Aug 18
These military grade, Joint Army Navy (JAN) vacuum tubes are all new and in the original box. This listing includes many hard to find tubes from manufacturers like Philips, GE, Sylanvia, Raytheon, and more. Due to an ever increasing demand plus a dwindling supply of N.O.S. (new old stock) vacuum tubes worldwide, these Mil-Spec tubes have limited availability and prices are subject to change.
– New remake of the GE 6550, with tough straight bottle and polished metal base. All Ruby Tubes premium power tubes are carefully tested and matched. Matching is done by both plate current and transconductance. Each tube is marked with the plate current and transconductance for that tube and a matched pair or quartet will have tubes that have the same tested value. Ruby Tubes come with a 6-month manufacturer’s warranty, one of the best in the industry. They are so careful about s (more…)
EL34BSTR Single- Sensational new high-gain EL with dynamic tone. Extra-strong bottle, gold-plated grid. All Ruby Tubes premium power tubes are carefully tested and matched. Matching is done by both plate current and transconductance. Each tube is marked with the plate current and transconductance for that tube and a matched pair or quartet will have tubes that have the same tested value. Ruby Tubes come with a 6-month manufacturer’s warranty, one of the best in the industry. They (more…)
Mullard reincarnated. With the new EL34EH, Marshall amp owners can recreate the balanced tone, deep, tight bass, sweet mids, and well-defined highs of the original equipment Mullards. Innovative design and precision construction give the EL34EH exceptionally smooth tone and an ideal balance of pleasing even-order harmonics, while virtually eliminating undesirable odd-order harmonics. Great for Marshalls, Marantz, and Dynacos! According to the technical journal, Vacuum Tube Valley, (more…)
– A heavy-duty 6V6GT tube that handles higher plate current. Works great in Deluxe Reverb amps. All Ruby Tubes premium power tubes are carefully tested and matched. Matching is done by both plate current and transconductance. Each tube is marked with the plate current and transconductance for that tube and a matched pair or quartet will have tubes that have the same tested value. Ruby Tubes come with a 6-month manufacturer’s warranty, one of the best in the industry. They are so (more…)
Aug 18
The Sovtek brand of military grade vacuum tubes are made in Russia and considered to be among the finest currently available. An indirectly heated diode intended for rectification of commercial-frequency alternating current. It has a 140 mA maximum output, filament voltage of 5V, and a filament current of 2 mA ±0.2 mA.
Aug 18
The Sovtek brand of military grade vacuum tubes are made in Russia and considered to be among the finest currently available.
The Czech/Slovak heritage of superior industrial craftsmanship continues with the new line of Tesla tubes. They’re still producing their EL34L with Bohemian leaded glass and a tighter vacuum for more headroom, and the return of the beautifully colored sky blue glass gives these EL34Ls a highly attractive look. For equal current draw the duets and quartets are Premium Platinum Matched, consisting of a 24 hours burn-in, then testing by a state-of-the-art computerized machine to ins (more…)
Aug 18
The Sovtek brand of military grade vacuum tubes are made in Russia and considered to be among the finest currently available.
These military grade, Joint Army Navy (JAN) vacuum tubes are all new and in the original box. This listing includes many hard to find tubes from manufacturers like Philips, GE, Sylanvia, Raytheon, and more. Due to an ever increasing demand plus a dwindling supply of N.O.S. (new old stock) vacuum tubes worldwide, these Mil-Spec tubes have limited availability and prices are subject to change.
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