Imagineering, Inc. | https://www.pcbnet.com/blog/how-pcbs-are-made/
: This printed layer contains labels, symbols, and markings for components. Vias: Small holes drilled through the PCB, often plated with copper. Pads
ASYMTEK Products | Nordson Electronics Solutions | https://www.nordson.com/en/divisions/efd/resource-center/solder-selection-guide
. Solderability Matrix Finish RMA RA WS NC High activity WS Aluminum Beryllium Copper Brass Bronze Cadmium Chromium Non-solderable Copper Galvanized Steel Gold Kovar Magnesium Non-solderable Mild Steel
ASYMTEK Products | Nordson Electronics Solutions | https://www.nordson.com/en/divisions/efd/resources/solder-selection-guide
. Solderability Matrix Finish RMA RA WS NC High activity WS Aluminum Beryllium Copper Brass Bronze Cadmium Chromium Non-solderable Copper Galvanized Steel Gold Kovar Magnesium Non-solderable Mild Steel
Surface Mount Technology Association (SMTA) | https://www.smta.org/smtai/best_papers.cfm
. Judy Glazer, Hewlett Packard, California "The Effect of Gold on the Reliability of Solder Joints" ^ Hide ^ "Best of Proceedings" Papers The following papers were selected by the SMTA International Technical Program Committee as the 2019 Best of Proceedings. 2019 1st Place
| https://www.eptac.com/wp-content/uploads/2015/03/ecss_q_st_70_18c-space-product-assurance-rf-coax-cables.pdf
from the conductor. b. The supplier shall not use files on surface‐treated tips or pretinned items. NOTE Nickel plated is an example for surface‐treatment. c. The supplier shall keep the files in a good condition and shall be cleaned before use. d
