This auction is for 4 pcs E84L 7189 EL84 6BQ5 Siemens Halske, made in Germany, a power pentode.
This tube can handle the higher anode voltage used for 7189, EL84 can not do that.
Tested on my valve characteristic meter AVO Mark 4.
Tube1: Ia=36mA gm=10,0mA/V
Tube2: Ia=39mA gm=10,5mA/V
Tube3: Ia=44mA gm=11,0mA/V
Tube4: Ia=38mA gm=10,0mA/V
Due to russian war in Ukrain I will not ship to Russia or Belarus
Registered shipping worldwide is 18 usd.