How to use a nanoVNA as a grid dip meter.

Grid dip meter, grid dip oscillator, dip meter, whatever you call it, they're a useful tool for tuning L/C circuits such as coax traps or antenna traps. Rick's Shop (my other channel) coax trap build video:    • Part 2 of coax trap assembly.   nanoVNA used in this video: https://amzn.to/3x2E7t0 MFJ's coil kit for their antenna analyzer: https://mfjenterprises.com/products/m... Links may be affiliate links and I may earn a commission from their use.