One NewClassD Triode Preamp with 4 pcs. 6922 Electro Harmonix triodes. Specially optimized for Class D power amps. With focus on low distortion and wide bandwidth. Technical features include CREE recover free diodes, full tube operation, with 4 triodes per channel, ALPS Rk27 volume potentiometer, 4 line inputs and hybrid 4.7uF output capacitor with silver MICA supporting capacitance.
Input impedance 100k, output impedance 300 Ohms, Frequency range 6dB 5 Hz - 200.000 Hz, and the THD was measured at 2 Vrms to 0.05% ruler flat from 10 - 20.000 Hz.
Two NewClassD NCDX Discrete amplifier modules with Softstart modules. XLR and RCA inputs.
Enclosures are DYT-1, from ebay. Painting made by myself, also the CD player is painted with same scheme.

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