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ECC84


Part Number ECC84
Manufacturer BRIMAR
Title Miniature High Slope Double Triode
Description ...
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File Size 59.95KB
Datasheet ECC84 PDF File








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ECC802S : ECC802S A. F. twin triode with separate cathodes, non microphonic Base: NOVAL Uf = 6,3 V/12,6 V If = ca. 300/150 mA Typical characteristic: Ua = 250 V Rk = 800 Ω Ia = 10,5 mA S = 2,2 mA/V Ri = 7,7 kΩ µ = 17 Limiting values: Ua = 330 V Wa = 3 W Ik = 22 mA Ug = - 55 V Rg = 1 MΩ Uk/f = 100 V Capacitances: system I. cg/k = 1,6 ca = 0,5 cg/a = 1,5 system II. cg/k = 1,6 pF ca = 0,4 pF cg/a = 1,5 pF NEW Dimension and connections: Substitutes: 6189 wwwww.wjj-.ejjl-eecletrcotrnoicn.icco.smk ECC802S .

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ECC803 : ECC 803 A. F. twin triode with separate cathodes, non microphonic Base: NOVAL Uf = 6,3/12,6 V If = ca. 300/150 mA Typical characteristic: Ua = 250 V Rk = 1 k6 Ia = 1,2 mA S = 1,6 mA/V Ri = 62,5 kΩ µ = 100 Limiting values: Ua = 330 V Wa = 1,2 W Ik = 9 mA Ug = -55 V Rg = 2,2 MΩ Uk/f = 200 V Capacitances: system I. cg/k = 1,6 ca = 0,46 cg/a = 1,7 system II. cg/k = 1,6 pF ca = 0,34 pF cg/a = 1,7 pF Operating characteristics: Resistance - coupled amplifier Ub = Ra = Ia = Rg = Rk = 250 47 1,18 1 1,2 250 250 V 100 220 kΩ 0,86 0,48 mA 1 1 MΩ 1,5 2,7 kΩ Substitutes: 6057 Dimension and connections: wwwww.wjj-.ejjl-eecletrcotrnoicn.icco.smk ECC 803 .

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ECC81 : ECC81 - 12AT7, 6201 4 ECC81 A. F. DOUBLE TRIODE Base: NOVAL Uf = 6,3 or 12,6 V If = 300 or 150 mA Typical characteristic: Ua = 250 V Ia = 10 mA Ug = -2 V S = 5,5 mA/V µ = 60 Ri = 11 kΩ Limiting values: Ua = 300 V Wa = 2,5 W Ik = 15 mA Ug = -50 V Uk/f = 90 V Rg = 1 MΩ Dimension and connections: www.jj-electronic.sk 5 .

ECC81 : "Ei-RC" - Electronic tubes factory ECC81/12AT7 ECC81 is R.F. Double Triode Data Sheet Page 1 of 4 Quick reference data • Anode current Ia=10mA • Transcoductance S=5,5mA/V • Amplification µ=60 Heating Heating is indirect by AC od DC, with serial or parallel supply. Please note that, in case of serial supply, a current limiting device must be inserted in the heater circuit for limiting the current when switching on. Heater voltage Heater current pins Vf 6,3 12 (V) If 300 150 (mA) 9-(4+5) 4-5 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/default.htm.




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