2x Siemens E88CC 6922 Gray Shields – Munich 1965/66 – NOS
This is the classic beauty in sound, admired by audiophiles for more than 50 years and will still be our top choice in the next 50 years. Test results...
This is the classic beauty in sound, admired by audiophiles for more than 50 years and will still be our top choice in the next 50 years. Test results...
🔥🔥 RARE NOS 1955 TUNG-SOL 6SN7GT MATCHED PAIR 🔥🔥. 📅 Date Code 322503-3 — November 25, 1955. 📅 Date Code 322522-3 — November 29, 1955. BOXED GRAY PLATES. Original...
RCA 6SN7GTB - TESTS NOS. These RCA 6SN7GTB have a rich harmonic structure with excellent imaging and a sweet non fatiguing sound performance. They are especially known for their...
RCA 6SN7GTB Vacuum Tube. Made in USA. Values are 102% or more above good spec of 1690 Micromhos. Mutual Conductance values are 19800/1720 on Hickok 600A tube tester. Minimum...
Introduced in 1958, the high quality 7591 (predates the 7591a by several years) and is similar to 6gm5 / 7868 / el506. their diverse catalog was all the rage...
This translates into the purest sound reproduction via lowest-noise, batch selection, burn-in, and special qc test match process. see our official site! reserve / request options, new arrivals, limited...
This is one of the finest Audiophile / Hi-Fi Preamp tubes ever made. Huge upgrade to any standard 12AU7 tube. These tubes sound fantastic, are long-lasting, and built to...
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I test all tubes thoroughly and with great care. I test to the best of my ability, and I report all results honestly.
I test all tubes thoroughly and with great care. I test to the best of my ability, and I report all results honestly.