EL84

"Ei-RC" - Electronic tubes factory EL84 EL84 is A.F. Output Pentode Data Sheet Page 1 of 8 Quick reference data Anode current Ia=48mA Transcoductance S=11,3mA/V Amplification µg2g1=19 Output power Wo=6W Heating Indirect by AC or DC; parallel supply. Heater voltage Heater current Vf 6,3 (V) If 760 (mA) Telephone: FAX: Postal address: Electronic mail: Web site: +381 18 550 741 +381 18 550 806 Bul. Sv. Cara Konstantina 80-86, 18000 Nis, Yugoslavia eirc@eierc.com http://www.eierc.com/rc "Ei-RC" - Electronic tubes factory EL84 Dimensions and connections Base: Noval Data Sheet Page 2 of 8 Telephone: FAX: Postal address: Electronic mail: Web site: +381 18 550 741 +381 18 550 806 Bul. Sv. Cara Konstantina 80-86, 18000 Nis, Yugoslavia eirc@eierc.com http://www.eierc.com/rc "Ei-RC" - Electronic tubes factory EL84 Data Sheet Page 3 of 8 Operating characteristics Class A Anode voltage Grid No. 2 voltage Grid No. 1 voltage Cathode resistor Va Vg2 Vg1 Rk 250 (V) 250 (V) -7,3 (V) 135 (Ω) Load resistance Ra 5,2 (kΩ) Grid No. 1 driving voltage Vi 0 0,3 3,4 4,3 4,7 (VRMS) Anode current Grid No. 2 current Transconductance Ia 48 Ig2 5,5 S 11,3 49,5 49,2 (mA) 10,8 11,6 (mA) (mA/V) Amplification µg2g1 19 Internal resistance Ri 38 (kΩ) Output power total second Distortion harmonic Wo dtot d2 0 0,05 4,5 5,7 6,8 10 32 6 (W) (%) (%) third harmonic d3 5,8 9,5 (%) Anode voltage Grid No. 2 voltage Grid No. 1 voltage Cathode resistor Va Vg2 Vg1 Rk 250 ...