Description

a favorite year sonically, the grail rated 1963 bugle boy sound stage is a highly revered audiophile crown jewel warm musicality, tonal transparency, lively detail ~ the dutch 'house sound' is rich and resonant, resolving and sparkley adding fidelity to vocals and acoustics w/ a nice balanced mid-band, juicy bloom, dynamic treble, and great vivid depth the holographic sound reproduction of vintage philips amperex bugle boy, make them highly collectible upgrade definition and add luminous fidelity to instruments and percussion, preamps stereos tube mics, or any 6dj8 6922 circuit 2 x old stock legendary white label seam-top 1963 bugle boy amperex by philips heerlen holland 6dj8 ecc88 very nice silkscreen! w/ amperex box included, authentic netherlands ga ⊿ 3xx e tch code visible full mutual conductance gm test, pristine balance, nos: 100/100 ~ 100/101 % gm (65 % min good) our high power gm test simulates real circuits, and applies up to 250v, more than many other testers + undergoes a value-added complimentary refurbish and deoxit process ~ one of a kind seller quality control + important life test pass (key longetivity indicator) + impeccable leak / short / gas check give several sessions (100+ hours) w/ your amps voltage to fully cure / break-in ships well packed worldwide w/ free economy 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/special pricing options