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Missing ground plane!? Check your board with PCB Visualizer!

E-labs Inside

Not everything went smoothly as lab worker Luc was working on an aviation radio scanner project. Several components used by the author were no longer in production, albeit they would probably still be available from selected retailers and old stock vendors. So to ensure the project can be replicated by readers for some time in the future, a number of components had to be replaced with modern ones. Here's what happened.