# An FPGA based all-in-one function generator, lock-in amplifier and auto-relockable PID system

> Research article (Journal of Instrumentation, 2019) · cited 19× · AI/ML

**Wikidata**: [openalex:W2944890695](https://www.wikidata.org/wiki/openalex:W2944890695)  
**Source**: https://4ort.xyz/entity/an-fpga-based-all-in-one-function-generator-lock-in-amplifier-and-auto-relockable-pid-system