OTOMON Laboratory (音門ラボ) / 45/2A3 SE tube amplifier 717A tube drive with All TAMURA transformer 100V spec * Perfect sound !
6moons audioreviews: Yamamoto A-08S 45 Stereo
45 SET amp Project | diyAudio
Jeff checking in ... Triode Lab 45 EVO SET amp, Sophia Electric 45 and 274B vacuum tubes, Pass Labs XP-17 phono stage, First Watt F8 amp, and more! - Jeff's Place
KR Audio 45 Matched Pair (2 matched tubes). Laboratorio Musicale
6moons audio reviews: Fi 45 Stereo "Prototype"
Sun Audio 45 tube amplifier 245, 345, Audio, Soundbars, Speakers & Amplifiers on Carousell
Glow in the Dark Audio - The Type 45 Triode
Triode Lab 45 EVO Vacuum Tube Comparisons: Sophia Electric 45 Mesh Plate, Emission Labs 45 Mesh Plate, Sophia Electric Aqua 274B, and Psvane Acme 274B. - Jeff's Place
Sneak Peek of the Upcoming Positive Feedback Article 'The Art of Vacuum Tubes: Sophia Electric 45 Mesh Plate Triodes and Aqua 274B Rectifier' - Jeff's Place