"Ei-RC" - Electronic tubes factory
Data Sheet Page 1 of 4
ECC81/12AT7
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ECC81 is R.F. Double Triode
Quick reference data
Anode current Ia=10mA Transcoductance S=5,5mA/V Amplification ยต=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 devic...