight (packed): 6kgs
- Dimensions: 80 x 250 x 310mm (hwd)
* Product ships in 2-7 days