Hobby Electronics Basics

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TO 220F vs TO 220

Hi all, which is the difference between these two package ? When I need to use the TO220F ? Why ? thanks mauri
6 comments posted 21yrs
posted by mauri236
6 comments posted 21yrs posted by mauri236

Protect Codes for TI DSP

Hi all, I found TI's 320 series DSP haven't on-chip Flash or on-chip ROM. For most of the MCU have on-chip Flash, the c...
5 comments posted 21yrs
posted by zhushenli
5 comments posted 21yrs posted by zhushenli

Newbie inductor question

Hi all, Question in a nutshell: can anybody quickly tell whether the circuit at http://home.kabelfoon.nl/~bertrik/bat/s...
16 comments posted 21yrs
posted by torbenwilson
16 comments posted 21yrs posted by torbenwilson

Is this design normal ?

Hello to members. I encounted a problem that my process checking equipment's metal box having leakage current of ac 5 v...
11 comments posted 21yrs
posted by mowhoong
11 comments posted 21yrs posted by mowhoong

laptop power supply

I hav e a older hp laptop the the power plug in the back has become old and failed. i got it checked out and was told t...
5 comments posted 21yrs
posted by dakota39l
5 comments posted 21yrs posted by dakota39l

I have an idea

I have one switch mode power supply unit, input is 240 volts & output is 24 volts with 300 watts,i have an idea to use...
7 comments posted 21yrs
posted by mowhoong
7 comments posted 21yrs posted by mowhoong

Triac Switch Inductive Loads

http://www.chrisncarol.com/switch.jpg I'm looking to use a moc3032 zero crossing couple and a triac to swich an ac moto...
8 comments posted 21yrs
posted by chrispol
8 comments posted 21yrs posted by chrispol

Whats up with vac?

I have a quick question. There are two electronics stores near me, Orvac and Marvac. We also all know of Rayovac. Where...
5 comments posted 21yrs
posted by ngdbud
5 comments posted 21yrs posted by ngdbud

Two part circuit

Hi I am beginer in electronics. I would like to make the following circuit (http://www.captain.at/electronics/atmel-pro...
8 comments posted 21yrs
posted by goran.burchevski
8 comments posted 21yrs posted by goran.burchevski

PICs

Could someone recommend to me a book, web site, or other information source (maybe an earlier s.e.b. thread?) on gettin...
14 comments posted 21yrs
posted by gop4evr
14 comments posted 21yrs posted by gop4evr

Inexpensive 4PST Rocker Switches?

Hello, Doing a search for 4PST switches (jameco, futurlec, mouser, digikey) it appears that the only thing in existence...
6 comments posted 21yrs
posted by blahbleh666
6 comments posted 21yrs posted by blahbleh666

Voltage question

Hi all, I am a beginner with electronics. I know how to design circuits, but I don't know how much power to put into a...
16 comments posted 21yrs
posted by wisefamily
16 comments posted 21yrs posted by wisefamily

AC Synchronous motor cap calculation

Is there a way to calculate the value of starter capacitor for a reversible synchronous motor if I know the resistance...
3 comments posted 21yrs
posted by learnfpga
3 comments posted 21yrs posted by learnfpga

Home made diving torch

Hi, Please forgive me as I am a newbie, i also have limited electronics experience. I hope anyone will be able to help...
0 comments posted 21yrs
posted by simon_196
0 comments posted 21yrs posted by simon_196