# phototube

> Light-sensitive gas-filled or vacuum tube

**Wikidata**: [Q1787027](https://www.wikidata.org/wiki/Q1787027)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Phototube)  
**Source**: https://4ort.xyz/entity/phototube


## References

1. Freebase Data Dumps. 2013
2. Integrated Authority File