Description

an audiophile classic! pure precision, lively musicality, pin-point bass, and transparent imaging, w/ a great treble showcase the top sonic echelon aframe orange series philips amperex are rugged, responsive, highly balanced, w/ great vivid dynamics the textbook dutch 'house sound' is resonant, resolving, w/ immersive presence, making it popular for a variety of genre types transform your playback experience to a higher level of detail, even/odd harmonics, and holographic sound reproduction great for circuits that are tough on 6922/e88cc lifetime, 6dj8 ecc88 apps, preamps, stereos, phono stages also a popular fidelity and definition upgrade for tube mics rode k2 ntk / at-4060 audio technica and more! 2 x old stock philips amperex heerlen holland 6dj8 ecc88 a-frame orange label parasol getters authentic netherlands ga ⊿ e tch codes visible + amperex boxes included! matched pair + includes complimentary pin protectors and optional harmonic tube dampeners full mutual conductance test + leak/short/gas/life check, pristine balanced pair,: 101/102~101/101 % gm (65 % good) our high power output test simulates circuits, and applies up to 250v, more than many other testers + undergoes a value-added complimentary refurbish and deoxit process ~ one of a kind quality control give several sessions (100+ hours) w/ your amps voltage to fully cure / break-in ships well packed worldwide w/ free postage! ~ authentic vintage hifidelity audiophile / preamp / power / mic tube curation by caliacoustics~ see our official site for new arrivals + limited edition collectibles + rare true nos sealed box + pinched waist rarities + high-resolution headphones + reserve/request pricing options