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A425

Philips

Triode 1999


Description
A425 PHILIPS Triode, Detector or LF amplifier Dimensions (mm) 83 x 42 Heating direct, AC or DC, parallel Vf (V) If (A) 4 0.065 a g a1 f1 3 4g f1 f2 Base A 2 f2 Capacitances ag 23 14 f2 Base G f1 Cag (pF) 3 Operating characteristics Vb (V) Ra (kΩ) Vg (V) Ia (mA) µ S (mA/V) Ri (kΩ) 200 320 -2.5 0.25 25 1.2 80 200 1000 -2.5 0.1 25 1.2 250...



Philips

A425

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