45 MHz Aufwärtsmischer (Schaltmischer) - Praxis: Amateurfunkbasteln für Praktiker - Forum für QRP und Selbstbau im Amateurfunk
45 MHz Aufwärtsmischer (Schaltmischer) - Praxis: Amateurfunkbasteln für Praktiker - Forum für QRP und Selbstbau im Amateurfunk
![prog on X: "It's worth noting that the modular structure of the Elecraft K3 allowed experimenters to build their own third-party mixer boards. This one is based on newer silicon like the prog on X: "It's worth noting that the modular structure of the Elecraft K3 allowed experimenters to build their own third-party mixer boards. This one is based on newer silicon like the](https://pbs.twimg.com/media/D6t-VxeWkA0QBiT.png)