Tube Power Amplifiers



Type Monoblock power amplifier with separate power supply. AB Class
Bias Manual - adjustment when the tubes type is changed
Power 350 W
Bandwidth 20Hz to 25kHz
Sensibility 710mV
Number of blocks 4
Tubes list 24 x KT90/KT120, 6 x ECC82, 2 x ECC83, 4 x EF86
Dimensions 800 x 355 x 260 mm each
Weight 240 Kg
Consumption 1000 W per channel


Flagship power amplifier. The JA500 is made of 4 blocks: two for power supply and two for amplification, it has the same number of tubes as the JA800 had but has improvements in reliability and ease of set up. These power amplifiers can delivers a mind-blowing 350 watts per channel.


The JA500 will bring you where only few power amplifiers may pretend to. Despite its massive power capability the Jadis JA500 remain highly musical. This state of the art tube power amplifier is able to handle any kind of speakers, even those that are really demanding. The sentence that describe the best these units is: “an iron fist in a velvet glove”.


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  • Salon Haute Fidélité 2017 Paris

    Salon Haute Fidélité 2017 Paris

    On November 18 and 19 th will be held in Paris le Salon Haute Fidélité (Hôtel Marriott Paris 14ème).<br /> The opportunity to listen to the JA80MKII along with JP80MC !

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