 | audio output transformer building & testing, CNC coil winding machine, 300B SE | 2017/10/03 12:46 | 00:05:37 | 80,557 | 0 | 0 | 0% |
 | TRIAC AC control circuit, SCR LED light controller | 2020/04/05 21:00 | 00:03:03 | 62,754 | 583 | 14 | 0.95% |
 | KT88 EL34 compatible tube audio amplifier FLUXION F/M-K6, PP, UL mode | 2017/10/09 07:37 | 00:03:20 | 47,140 | 265 | 38 | 0.64% |
 | KT88 and KT120 power tube compatibility test, electrical performance | 2017/10/18 10:20 | 00:02:55 | 43,429 | 263 | 39 | 0.7% |
 | 진공관앰프 만들기 실전 #1, 왜 초보자에게 진공관 앰프는 적합한가? DIY 키트 구입은 현명한 방법인가? | 2020/06/23 21:00 | 00:05:18 | 43,198 | 846 | 70 | 2.12% |
 | 3.5mm headphone jack wiring installing on amplifier ; high impedance headphones are recommended | 2020/08/24 20:00 | 00:11:12 | 41,002 | 330 | 45 | 0.91% |
 | 2A3 pp tube amplifier SP-302W, bias check meter. fluxion built | 2016/10/14 10:05 | 00:02:59 | 34,535 | 166 | 16 | 0.53% |
 | dual power circuit using 7812 7912 voltage regulators for analog digital circuit experiment. | 2020/02/01 08:53 | 00:01:43 | 32,151 | 202 | 14 | 0.67% |
 | basic electronics 5, bridge diode full wave rectifier, capacitor input | 2017/11/23 09:55 | 00:03:03 | 30,942 | 229 | 5 | 0.76% |
 | 845 211 switchable SE monoblock tube amplifier FLUXION NT-6 building & testing | 2017/10/21 08:34 | 00:03:26 | 29,685 | 169 | 38 | 0.7% |
 | KLIPSCH VS JBL speaker sound reproduction test w 2A3 PP tube amplifier | 2019/11/23 11:19 | 00:03:32 | 28,251 | 200 | 79 | 0.99% |
 | 300B vs KT88 SE tube amp sound test ; Mary Hopkin Those were the days FLUXION model B-5A | 2021/09/02 06:49 | 00:10:20 | 28,069 | 273 | 72 | 1.23% |
 | MC vs MM Denon Grado phono cartridge tonal quality test, Vinyl LP record sound | 2019/12/07 22:29 | 00:06:14 | 24,938 | 245 | 123 | 1.48% |
 | 진공관앰프 만들기 첫걸음, 300B 슈광 해외직구 배송 소개(ebay), 튜브 테스터와 진공관앰프에 의한 철저한 성능시험 | 2020/04/04 17:00 | 00:07:48 | 24,356 | 374 | 50 | 1.74% |
 | FLUXION 6C33C-B SE dual mono tube amplifier, model AV-7 | 2017/02/26 12:18 | 00:03:19 | 21,568 | 150 | 19 | 0.78% |
 | 진공관앰프의 에미션 감퇴로 인한 값비싼 진공관을 원래 수준으로 부활시키는 방법. 300B 2A3 45 | 2020/03/16 21:00 | 00:10:13 | 21,233 | 377 | 52 | 2.02% |
 | audio lecture 30, 211 vs 845, why output power is different, class A1 vs class A2 | 2017/12/25 07:20 | 00:03:08 | 19,021 | 132 | 2 | 0.7% |
 | accoustics 1, human hearing ability test tone 20Hz ~ 22KHz, test your headphones as well | 2017/11/25 05:57 | 00:01:36 | 18,528 | 102 | 62 | 0.89% |
 | transistor vs tube amplifier sound blind test | 2021/02/01 20:00 | 00:06:07 | 15,713 | 174 | 82 | 1.63% |
 | 클래스 D 앰프의 심각한 4가지 결점과 증상, 눈으로 확인하세요. 허송세월 공학실험실 FLUXION | 2025/03/06 17:00 | 00:06:34 | 15,266 | 222 | 46 | 1.76% |
 | 진공관 에이징 5가지 이유, 바가지 상술에 넘어가지 마세요 | 2020/05/01 21:00 | 00:09:41 | 14,645 | 422 | 65 | 3.33% |
 | sound quality BLIND test, China YAQIN MC-10L VS FLUXION B-7V, EL34 PP VS KT88 SE | 2019/11/11 22:50 | 00:04:44 | 14,212 | 92 | 55 | 1.03% |
 | why impedance matching is important for tube audio amplifiers. output power vs power loss / THD | 2018/08/29 05:48 | 00:03:21 | 13,791 | 69 | 49 | 0.86% |
 | 2A3 buyer's guide, 4 PSVANE SHUGUANG by tube tester, actual music by 2a3 tube amplifier | 2019/06/05 02:35 | 00:05:52 | 13,084 | 124 | 21 | 1.11% |
 | 진공관 구입 가이드, 골드라이온 vs 슈광 300B 진공관 철저 분석 ; 객관적 과학적 실험, 실제의 진공관앰프에 의한 청감시험까지 | 2020/10/12 20:00 | 00:09:39 | 12,817 | 231 | 28 | 2.02% |
 | how to make XLR to RCA adapter for unbalanced audio amplifiers. Balance to Unbalance input converter | 2020/09/12 20:00 | 00:04:56 | 12,797 | 185 | 22 | 1.62% |
