Fabrizio on Twitter: "Old-school project 2011 ⌛ Off-line flyback PSU 110vac to 24vdc Home made pcb/trafo winding/ Classic uc3842 #flyback #switching # psu #pcb #makersgonnamake #power #fuente #transformador #brujeria https://t.co/kcMbw9Yo0Z" / Twitter
![UC3842: Regulator not oscillating correctly - Power management forum - Power management - TI E2E support forums UC3842: Regulator not oscillating correctly - Power management forum - Power management - TI E2E support forums](https://e2e.ti.com/cfs-file/__key/communityserver-discussions-components-files/196/Switching-Regulator-_2800_1_2900_.jpg)