Description: sonotone, a famous maker of audio tubes, hifi amps, mics, and hearing aids, was based in ny usa w/ over 400 tubes by the '50s!breath of life neutral sound reproduction! clear full tone, high headroom, stunning blues overdrive, and less strident than rcaw/ an ultra-small sturdier glass envelope, coil wound heater, special coated internals and low noise unique dampered micas w/ lots of lore around their 7025 clear tops, these authentic legendary 5814a sonotone usa are limited run collectibles often compared to tung-sol, this considerably rare brand is hard to find, and was eventually supplied by mullard/telefunk/siemensas transistors led to the sell-off/transfer of their manufacturing, most sonotone tubes on the market are made by someone else the premium 5814a is revered for its long life and low noise, a top sonic echelon premium 12au7 ecc82 upgrade at 175ma 2 matched sonotone 5814a w/ nice silkscreens, carefully curated w/ oe plain sonotone boxes includedall tubes also undergo a complimentary proprietary value added refurbish deoxit process! full mutual gm conductance test, pristine balance ~ pair1: 105/106~105/108 ~ pair2: 106/101~101/105pair3: 108/108~108/110 ~ pair4: 110/111~110/111 ~ pair5: 110/109~105/106 % gm (65 % min good)+ useful life check pass (a key longetivity indicator) + leak short gas check via dynamic output mutual gm test give several sessions or up to 100+ hours w/ your specific amps voltage to break-inships well packed worldwide w/ free economy postage! ~ authentic vintage hifidelity audio / mic / power / preamp tube curation by caliacoustics ~see our official site for reserve/request options + new arrivals + true-nos sealed box rarities + limited run special editions + ultra high-res headphones
Price: 549 USD
Location: Leander, Texas
End Time: 2024-08-30T21:25:49.000Z
Shipping Cost: 0 USD
Product Images
Item Specifics
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 14 Days
Refund will be given as: Money Back
Brand: Sonotone
Type: Preamp Tubes
Custom Bundle: No
Model: 12au7 5814a ecc82 12au7wa 13d5 6189
MPN: 12au7 5814a ecc82 12au7wa 13d5 6189
Country/Region of Manufacture: United States
Modified Item: No
