Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
I'll try to make a long story short. my goal was to make a (inexpensive) large led score board . being a newbie that can solder i was hoping to find a schematic on the internet that fits my needs order the parts and assemble. i don't recall the exact website were i got the info, but i do...
i am trying to make a simple manual operated scoreboard. the attached drawing is made from info that i have copied from the internet. can someone proof read it for me and point out any errors.
74ls192= presettable bcd/decade up/down counter
74ls247= bcd to seven digit decoder/ driver...
i am a newbie with a question regarding a 74ls14 Hex Schmitt Trigger Inverter. i have connected 5volts to pin 14 and hooked pin 7 to ground. what do i have to do to pin 1 to get a high 5volt signal out of pin 2 for that matter same scenario pin 2 high to low? i think i have tried everything. is...
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