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KT66
NEW Limiting values:
A. F. BEAM PENTODE Base: OCTAL
Uf = 6,3 V If = cca 1,3 A
Typical characteristic:
Ua = Ug2 = -Ug1 = Ia = Ig2 = S= Ri
250 V 250 V 15 V 85 mA max. 7 mA 6 mA/V 22,5 kΩ
Ua = 550 V Ug2 = 550 V -Ug1 = 200 V Wa = 25 W Wg2 = 3,5 W Wa,g2 = 27 W Ik = 150 mA Uk/f = 200 V Rg1-k (catode bias) Wa+g2 ≤ 27 W 1 MΩ Wa+g2 > 27 W 500 kΩ Rg1-k (fixed bias) Wa-g2 ≤ 27 W 220 kΩ Wa+g2 > 27 W 100 kΩ
Capacitances:
Triode connected Ua,g2 = 250 V -Ug1 = 15 V Ra = 1,3 kΩ
cg1 = 16 pF ca = 10 pF ca/g1 = 2,3 pF
Dimension and connections:
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KT66 Datasheet
