# First‐order low‐pass negative group delay passive topology

> Research article (Electronics Letters, 2015) · cited 75× · AI/ML

**Wikidata**: [openalex:W2259880639](https://www.wikidata.org/wiki/openalex:W2259880639)  
**Source**: https://4ort.xyz/entity/firstorder-lowpass-negative-group-delay-passive-topology