ECC81 (12AT7)
The JJ ECC81 features a special grid plated by gold to reduce microphone interaction and noise. This tube is used extensively in HiFi and Fender amp and is also excellent for dropping gain in tube pedal or overly-aggressive guitar amps. It can also reduce the reverb levels on ECC83/ 12AX7 driven reverb circuits. These are available matched for HiFi use and balanced for phase inverter application. Link to spec sheet
ECC82 (12AU7)
The JJ ECC82 again has special grid plated by gold to reduce microphone interaction and noise. It is used extensively in HiFi amplifiers. It is the lowest gain of the ECC83/ ECC82/ ECC81 series. CURRENTLY OUT OF STOCK. PLEASE SEE ECCC802.
Link to spec sheet
ECC802(12AU7)
This is a long palte version of the ECC82/12AU7. As such is offers greater dynamic range and less compression. It has a richer and more open sound. It can be used in any circuit where a 12AU7/ECC82 is specified. Link to spec sheet.
ECC802 Gold Pin
The ECC802 is specially designed for low microphony and noise. The gold pins ensure maximum conductivity and fidelity. This is the ultimate HiFi preamp tube of the ECC82 type. Link to spec sheet
ECC83 (12AX7)
The JJ ECC83S also has special grid plated by gold to reduce microphone interaction and noise. The "S" suffix denotes a spiral wound filament to reduce hum. This tube tests with more voltage gain and current drive than any other modern production 12AX7 variant. Under comparative tests with Sovtek, Electro-Harmonix and Mullard (NOS) tubes the JJ ECC83S was the least noisy. This tube is absolutely superb in high gain amps like Mesa Boogie, ENGL, Soldano, Carvin Legacy and Peaveys. Available matched and/ or balanced. Link to spec sheet
ECC803 (12AX7)
The factory describe the ECC803 as a Classic long plate European design with special grid plated by gold to reduce microphone interaction and noise. This tube has a fuller sound than the ECC83 due to the long plate design. It is the tone afficianado's dream 12AX7 variant. It is best suited for clean to rock levels, not thrash or death metal. Due to its long plate construction it is not suitable for high gain amps or close to the speaker in small combos. Link to spec sheet
ECC832
A new production high quality 12DW7. Again the same high quality construction is in evidence. Often used in old Hi-Fi gear and vintage Ampeg SVT's. Can also be used to drop the gain in high-gain amps. Very popular in the THD UniValves, BiValves and Flexi's. CURRENTLY OUT OF STOCK. Link to spec sheet
E88CC
The JJ E88CC is a special high quality tube designed to replace any 6DJ8 or ECC88. This is an absolutely wonderful sounding tube for Hi-Fi. It has a very smooth midrange and high end with incredible detail. Link to spec sheet
ECC99
This is the newest R.F. double triode from JJ. It is a unique design recommended for use as a driver for power triodes like the 300B and 2A3 and in the output stage of headphone amps, preamps, CD players and small triode amps in class A. Can be used in place of 5687, E182CC, 6840 and 6BL7 but note that it is not pin compatible with these tubes. This tube is used in the JJ high end Hi-Fi amps. CURRENTLY OUT OF STOCK. Link to spec sheet
EF806S
The newest pre-amp tube from JJ, the EF806S is a high quality variant of the EF86 used in the front end of some classic VOX and current American boutique guitar amps. This is a superb choice for input tube if you are build your own HiFi amp. Link to spec sheet
Note: Matched pre-amp sets for HiFi use are available for a $5 matching fee. Balanced tubes are available for Phase inverter/splitter operation for $5 extra per tube. Graded high gain and low gain sets available for $5 per set.
