# Silver Oxidation of Antennas

**URL:** <https://forum.digikey.com/t/silver-oxidation-of-antennas/3388>\
**Category:** RF and Wireless\
**Tags:** rfif-and-rfid, taoglas-limited, antennas, eewiki, faqs\
**Created:** [May 2, 2019, 9:01pm UTC](https://forum.digikey.com/t/silver-oxidation-of-antennas/3388 "2019-05-02T21:01:02Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Kelsie\_McMillin](https://sea2.discourse-cdn.com/digikey/user_avatar/forum.digikey.com/kelsie_mcmillin/32/9611_2.png) [@Kelsie\_McMillin](https://forum.digikey.com/u/Kelsie_McMillin)\
**Post date:** [May 2, 2019, 9:01pm UTC](https://forum.digikey.com/t/silver-oxidation-of-antennas/3388/1 "2019-05-02T21:01:02Z")

</div>

Antennas are very susceptible to silver oxidation and discoloration. Although it may have a different look, the performance of the antenna isn’t affected. See below for Taoglas testing results.

 ![image](https://global.discourse-cdn.com/digikey/original/2X/1/1c09dcd11baa6be5f05e98c41aaecfa1ff88f074.png)  
 ![image](https://global.discourse-cdn.com/digikey/original/2X/6/6e88d7eed91429fb396e51294b9bd06674a2f7d8.png)

The full report can be viewed [here](https://www.taoglas.com/datasheets/APN-18-8-002.pdf).  
Taoglas antennas can be viewed [here](https://www.digikey.com/en/supplier-centers/t/taoglas).