Ecc83

Tube Sound Comparison - ECC83 VS ECC808 (VALVO)

Tube Sound Comparison - 1950'S 6N2P VS ECC83

Tube Sound Comparison - JJ VS. NEW SENSOR (Sovtek,Tung-sol,EXH )

Tube Sound Comparison - 6N2P VS. 6N2P-EV

Tube Sound Comparison - Vintage 12AX7 VS Vintage 6N2P

Tube Sound Comparison.- Modern VS Vintage Pt. II - ECC83/12AX7 (Best of both world)

Tube Sound Comparison - Mullard VS. Tungsram ECC83/12AX7

Tube Sound Comparison - Philips VS. Siemens ECC83/12AX7 (50's and 60's)

Tube Sound Comparison - 3 Decades of Philips,Holland ECC83/12AX7 (70's, 60's, 50's)

Tube Sound Comparison - Ei Yugoslavia VS Telefunken ECC83/12AX7

Tube Sound Comparison - ECC83/12AX7 Modern VS. Vintage ( JJ vs Philips)

Tube Talk - ECC81 / 12AT7 for phase inverter. (RFT, Ei, Marconi Italiana, La Radiotechnique)

Tube Talk - Hungarian made Tungsram ECC83/12AX7

Tube Talk - German made ECC83/12AX7 (Telefunken, Siemens, RFT)

Tube Talk - New Sensor Corp. Russian made ECC83/12AX7 (Electro Harmonix,Tung-Sol,Sovtek etc.)

Tube Talk - Rebranded vintage ECC83/12AX7. How to indentify your tube

Tube Talk - British made Ecc83/12ax7 (Mullard and Brimar)

Tube Talk - JJ Electronic ECC83/12AX7 types. Which one to choose?

Tube Talk - Ei Niš Yugoslavia ECC83/12AX7

Tube Talk - Philips Heerlen - Holland ECC83/12AX7