 | audio lecture #19, DIY project 833A SE 50 watt tube power amplifier Part 1, FLUXION MF-1L | 2017/12/11 08:18 | 00:03:56 | 12,228 | 130 | 7 | 1.12% |
 | 빈티지 진공관앰프 안심하고 구입해도 될까? 매킨토쉬 알텍 히쓰킷 앰프의 수리를 통한 6가지 결함 소개 | 2020/10/03 20:00 | 00:09:29 | 11,939 | 172 | 22 | 1.62% |
 | EL84 6V6 tube amplifier circuit, audio output transformer HT-8508AD 진공관앰프 회로 FLUXION audio | 2020/02/03 18:00 | 00:01:46 | 11,849 | 122 | 25 | 1.24% |
 | KT120 vs 300B sound BLIND test KLIPSCH speakers ; Ultra Linear vs Triode tube amp tonal difference | 2020/08/26 20:00 | 00:07:07 | 11,824 | 157 | 67 | 1.89% |
 | 진공관앰프 만들기 실전 #2, 6V6 출력관을 오직 기술적 관점에서 고찰한다 | 2020/06/28 21:00 | 00:06:31 | 11,569 | 213 | 27 | 2.07% |
 | vintage marantz 7 tube preamplifier circuit, DIY KIT on ebay, simplified Phono EQ | 2020/02/05 18:00 | 00:01:15 | 11,428 | 82 | 6 | 0.77% |
 | shielded audio wire vs LAN cable, Can we use UTP LAN cable for audio signal? DIY tube amp project | 2018/12/29 07:30 | 00:05:42 | 11,151 | 162 | 23 | 1.66% |
 | 2 how to test bias B+ filament voltage with multimeter, KT88 tube amplifier, fixed bias ultra linear | 2019/01/21 09:48 | 00:05:12 | 11,140 | 358 | 35 | 3.53% |
 | audio lecture 54, can we use 12AU7 instead of 6DJ8? small signal tubes for audio amplifier | 2018/02/16 10:30 | 00:03:39 | 10,941 | 83 | 4 | 0.8% |
 | blind test ; tiny class D vs full size class AB FET amplifier. Chi-Fi FOSI audio #1 | 2024/12/01 11:23 | 00:06:05 | 10,373 | 170 | 49 | 2.11% |
 | how to repair damaged power transformer for tube audio amplifier, 300B 2A3 SE EL34 KT88 | 2019/01/02 05:09 | 00:03:58 | 10,224 | 92 | 18 | 1.08% |
 | Do SE amps sound better than PP amplifiers? blind test w 300B tube amplifiers. JEALOUS Jon & Sondra | 2020/12/24 20:00 | 00:06:23 | 10,179 | 146 | 100 | 2.42% |
 | 진공관앰프 만들기 실전 #3 ; 전원회로 완전 마스터, 초고속 다이오드 초크 캐패시터의 선택 응용 | 2020/07/04 20:00 | 00:07:15 | 10,165 | 125 | 4 | 1.27% |
 | Transistor E B C, test w your multimeter 2N3055 power TR 트랜지스터 감별법 | 2020/01/07 11:39 | 00:03:32 | 10,154 | 76 | 3 | 0.78% |
 | 5 reasons to Burn In tubes for audio amplifiers ; don't be ripped off by marketing strategy | 2020/05/03 21:00 | 00:08:31 | 10,077 | 221 | 68 | 2.87% |
 | tube audio lecture #5, coupling capacitor controvercy 2, cheap MPF vs high priced oil capacitor | 2017/11/18 10:21 | 00:02:50 | 9,767 | 138 | 50 | 1.92% |
 | serious 4 flaws of class D amplifiers ; PWM noise & principles Fosi audio | 2025/02/06 22:01 | 00:06:07 | 8,672 | 206 | 31 | 2.73% |
 | 6AS7 (6080) triode headphone amp 60% completed 双三極管ヘッドホンアンプのフィラメントテスト #audioamplifier | 2025/12/31 19:01 | 00:00:18 | 8,526 | 74 | 4 | 0.91% |
 | buyer's guide, Russian NOS 6H8C vs US used 6SN7 test with audio analyzer + 6C33C-B tube amplifier | 2021/01/17 20:00 | 00:06:28 | 8,411 | 105 | 18 | 1.46% |
 | tube amplifier DIY for beginners #2 ; why I don't use PCB for my products? | 2020/11/25 20:00 | 00:05:30 | 8,344 | 146 | 27 | 2.07% |
 | FLUXION B-7V, introducing the KT88 SE tube power amplifier, 6SN7 drive, UL triode switchable | 2018/07/21 05:30 | 00:01:39 | 8,071 | 45 | 17 | 0.77% |
 | INKEL preamp, once a symbol of audio industry in S Korea 인켈 오디오 정말 대단했었죠 | 2020/01/19 03:34 | 00:01:32 | 8,059 | 39 | 5 | 0.55% |
 | FLUXION VG-15K, 300B SE stereo tube integrated amplifier test | 2017/09/25 08:37 | 00:01:54 | 7,995 | 55 | 7 | 0.78% |
 | tube audio lecture #12, how to build tube amplifiers part 4, KT88 OPT wiring and soldering, FLUXION | 2017/11/30 09:15 | 00:04:27 | 7,949 | 51 | 6 | 0.72% |
