DIAMANT PASSENDES PAAR 6P14P-ER/EL84/ RÖHREN LANG LEBEND/GOLDGITTER/OTK/RHOMBUS! NEU IM VERKARTON
43,66 €
6P14P-ER is the best variant between all 6p14p and EL84 tubes . a classification of qualities in ascending order would be 6p14p, 6p14p-k, 6p14p-v. Each tube is heated for at least 30 minutes, listened in an amplifier with plate current monitoring and a 1 kHz oscilloscope view of a sine wave.
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