B20 Oxyde DIODO RECTIFICADORA |
Europeo | Vf=4V | If=0,6A | Vp=250V | Ip=30mA | | | | | | |
| B21 TRIODO DETECT. Y AMPLIFIC. DE BF |
Europeo | Vf=2V | If=0,08A | Vp=150V | Ip=1mA | Vg=-3V | ri=25K | µ=25 | | | |
| B21 DOBLE TRIODO DETECT. Y AMPLIFIC. DE BF |
Europeo | Vf=2,2V | If=0,2A | Vp=150V | Ip=1mA | Vg=-6V | | µ=25 | | | |
| B22 DOBLE TRIODO AMPLIFICADORA DE POTENCIA |
Británico | Vf=2V | If=0,22A | Vp=150V | Ip=5mA | Vg=0V | RLL=13K | | | | |
| B22 TRIODO DETECT. Y AMPLIFIC. DE BF |
Europeo | Vf=2V | If=0,08A | Vp=150V | Ip=4mA | Vg=-9V | ri=9K | µ=9 | | | |
| B23 TRIODO DETECT. Y AMPLIFIC. DE BF |
Europeo | Vf=2V | If=0,08A | Vp=150V | Ip=4mA | Vg=-9V | ri=9K | µ=9 | | | |
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