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Our in-house-designed FPGA interface board
the Model One features: reference-class dual DAC technology
It can therefore be used much lower in frequency than a ribbon while using a less steep crossover slope
1 x RCA (Pre Out)
Fully-balanced discrete circuitry
Sugden HA-4 Headphone amp Featured Our in-house-designed FPGA interface boardThis is my demo. Only one at this price. Masterclass HA 4 Headphone 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
