Macbeth…the ULTIMATE Line Preamplifier.
16dB gain, zero feedback, active load DHT tube stage. Double power supply: Tube rectifiers, CLCL regulator plus dual mosfet stabilized stages for HV anode and SLA battery PSU for DHT filaments. LED Display for battery check, internal battery charger. Polypropylene and oil filled polypropylene capacitors in PSU. 6 NOS tubes ( two 4P1L, two E810F and two 6AX4GT ). Only one copper polypropylene coupling capacitor in the signal path. Macbeth…the ULTIMATE Line Preamplifier.
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