Description: incredibly rare, true nos sealed box vintage preamp audio tubes, carefully curated direct from japan collectors revered by audiophiles, vintage hard vacuum matsu japan 12bh7a are top sonic echelon mullard alternatives!often described as an open tone, dynamic and 3-dimensional, and known for their slightly higher gain than averagethe british supplied '60s expert engineering via 'transfer of technology' tooling resulted in several audiophile advantages:same anodes, micas, electrode geometry, glass envelope, spot welding, grid wire spacing and cathode processing chemistry!translucent highs and warm mid-band tone euphony, live-concert style delineation between instruments vocals and percussion take your listening experience to a higher level of dimensional engaging detail, immersive harmonic imaging and transparencytransform sound reproduction and realistic playback across multiple genres w/ rich bass depth and holographic textured resolve 12bh7a are popular tuning choice, 12au7 ecc82 plugin subs, allowing you to hear the signal better w/ less distortiondepending on the circuit, these are also more linear and wont compress the signal as much as 12au7 at high voltagesplus higher frequency response, additional gain factor, and higher max anode dissipation at higher operating voltages if opened, give several sessions or up to 100+ hours w/ your specific amps voltage to settle in (break-in is important)ships well packed worldwide w/ free economy postage, several available ~ authentic vintage hifidelity audio curation by caliacoustics ~see our official web site for reserve/request options, new arrivalstrue-nos sealed box rarities and limited run special editions
Price: 295 USD
Location: Leander, Texas
End Time: 2024-08-04T12:24:09.000Z
Shipping Cost: 0 USD
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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: matsu
Type: Preamp Tubes
Custom Bundle: No
Model: 12BV7 12BY7 12DQ7 ecc82 12au7 12BH7A
MPN: 12BV7 12BY7 12DQ7 ecc82 12au7 12BH7A
Country/Region of Manufacture: Japan
Modified Item: No
