SYLVANIA JHS 6189/12AU7 WA NOS NIB TESTED À VERFEIL-HAUTE GARONNE

SYLVANIA  JHS 6189/12AU7 WA  NOS NIB TESTED                                       New Oldstock  The tube is new and never used   JHS: military version Sylvania   6189: this tube has been designed to withstand the shocks and vibrationsto which mobile equipment used in aeronautics or electronic devices used inindustry may be subjected   The filament is reinforced and is able to withstand a minimum of 5000  successive ignitions and extinctions. As compared to the 12AU7 the 12AU7A exhibits a lower microphonic output UNUSED  TESTED at (Va:250,Vg1:-8,5v):   Ia  8,1mA &  8,9mA Typical charasteristics are (Va:250v,Vg1:-8,5v): Ia 10,5mA     Delivered on original box     Please ask all questions and I will be happy to answer If a problem arises contact me and I'll try to fix the problem Outside France, payment only with Paypal Colissimo  France: 5 €   je décline toute  responsabilité en cas de casse durant le transport, les tubes étant fragiles par nature,  La meilleure solution reste l'envoi dans un  paquet, plutôt qu'une lettre bulle. TT5