The JJ Electronic EL84 is a solidly built EL84 / 6BQ5 with excellent tonal qualities. JJ’s rugged construction of this tube offers high reliability without any compromise to the sound. This tube has solid lows with warm bright mids and shimmery highs. When saturated the harmonics are rich and dynamic. The JJ EL84 nails the classic sound of this tube. This tube can replace any EL84 or 6BQ5 tube.

Product Measurements by Type

Body Height71.4 mmCathode Current (Ik)? 65 mAFilament Current (If)0.76 AFilament Voltage (Uf)6.3 VGain (?)19Grid 1 to filament capacitance (cg1f)0.15 pFGrid Circuit Resistance 1 (Rg1), Automatic Bias1 M?Grid Circuit Resistance 1 (Rg1), Fixed Bias0.3 M?Grid Voltage 1 (Ug1)? -100 V, -7.3 V typicalGrid Voltage 2 (Ug2)? 300 V, 250 V typicalGrid to Cathode Capacitance (cg/k)10 pFGrid to Plate Capacitance (ca/g)0.6 pFHeater to cathode voltage (Uk/f)? 100 VInternal Resistance (Ri)40 k?Item Diameter22 mmItem Height77.8 mmPlate Capacitance (ca)5.1 pFPlate Current (Ia)48 mAPlate Dissipation (Wa)? 12 WPlate Voltage (Ua)? 300 V, 250 V typicalTransconductance (S)11.3 mA/V