Hobby Electronics Basics

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LVX4051 Spice Model

Posted to LTspice List and here... Untested. I just ran a netlist on an old schematic of a LVX4051 re-design I did for...
5 comments posted 13yrs
posted by To-Email-Use-The-Envelope-Icon
5 comments posted 13yrs posted by To-Email-Use-The-Envelope-Icon

What is it? (component)

Size and shape is identical to a 1/4 watt carbon axial lead resistor. Body is glass-like and has a red band on each end...
5 comments posted 13yrs
posted by ivanvegvary
5 comments posted 13yrs posted by ivanvegvary

HVDC Circuit Breaker: Is This _Really_ Difficult?

All this should have been well settled before Tesla was born. http://news.yahoo.com/swiss-firm-says-switch-aid-green-en...
5 comments posted 13yrs
posted by Bret_E_Cahill
5 comments posted 13yrs posted by Bret_E_Cahill

Simple parts sources

Doing some lessons and experiments with students on an Arduino Uno. We are breadboarding some simple circuits, attempti...
10 comments posted 13yrs
posted by ivanvegvary
10 comments posted 13yrs posted by ivanvegvary

Cell phone tracking question

I think some transistor-powered nerd might be tracking my movements by way of the emergency cell phone I carry. If I wr...
6 comments posted 13yrs
posted by drypacked
6 comments posted 13yrs posted by drypacked

Crazy Need of the Week

I need an adapter that adapts an E11 (mini candelabra) BULB to an E12 (candelabra) socket. All I seem to find are bass-...
21 comments posted 13yrs
posted by To-Email-Use-The-Envelope-Icon
21 comments posted 13yrs posted by To-Email-Use-The-Envelope-Icon

RC5 IR remote decoder using 12 LEDs

I'm attempting to construct an IR receiver circuit capable of receiving and displaying IR signals in binary format (usi...
21 comments posted 13yrs
posted by bperryb
21 comments posted 13yrs posted by bperryb

Buck-boost xmfr questions

I need to reduce the voltage to a CNC lathe. The spindle drive is the only part of the machine that needs the lower vol...
13 comments posted 13yrs
posted by etpm
13 comments posted 13yrs posted by etpm

24-30v dc power supply schematic

I need a schematic for a non regulated 24 or 20v dc power supply. I will be running high amps (15?) for a homebuilt indu...
26 comments posted 13yrs
posted by footboarder
26 comments posted 13yrs posted by footboarder

4046 LTspice Model

Did anyone ever try out the 74HC4046 vcm model I posted? ...Jim Thompson -- | James E.Thompson, CTO | mens | | Analog I...
8 comments posted 13yrs
posted by To-Email-Use-The-Envelope-Icon
8 comments posted 13yrs posted by To-Email-Use-The-Envelope-Icon

Custom Flash Speed for Genesis [Fire Alarm] Strobe?

I was gifted a handful of these units, with adjustable 15-90cd strobe brightness, and want to use them in a project, bu...
2 comments posted 13yrs
posted by luke.barrie
2 comments posted 13yrs posted by luke.barrie

Circuit Pen?

Are Circuit Pen's as useful as they sound? I'd like to create my own circuit boards. Since I'm just learning and only d...
7 comments posted 13yrs
posted by newsgroup.nospam
7 comments posted 13yrs posted by newsgroup.nospam

Observatory Drawbridge Shutter--linear motors

I'm a bit further along with upgrading my observatory with electronics with a control system to rotate the dome, and ra...
7 comments posted 13yrs
posted by wolftracks
7 comments posted 13yrs posted by wolftracks

My future in electronics

Hi, My name is Chris. I am 29 years old One day I want to design my own 8-bit c omputer chip, build and develop cathode...
6 comments posted 13yrs
posted by jesusissavior.chris
6 comments posted 13yrs posted by jesusissavior.chris