Tube NOS (new old stock), NIB (new in box).
Neuf = Neuf ... New, Never used !
All
the tubes have been fully checked in accordance with the
manufacturer's new values on a Metrix LX109A analyzer (anode current
Ia, slope S, gas & shorts).
Test results:
@ Vp = 250V / Vg1 = -8,5V :
Triode 1: Ia = 11,30 mA / S = 2,50 mA/V
Triode 2: Ia = 10,80 mA / S = 2,40 mA/V
(100% : Ia = 10,50 mA / S = 2,20 mA/V)
Money back guarantee / Garantie satisfait ou remboursé.
Registered shipping (with Tracking number), we combine shipping, just ask before paying.