Tube preamp Marantz 7c, kit

Tube preamp Marantz 7c, kit, 

made in Belgrade, Srbija, IkaP Acoustic & Comps!

Marantz 7c

Marantz 7c

-Circuit design  based on  classic Marantz 7c preamp.

-Circuit using two 12AX7, anode followers and one 12AU7, to lower the output impedance, a cathode follower is used.

-A tube high voltage regulator and rectify using EZ80 and ECL86, with time delay circuit.

-A heater voltage regulator, using Schottky  smd diodes and LM2940, with coupling Low Esr capacitors, metal film and SMD, non inductive resistors.



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