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A425 fiches techniques PDF

Philips - Triode 1999

Numéro de référence A425
Description Triode 1999
Fabricant Philips 
Logo Philips 





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A425 fiche technique
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 (k)
Vg (V)
Ia (mA)
µ
S (mA/V)
Ri (k)
200
320
-2.5
0.25
25
1.2
80
200
1000
-2.5
0.1
25
1.2
250
FP 1999.08.26 1/1

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