High School, Tech College,
'junior entrant' type Projects
Down load RCS DESIGN (Radio) Order & Reply Form for snail mail return.
For latest prices, please send an email and indicate quantity.
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High
School Teachers, click here for
a list of popular projects as
used in many schools, list shows part number and brief description
NOTICE to all students who attend HIGH SCHOOLS / TECH COLLEGES
Please send me an email with the following information, HIGH SCHOOL / TECH COLLEGE, Full Address, and to WHOM it should be made attention to, and we will snail mail post out a few pages to your place so as to advise your teacher to use this site and freely down load the CAD software for electronics theory as well as the hobby project pcb listing for electronics classes, keep in mind IBM is the preferred medium by myself and most of industry, not MAC.
click here for other projects to build
Artwork
to Negative Conversion.
Blank
RAW FR-4 S/S D/S Circuit Board
RISTON
& Materials for misc. pcb's
If
you want consistent Negative & U.V. (Riston) Exposures
Circuit boards are
normally designed using a real artwork CAD program
like PROTEL Autotrax, Circuit Maker, PfW 2.8, PfW 98 etc, we are like
many other board makers and we will normally only accept quality a/w's.
But, we can make a few (3) if the a/w is non-cad, and on a clean A4 paper
scale 1:1 and only Single Sided, but it DOES COST $$$ and only a single
stack of 'same' S/S boards will be 'OPTICALLY drilled' with NO Frills like,
NO Solder Mask or Component Code, just drilled and Roll Soldered.
If you
buy any Hobby Boards please let us know if you obtained the
list from our web page. We are always interested (here at RCS)
to see the web page's value, and let us know how you located the site..
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BIKENITE is a simple pcb designed to use a very economical 'clear' commerciable rear tail light from the leading super-markets, circuit board number is RCS 4388s send an email for more information, "CLEAR Trailer reversing light from K-MART a Haigh SQ300" I believe, in any case it is a good project based on safety, general useage, and some thing practical (and less than half price), actually better than the commercial versions as THEY use very poor LED's and the blink rate is too fast to be noticeable if you are a motorist. Blank boards are mostly made 'in stock' and ready to distribute. (Quantity prices)
DICELED6 is a simple 2 IC project to illustrate the inter-relationship between the humble old 555 and 4017 in a 1 of 6 number generation, good for playing 'board' type games, other than that I can not think of a worthwhile use. (Quantity prices)
Electronic Hee-Haw Siren (80HHS6), JOTA Page
Electronic Doorbell (eti 264), JOTA Page
Beginners Dual Rail P/S, +12, 0v, -12, excellent project for students using a 16v/18v AC plug pack from most electronic stores, therefore . (legal & danger wise). As described in Silicon Chip 1994 October and known as 04110941. "student modified". Price on application, and Quantity prices are recommended. (see project user list).
.DIGIDEMO will be a gif file using a 555 etc showing clock, binary counter and display, decimal counter and display, and finally 7 segment display, a full how it works and see it working support paper work for student digital entry level to build and trace through, this project is an excellent demonstration to students showing the relationship between clock, decimal and binary counters, showing BCD (Binary Coded Decimal) plus the 7 segment display, speed can be varied for full observance, it will be known as RCS ......
MINIAMPS will be few amplifiers, very simple, one being a transistor (discrete) model showing you the 'early' days, other's will be using I.C.'s for simplicity, choices may change AMP1 selected for beginners is the ever popular ETi453 (HE105), this amplifier ... more... AMP2 is using the LM386, a very popular small 8pin DIL package, well proven, boards available, known at RCS Radio as 3490s and prices are found in the EAETISC main list. AMP3 using the LM380 a slightly more powerful amplifier is based on the ETi 464 1983Jul the amplifier has a well tested history & for a simple 1 watt amp, it is reliable and it works. AMP4 uses the LM1875T (mini brick) audio amp, capable of delivering around 20w plus on a plus/minus power supply, this amp was originally in the mag Silicon Chip 01112931 and it came out in 1999 December, revamped by Bob Parker, this version is now excellent. AMP5 is the ETi 480, this unit delivers around 60watt to 100 watt and these have been built in the thousands, originally in Electronics Today 1976 December, without any mods. AMP6 is the last of the mono amplifiers (LM386 is a mini stereo) and this one selected is the ...........
TICTIC This is for junior entrants and it is a simple 2 transistor timer, loud enough for a normal el-cheapo computer speaker to be connected to it, however it also has a LM386 mini-audio amplifier for stage shows representing the typical Hollywood type showbiz bomb when you need a lot more VOLUME. This project will be know to us as RCS 4548s.
741LDR This project is also for junior entrants into electronics, the combination use of an LDR (Light Dependant Resistor) and a IC called a 741, a relay is also on the board so you can 'switch' external devices, a LED comes on to indicate operation, it can be used at a early morning wake up at dawn alarm, a fridge 'after' hours alarm plus a host of other burgular detecting devices, the LDR show the direct relationship between resistance and the use of a 741 (one of the most popular type devices in early electronics). This project is known to us as RCS 4556s
If there are any (Manual Arts) Teachers teaching electronics and a particular project could be of advantage to others, please contact my self Bob Barnes by email and outline what you are proposing, it may have been done before and I will not re-invent the wheel.
I would like feed back about this site, as the youth of today are my customers of tommorow.
ALL the software on this site is free to copy and give away, no copywrite is expressed or implied, comments welcome, and listened to for improvements.
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June 15th 2007.