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"Ei-RC" - Electronic tubes factory
Data Sheet
ECC81/12AT7
Page 2 of 4
Telephone:
+381 18 550 741
Dimensions and connections
Base: Noval
Typical characteristics and operating conditions
Anode voltage
Va
100
170
200
250
(V)
Grid voltage
Vg
-1,0
-1,0
-1,0
-2,0
(V)
Anode current
Ia
3,0
8,5
11,5
10
(mA)
Transconductance
S
3,75
5,9
6,7
5,5 (mA/V)
Amplification
µ
62
66
70
60
Internal resistance
Ri
16,5
11
10,5
11
(k
Ω)
FAX:
+381 18 550 806
Postal address:
Bul. Sv. Cara Konstantina 80-86, 18000 Nis, Yugoslavia
Electronic mail:
eirc@eierc.com
Web site:
http://www.eierc.com/rc/default.htm