B438K TRIODO DETECT. Y AMPLIFIC. DE RF Y BF |
Europeo | Vf=4V | If=0,1A | Vp=200V | Ip=1mA | Vg=-3V | ri=19K | µ=38 | | | |
| B438/S TRIODO DETECT. Y AMPLIFIC. DE BF |
Europeo | Vf=4V | If=0,1A | Vp=200V | Ip=2mA | Vg=-1,5V | ri=17K | | | | |
| B440 DIODO BIPLACA RECTIFICADORA |
Europeo | Vf=4V | If=1A | Vp=300V | Ip=75mA | | | | | | |
| B442 TETRODO DETECT. Y AMPLIFIC. DE RF Y BF |
Europeo | Vf=4V | If=0,1A | Vp=200V | Ip=4,5mA | Vs=100V | | Vg=-1V | ri=400K | µ=350 | |
| B442A TETRODO DETECT. Y AMPLIFIC. DE RF |
Europeo | Vf=4V | If=0,1A | Vp=200V | Ip=5mA | Vs=100V | | Vg=-1V | ri=400K | µ=350 | |
| B442M TETRODO AMPLIFICADORA DE RF |
Europeo | Vf=4V | If=0,1A | Vp=200V | Ip=4,5mA | Vs=100V | Is=0,5mA | Vg=-1V | ri=400K | µ=350 | |
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