![tutorial_dxd.png tutorial_dxd.png](https://www.optimumdesign.com/hs-fs/hubfs/tutorial_dxd.png?width=320&name=tutorial_dxd.png)
Optimum’s symbol library makes extensive use of various abbreviations in symbol names. Our previous posts have dealt with the pins of schematic symbols, and the general theory behind some of our naming conventions. A look into our naming abbreviations could have been joined with our overarching naming convention post, but we feel the large number of different abbreviations warrant a standalone post.
Part Type Qualifier Abbreviations
![dxdesigner_post_3_image_1](https://www.optimumdesign.com/hs-fs/hub/317720/file-2484092088-png/dxdesigner_post_3_image_1.png?width=568&name=dxdesigner_post_3_image_1.png)
![dxdesigner_post_3_image_2](https://www.optimumdesign.com/hs-fs/hub/317720/file-2493090875-png/dxdesigner_post_3_image_2.png?width=555&name=dxdesigner_post_3_image_2.png)
![dxdesigner_post_3_image_3](https://www.optimumdesign.com/hs-fs/hub/317720/file-2484092133-png/dxdesigner_post_3_image_3.png?width=557&name=dxdesigner_post_3_image_3.png)
![New Call-to-action](https://no-cache.hubspot.com/cta/default/317720/4bb5124a-5466-473a-be27-14dd6dd94752.png)
Pin Type Qualifer Abbreviations
![dxdesigner_post_3_image_4](https://www.optimumdesign.com/hs-fs/hub/317720/file-2493110910-png/dxdesigner_post_3_image_4.png?width=556&name=dxdesigner_post_3_image_4.png)
![dxdesigner_post_3_image_5](https://www.optimumdesign.com/hs-fs/hub/317720/file-2493327984-png/dxdesigner_post_3_image_5.png?width=557&name=dxdesigner_post_3_image_5.png)
![dxdesigner_post_3_image_6](https://www.optimumdesign.com/hs-fs/hub/317720/file-2492645822-png/dxdesigner_post_3_image_6.png?width=553&name=dxdesigner_post_3_image_6.png)
![dxdesigner_post_3_image_7](https://www.optimumdesign.com/hs-fs/hub/317720/file-2493110935-png/dxdesigner_post_3_image_7.png?width=554&name=dxdesigner_post_3_image_7.png)
![dxdesigner_post_3_image_8](https://www.optimumdesign.com/hs-fs/hub/317720/file-2493116020-png/dxdesigner_post_3_image_7-1.png?width=552&name=dxdesigner_post_3_image_7-1.png)
![dxdesigner_post_3_image_9](https://www.optimumdesign.com/hs-fs/hub/317720/file-2493327999-png/dxdesigner_post_3_image_9.png?width=554&name=dxdesigner_post_3_image_9.png)