Introduced in 1948 by tungsol, the 5687 was designed for avionics (arinc), high transconductance for industrial and military use. the top sonic echelon 5687 black plate tungsol usa are grail ranked for their legendary holographic warm sound reproduction.
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This rare 7dj8 (pcc88) is a popular 6dj8 6922 sub ~ upgrade the textured vinyl style intimacy of your preamp / stereo / tube mic. these run at. 3a constant which reveals more linear forward detail (moreso than laid back 6dj8), and better low-end bass kick.
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El34 has a long tenured history, known for its pronounced distortion characteristics, distinct over other power tubes such as 6550. many oem amp makers utilized el34, especially early/late marshall, to often achieve a heavy rock ambience and/or softer sound.
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The 5687 is a unique general purpose audio tube that can be used at high current. Sonic Frontiers Power 2, Audio Experience balanced A2 pre, Ongaku, Audio Note, New Audio Frontiers Legend II pre. Sony NS999ES CD player, Opera Audio Consonance Cyber 800, Cyber 211, Zanden, LUX 300B amp,Kondo M1000.
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4 x black aluminum knobs used on vintage Spectra Sonics consoles and modules, used, with moderate wear. Diameter: 0.93”
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Introduced in 1954, the top sonic echelon 5814a are low noise long life industrial grade high power 12au7 ecc82, at 175ma. these audiophile crown jewel special communications 5814a, are sought after for their ultra low-noise floor and harmonics!
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Vehicle Sound System Premium Sound. Main Harness Function Replace Original Vehicle Stereo Wiring Plug (Male Side). Car Audio & Video. Car Security & Safety. Compatible Premium Audio Systems N/A. Premium Harness Features.
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The subtle warmth, sparkly resolve, sweet punch, and overall dynamics, all contribute to rca side getter collectible lore.
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