buyer's guide, Russian NOS 6H8C vs US used 6SN7 test with audio analyzer + 6C33C-B tube amplifier Young Ahn 6:28 3 years ago 7 224 Далее Скачать
6L6GC performance test ; Russian NOS vs TungSol vs used US Japan for E-1BT tube amplifier Young Ahn 3:01 3 years ago 1 345 Далее Скачать
Is a new 6SN7 better than NOS USSR 6H8C(equivalent or substitute of 6SN7) ; preamp tube test Young Ahn 2:55 3 years ago 2 198 Далее Скачать
6SN7 preamp + 6C33C-B PP ; JBL vs Klipsch tonal colour test, no tone control filters selected Young Ahn 4:54 3 years ago 714 Далее Скачать
300B VS 6C33C-B audio amplifier power tube Damping Factor test, fluxion audio Young Ahn 2:12 4 years ago 2 428 Далее Скачать
soft clipping test by triode 6C33C-B SE amplifier. great waveform at saturated 18 watts. FLUXION Young Ahn 2:22 5 years ago 625 Далее Скачать
audio lecture 62, 6C33C B vs 6C41C, low Rp triodes for Hi-Fi tube audio amplifiers Young Ahn 2:26 6 years ago 2 003 Далее Скачать
6H8C Double triode SE Tube Amp (Using as power amplifier) Body-Guard 0:44 3 years ago 183 Далее Скачать
6SN7 preamp + 6C33C-B PP tube amplifier ; JBL vs Klipsch tonal colour, bass ON test FLUXION audio Young Ahn 4:56 3 years ago 865 Далее Скачать
transformerless 6C33C-B pp tube amplifier build #6 ; OPT winding turn ratio & impedance calculation Young Ahn 5:00 4 years ago 2 122 Далее Скачать
preorder 6C33C-B SE dual mono tube amplifier build #2 ; model B-3A FLUXION audio Young Ahn 2:26 3 years ago 1 213 Далее Скачать
Home made 2X6 Watt 6N13S triode amplifier phono stage testing... Horn Mihály 1:17 3 years ago 562 Далее Скачать
Tube Lab #106 - How to Find Affordable Tubes - Soviet Equivalents Tube Lab 22:30 1 year ago 2 700 Далее Скачать