"Ei-RC" - Electronic tubes factory
ECC81/12AT7
ECC81 is R.F. Double Triode
Data Sheet Page 1 of 4
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 device must be inserted in the...
