Hobby Electronics Basics

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Toaster Oven Soldering for Surface Mounts

Hi all, I was looking at this website: http://www.seattlerobotics.org/encoder/200006/oven_art.htm Has anyone tried this...
4 comments posted 20yrs
posted by mr.whatever
4 comments posted 20yrs posted by mr.whatever

IR sensor - accuracy/precision

I am using an IR sensor to sense the black ice and non black ice scenarios on the pavements. I find the sensor uses the...
1 comments posted 20yrs
posted by baskaran
1 comments posted 20yrs posted by baskaran

Intermediate Frequency

I am looking for a schematic that I can build that will teach me about intermediate frequencies and radio reception. I...
0 comments posted 20yrs
posted by james.douglas
0 comments posted 20yrs posted by james.douglas

quick n dirty boost

I'd like to boost 12 volts to 24 volts at a few milliamps using minimal circuit board space. Regulation is not importan...
9 comments posted 20yrs
posted by kellrobinson
9 comments posted 20yrs posted by kellrobinson

Surge protection

Hi all, I am working on a Engine - compressor based crawler machine. having 24v DC system. One microcontroller is used...
8 comments posted 20yrs
posted by amit_sangli
8 comments posted 20yrs posted by amit_sangli

LED clock?

I need to build a board with 7-segment LED clock (hh/mm/ss) it is very important to have seconds and power suplay is 12V...
0 comments posted 20yrs
posted by hiroc13
0 comments posted 20yrs posted by hiroc13

Large PCB Low Quantity Production

Can anyone recomend a good PCB manufacture for low quantity and large boards? My biggest board is about 7"x15.5" and sm...
3 comments posted 20yrs
posted by grant
3 comments posted 20yrs posted by grant

Parking Sensor Leads

Hi I am trying to fit reverse parking sensors to a Nissan Micra. There are two wires on the unit that have to be connec...
4 comments posted 20yrs
posted by not.coedpella
4 comments posted 20yrs posted by not.coedpella

Diode Part number Question

I have a DC to DC converter which has two Diodes stamped with IS3 on them. I have Goggled for this number and could not...
4 comments posted 20yrs
posted by william.hightower
4 comments posted 20yrs posted by william.hightower

rigging up pt100 flat film element

I just bought a few individual flat film pt100 elements (RS #362-9799), which I intend to mount inside some 10mm or 8mm...
0 comments posted 20yrs
posted by mmcnospam
0 comments posted 20yrs posted by mmcnospam

USB Symbol

Hi friends, Does anyone know what USB 2.0 symbol represents?? You know, the symbol looks like a fork with 3 legs: 1.Cir...
2 comments posted 20yrs
posted by chickenwing2010
2 comments posted 20yrs posted by chickenwing2010

One second PAUSE in 18 Stage LED Sequencer?

I was looking at Bill Bowden's 18 Stage LED Sequencer circuit at: http://ourworld.compuserve.com/homepages/Bill_Bowden/...
7 comments posted 20yrs
posted by locator299
7 comments posted 20yrs posted by locator299

Filtering relay noise

I've been working on a project that involves switching some relays with a Basic Stamp microcontroller, with the idea th...
18 comments posted 20yrs
posted by jdege
18 comments posted 20yrs posted by jdege