Description

the sonic top echelon from siemens germany! this 1959 early edition is a very rare luminous tone type revered by audiophiles these first run halo-siemens surpass later '60s production via higher resolution and warmer immsersive frame grid internals siemens tubes are also regarded as reference grade, musical warm involving and less sibilant than amperex bugle boys this tube also has more musical bite and low-register traction compared to telefunkens smooth tonal compression this brings more extension depth especially important for instrument delineation, vocal fidelity, and lush cymbal splashes the crimped getter neck delivers holographic linear transparency and bass extension, pure uncolored sound reproduction these are also less harsh than rare dgetter editions, which some audiophiles steer away from for their clinical delivery 7dj8 pcc88 are popular 6dj8 or 6922 plugin subs w/ more head room, detail reveal, and additional low-end bass kick 7dj8 pcc88 are also popular in preamps/circuits that are tough on 6922/e88cc lifetime for those that fail fast top ranked must-listen lively upgrades for stereos, preamps, rode k2 ntk mics + hifidelity apps... upgrade your sound today! authentic dj4#9k etch code germany seam top authentic collectible, w/ siemens box + complimentary refurbish and deoxit process ~ one of a kind value-added quality control well balanced for gm conductance, fully tested 95/90 % mutual gm (65 % good) all tubes also undergo an important life test, a key longetivity indicator + leak / short / gas check full sound auditioned w/ closed back high resolution monitors and aira preamps always give 150+session hours to fully cure at your amps voltage (break-in is important) ships fast well packed worldwide w/ free economy postage! ~ authentic vintage hifidelity audiophile / preamp / mic / power tube curation by caliacoustics ~ see our official site! limited editions, sealed-box true-nos rarities, and special edition collectibles