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"Ei-RC" - Electronic tubes factory
Data Sheet
ECC81/12AT7
Page 1 of 4
Telephone:
+381 18 550 741
ECC81 is R.F. Double Triode
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
Vf
6,3
12
(V)
Heater current
If
300
150
(mA)
pins
9-(4+5)
4-5
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
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