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GOLD LION KT88 POWER TUBES The King of all power tubes is back! Manufactured to original specs of the original Genalex "Gold Lion" tubes. This tube uses gold plated grid wire, carbonized screen grids, and tri-alloy clad ..more... GLKT88 quad $299.99

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MULLARD EL34 POWER TUBE The closest tube available on the market to the original Mullard El34's. A great replacement for Marshall and other high wattage amps. ..more... MEL34-PAIR $55.00

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RUBY TUBE EL34BSTR POWER TUBE High-gain EL34 with dynamic tone. EL34. Extra-strong bottle, gold plated grid. Made in China. ..more... EL34H $18.00 buy 1 for $18.00 ($18.00 ea.) buy 2 for $34.00 ($17.00 ea.)

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RUBY TUBES 12AX7A JJ TESLA SELECT PREAMP TUBE An excellent preamp tube with high gain and minimal microphonics. Made in Slovakia, the former Czech Republic. ..more... 12AX7ACZ $13.50 buy 1 for $13.50 ($13.50 ea.) buy 3 for $37.50 ($12.50 ea.)

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RUBY TUBES 5AR4 / GZ34 PREAMP TUBE Chinese 5AR4 tube. Commonly used as a rectifier tube. ..more... GZ34 $14.65

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RUBY TUBES 6L6GCC POWER TUBES High power handling, very musical tube from the "Winged C" (CBET L AHA) factory in Russia. Available in matched pairs and duets. Ratings in stock may vary, but specific ratings may be special ..more... 6L6GCC matched pair $65.00 matched quartet $130.00

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RUBY TUBES 6L6GCMSTR POWER TUBE Very rugged. These 6L6 tubes are closer to a Philips 6L6 than any other. Good power, soft sound and very dependable. ..more... 6L6GCM $16.49

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RUBY TUBES 6V6GTBC POWER TUBE A heavy duty 6V6GT tube that handles higher plate current. Smooth response with good presence and definition. ..more... 6V6 $14.99 buy 1 for $14.99 ($14.99 ea.) buy 2 for $27.98 ($13.99 ea.)

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RUBY TUBES E34L JJ TESLA POWER TUBE A wonderful EL34 tube, with great tone and lots of power. Very dependable. Made in the Slovak Republic. ..more... EL34 $14.00 buy 1 for $14.00 ($14.00 ea.) buy 4 for $54.00 ($13.50 ea.)

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RUBY TUBES EL34C POWER TUBES These tubes are well known for their quality and superb tonal characteristics ..more... EL34C Matched set of two $65.00 Matched set of four $130.00

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RUBY TUBES EL84 JJ TESLA POWER TUBE MATCHED PAIR High grade, powerful EL84. Much like the GE 6BQ5 with high plate current. ..more... EL84CZ $25.00

RUBY TUBES EL84 JJ TESLA POWER TUBE MATCHED QUARTET High grade, powerful EL84. Much like the GE 6BQ5 with high plate current. ..more... EL84CZQ $50.00

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SOVTEK 12AX7WA/7025 PREAMP TUBE World-renowned for it's smooth, round tone. Good ultra "low-microphonic" pre-amp tube. Made in Russia. ..more... 12AX7WA $9.95

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SOVTEK 5881WXT POWER TUBE PAIR Made in Russia, smooth sounding old style 6L6, has a full plastic base, color coded for tonal characteristics. ..more... - on order, expected arrival date 05/30/08 S5881WXT-PAIR $42.00

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SOVTEK 5881WXT POWER TUBE QUAD Made in Russia, smooth sounding old style 6L6, has a full plastic base, color coded for tonal characteristics. ..more... S5881WXT-QUAD $84.00

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SOVTEK EL84S VACUUM TUBE, POWER Pair of Russian made EL84/6BQ5 power amp tube. The diameter of this tube is larger than some other EL84's and may not fit in amps that use tube sockets with a holder. ..more... EL84S $27.99

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TUNG-SOL 12AX7 PREAMP TUBE Great sounding tube from New Sensor! Very warm and musical, with plenty of bite and ultra-low microphonics. Looking for a great new tube, look no further! ..more... TS12AX7 $14.95