Share: Title:Upgrade tubes in Willsenton R800i 300B 805 tube Integrated Amplifier .#trending#youtubeshorts#audio Duration: 0:42 Plays: 878 views Published: 8 days ago Download MP3 Download MP4 Simillar Videos ▶️ 3:25 Willsenton R800i 300b 805 Tube Amplifier Demo With Paiyon P4-2.0 Speakers. 878 views • 3 days ago ▶️ 15:05 Boyuurange A50 Mkiii 300b Single-end Class A Tube Amplifier Play With Soundartist Sh10b Speaker 878 views • 3 years ago ▶️ 1:30 Willsenton R-800i 300b 805 Tube Single-ended Class A Integrated Amp & Power Amplifier With Xlr 878 views • 4 years ago ▶️ 0:32 Willsenton R-800i 300b 845 Tube Single-ended Class A Integrated & Power Amplifier With Xlr Input 878 views • 4 weeks ago ▶️ 6:04 Willsenton R-800i 300b 805 Tube Integrated Amplifier Single-ended Class A Power Testing Before Send 878 views • 4 years ago