Single Ended Mono Block Power Amplifier


Microwave is a new power amplifier made by NAT standard with all tubes by military grade in pure class A, single – ended type, zero global feedback topology.

image description
Single Ended Mono Block Power Amplifier


NAT produced the most powerfull single ended (with Single tube) in the world called Magma New. It is called Magma, because the color of anode so real to vulkan's magma.

image description
Reference Zero Feedback Hybrid Balanced Line Stage


Magnetic is a newest reference point line stage made by NAT standards – transformer coupled, class A with zero feedback circuit configuration. Special selected vacuum tube is used - represent high technology in industrial tube manufacturing.

image description



Inovative Audio Manufacture

image description

NAT is one of the most innovative manufacture globally in the segment of tube and hybrid

Manufacture NAT design and produce High-End vacuum tube based preamplifiers, integrated amplifilers and power amplifiers. The main features are triode configuration, short signal path and zero feedback.
Special attention in the process of fabrication is in the choice of parts that are assembled in NAT audio components. We are specially careful in the choice of tubes. When ever it is possible, New Old Stock (NOS) tubes of the worlds most famous manufacturers (General Electric, RCA, CEI Electron Tube, EI) are implemented. Most of them are also by military grade class.

NAT audio
August 2017 , 5 months ago

August 2017

Transmitter "QB5/1750" Mono Block Power Amplifier has caused a great interest . The result is the publication of the cover story of the month.


April 2017

NAT Audio was show up at an exhibition Praha audio Show, wich took plase on Friday, March 31 and Saturday, April 1 at the hotel Don Giovanni in Prague.

Our distributor KRAUTWIRE  beside theirs best models presented also  NAT AUDIO units.

Details on

, 9 months ago April 2017

    03 view all