NOS 1967 OrangeGlobe Amperex 7308 USA ~ Premium Upgraded 6922 6DJ8 ~ OE Box + Amplitrex Digitial Tested ~ Expansive Tone Transparent Detail Warm Bass HolyGrail ~ Rode K2 NTK Vocals

the breath of life, amperex 7308 usa are audiophile crown jewels, top ranked holographic euphoric stage w/ transparent detail

reserve your front row live-concert seating today w/ this rare orange globe edition, dazzling rich air-halo and warm grey micas

3-dimensional presence, phenomenal full-register pickup, and expansive sound reproduction captures vocal nuanced euphony

7308 also feature more frequency extension and bass kick over 6dj8 design, w/ more rugged noise control and 10k hour life

often compared to heerlen holland, usa ny amperex 7308 are clarity kings and the orange globe dynamics are sought after

sound system purifiers, the resolve is sparkley and vivid while the treble boost brings immediacy to instruments and percussion

authentic 1967 ny print code 67-49 w/ faint vr5 *7 etch code + oe box + complimentary amperex box and amplitrex results included

all tubes are twice tested, carefully curated and audio auditioned noise-free

digital amplitrex tested for unparalleled accuracy 16.2/15.4 where 15ma is nos, results included

~twice tested! full gm conductance test w/ tight balance 124/114 % gm (65 good) + important life test pass

our life test is a key longetivity indicator, and our unique gm output test applies 225 vdc simulating actual circuit load

all tubes are also checked w/ an impeccable gas + leak/short check, and a proprietary complimentary refurb deox process

give 100+ session hours w/ your amps voltage to fully cure (breakin is important)

~ships worldwide well packed