27/07/2026
🇺🇸 12AU7A / ECC82 Baldwin by Raytheon – Matched Quad – Made in USA 1961
Un raro quartetto matched di 12AU7A / ECC82 marchiate Baldwin, costruite da Raytheon USA nel 1961.
Queste valvole sono riconoscibili per le ricercate Long Black Plates e il classico Halo Getter, una configurazione apprezzata dagli appassionati di audio valvolare per qualità costruttiva, affidabilità e musicalità.
Ogni valvola è stata accuratamente testata e selezionata con Amplitrex AT-1000, ottenendo risultati MOLTO FORTI, basso rumore e microfonicità contenuta, per garantire un quartetto perfettamente bilanciato.
📦 NOS – Matched Quad – Long Black Plates – Halo Getter
✅ AMPLITREX Tested – VERY STRONG
🔇 Low Noise & Microphonics
🇺🇸 Vintage American Raytheon Production – Made in USA – 1961
🌐 www.vacuumtubestreasures.com
🌐 www.vtt.store
🛒 www.ebay.it/str/vacuumtubestreasures
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🇺🇸 12AU7A / ECC82 Baldwin by Raytheon – Matched Quad – Made in USA 1961
A rare matched quad of Baldwin-branded 12AU7A / ECC82 tubes manufactured by Raytheon USA in 1961.
Featuring the highly desirable Long Black Plates and classic Halo Getter construction, these vintage American tubes are appreciated for their build quality, reliability and natural musical presentation.
Each tube has been individually tested and carefully matched using our Amplitrex AT-1000, achieving VERY STRONG results with low noise and low microphonics for excellent electrical consistency.
📦 NOS – Matched Quad – Long Black Plates – Halo Getter
✅ AMPLITREX Tested – VERY STRONG
🔇 Low Noise & Microphonics
🇺🇸 Vintage American Raytheon Production – Made in USA – 1961
🌐 www.vacuumtubestreasures.com
🌐 www.vtt.store
🛒 www.ebay.it/str/vacuumtubestreasures