# Grid dip oscillator

> electronic instrument that measures the resonant frequency of nearby unconnected radio frequency tuned circuits

**Wikidata**: [Q1227275](https://www.wikidata.org/wiki/Q1227275)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Grid_dip_oscillator)  
**Source**: https://4ort.xyz/entity/grid-dip-oscillator


## References

1. Freebase Data Dumps. 2013