DIY Benchtop Linear Power Supply for HP 1345A / HP 4145A and 4145B

Your First Order Free at PCBWay: https://www.pcbway.com/setinvite.aspx... In this video I show how to build a basic linear power supply for benchtop use. In this case, to power up a HP 1345A Vector CRT Display to aid in calibration. The voltage drift was from undersized polyfuses! I removed them and all was good and perfectly stable. :) The special connectors I used are as follows: Female connector to connect into rear of 1345A: https://www.te.com/usa-en/product-1-6... Female pins (six required): https://www.te.com/usa-en/product-641... Strain relief cover for above connectors: https://www.te.com/usa-en/product-1-3... Adapter grommet for 7.5mm cable: https://www.te.com/en/product-2-35037... If you want to make a simple extender cable to use the power supply from your 4145A/B instead of making a dedicated power supply, you will also need the following: Male connector to connect into 4145: https://www.te.com/en/product-1-64051... Male pins (six required): https://www.te.com/en/product-350967-... Strain relief cover for above connectors: https://www.te.com/usa-en/product-1-3... Adapter grommet for 7.5mm cable: https://www.te.com/en/product-2-35037... Link to 1345A manual etc: https://drive.google.com/drive/folder...