# nonode

> specialized vacuum tube having nine electrodes – cathode, anode, and seven grids

**Wikidata**: [Q2394257](https://www.wikidata.org/wiki/Q2394257)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Nonode)  
**Source**: https://4ort.xyz/entity/nonode


## References

1. Freebase Data Dumps. 2013