Plug-in compatible with any EL34, but has slightly different parameter. Top choice amongst guitar player including Yngwie Malmsteen for clean yet thick tone. Excellent in audiophile applications with smooth but strong low mids. Price is for a matched pair.
By popular demand. These tubes have meticulous quality and are excellent value. We burn-in and match them at operating conditions seen in amps like Marshall's and Mesa Boogie's where these tubes excel!
This is a brand new design EL34 produced in Russia. It has similar construction as EL34-SV, but has different grid windings which gives it a definitely unique sound in both guitar and HiFi amps.
This is the all-new Svetlana EL34 available only in US. Meticulous quality, excellent sonics. Awesome in guitar amps, and it sounds rich and smooth in HiFi Amps. Price is for a matched pair.
TungSol EL34B is a drop-in repalcement anywhere EL34 or 6CA7 type is called for.
TungSol EL34B provides a full rich body in guitar amps. In audio application, it has velvet smooth mid-range supported by good bottom and top end balance.< br/>
Price is for a matched pair (two tubes).
Electro-Harmonix version of Big Bottle 6CA7. This is different than the thin bottle EL34. It's a reproduction of Phillips 6CA7, bigger and more high power capable with tone closer to 6L6 voicing at EL34 output level. Price is for a matched pair.
This is a KT77 reproduction that has been getting rave reviews. The Genalex Gold Lion KT77 is a high quality tube with rugged construction.
As for sonics, Gold Lion KT77 provides very good dynamics in HiFi amps. In a guitar amp, it gives good EL34 mids and nice open brightness of 6L6 - The best of both worlds.
PENTODE, POWER
KT77 is an excellent sounding tube now available from JJ. It is a faithful reproduction of GEC KT77 which was designed specifically for audio purpose. KT77 can replace 6CA7 and EL34 tubes.
Note: Early production of JJ KT77 had thinner pins which caused issues in amps with worn sockets. Our current stock does not have this problem.
EL34, 6CA7 and KT77 listed here are all plug-in replacements for the EL34 and 6CA7 types. 
