Re: Vic 20 Rev D, low voltage across the board, black screen
Posted: Sun Jan 07, 2024 12:19 pm
Thanks for that info, appreciated.JonBrawn wrote: ↑Sun Jan 07, 2024 10:40 am It's worth noting that 74LS series chips aren't as plentiful as they used to be, and unscrupulous dealers will sell you re-marked 74HC chips (or is it HCT?), claiming them to be LS. They'll often work for the job in hand, but you need the real thing occasionally, especially in crystal oscillator clock circuits, as they're a bit analogue.