Beauty in the world follows in it's proportions the golden section! We at Trenner & Friedl deal with these natural phenomena for more than 25 years. Not only to create beautiful speakers, but above all to achieve a harmonious and natural sound. But no speaker was as close to this goal as PHI: The inner division, the special bracing, the milled segments of the front to prevent bending waves, the driver unit, the cables, the derivative of the Structure-borne noise with different speeds of sound: All this submits to the golden ratio. Phi is a point source that is clearly designed to work in harmony with high-end amplifiers. With the special eye and attention to fine tube amplifier. PHI - The poetry of the golden section, the sound of nature. Főbb jellemzők:

Golden ratio proportions

Multiplex birch wood of different densities

Milled segments on the baffle to prevent bending waves

Multi layered lacquer finish

Fullrange loudspeaker for ideal impulse and phase response

Paper cone impregnated with Italian oil varnish

Cardas internal wire, also constructed in golden ratio proportions

Cardas terminals

Finest crossover components by Mundorf

Designed for tube amplifires