NAT Audio Magnetostat

Reference Absolute Zero Feedback Vacuum Tube Line Stage. NAT flagship linestage! Magnetostat set new reference point for the line stage device made by NAT as transformer coupled pure triode class A with absolute zero feedback circuit. Special military grade type 6S46G-V (tiny unique tube with lowest internal impendance) output tubes are used.

Type Absolute Zero Feedback Triode Operation Single-ended (RCA) or balanced (XLR) Frequency Response 1.5 Hz to 600 kHz, -3 dB; 20Hz to 20kHz, +/-0.02dB @ (RCA connection) Noise <112 dB A-weighted Gain 14 dB (X 5) @ RCA or XLR output THD & N <0.08 % @1V output Input Impedance >20 kohms Output Impedance <90 ohms @ (RCA connection) Stereo Separation >100dB @ 10 kHz Tube Complement 4 x 6S46G-V per unit (N.O.S. & military grade) Power Requirements 115 VAC or 230 VAC @ 50 to 60 Hz, max. 50 VA Dimensions 19" (483 mm) wide , 16.9" (430 mm) deep , 7.2" (185 mm) high (max. dimensions) NET Weight approx. 73 lb. (33 kg)/unit + 6.6 lb. (3 kg)/power supply TOTAL Weight approx. 106 lb. (48 kg) packed