Valvo ECH81 Silber Gitterplatte, Neu aus altem Karton, Hamburger Werk
16,54 €
The ECH81 triode heptode was designed in 1954 for the role of frequency changer (mixer) in superhet receivers for AM reception. The ECH81 acting as oscillator and mixer for AM and the heptode being the first IF amplifier on FM.
Jetzt bei Ebay:
