revered by audiophiles, vintage electronic industry nis tubes were the last to be based on telefunken and philips technology
this smooth plate old production is sought after for warm realistic vocal reproduction, and an upper-mid register showcase
resonant thick metallurgy halo getter, legendary playback w/ a rich resolve, transparent imaging, and subtle treble roundoff
these premium 12ax7 ecc83 capture the purest holographic spatial tone, lowest noise, and live-concert vinyl style intimacy
6 piece collectible set, authentic ei Ω etch code w/ siemens + aeg branding, includes plain tube boxes