- single - ended single pure class A mono block power amplifier
- genuine design by NAT - NuFET form single (self) amplification stage
- simpliest signal path
- DC coupled (without any transformer, capacitor, choke or resistor on entire signal path)
- scientific grade gold plated FET (one per unit)
- military (N.O.S.) grade nuvistor (miniature metal ceramic triode tube) with over 10.000h of operation
- zero printed circuit board design
- air-core hand coiled choke custom designed for NAT
- silent encapsulated regulated power supply
- over 100.000uF of premium power supply capacitors
- teflon PTFE military grade capacitors in power supply
- star grounding design
- switchable high frequency power output (for better match of different speaker)
- hand assembled all modulated chassis
- high mass laboratory grade output connectors
- gold plated PTFE insulated RCA input connector custom ordered from NAT
- extensively used computer numeric control machines (CNC)
- 4/5" (20mm) thick double aluminum front panel
Technical Specification
|
|
Name | Value |
Type | Single Ended Class "A" |
Power Output | up to 100 Watts @ 1 kHz |
Frequency Response | 5 Hz to 100 kHz -3dB |
THD | < 0.07% @ 1W |
Input impedance | 10 k ohms parallel with 100pF |
Input Sensitivity | 2.8V RMS for 100 Watts |
Gain | 17 dB (x 7) |
Noise | 108 dB below rated output "A" weighted |
Tube Complement | 6CW4 nuvistor (or similar) - one nuvistor tube per block |
Power Requirement | 100 to 250 VAC @ 50 to 60 Hz, 220 VA max. (set in factory) |
Dimensions | 19" (483 mm) wide , 19" (483 mm) deep , 6.9" (275 mm) high |
NET Weight | approx. 117 lbs (53 kg) unpacked / per piece |
TOTAL Weight | approx. 150 lbs (68 kg) packed in flight case / per piece |

