Fwd: Winding Inductors – Cell Phone PIC Control – Electronic Lock

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Nuts & Volts Magazine

Teledyne/LeCroy - Wavesurfer 3000z - Biggest Touch - Best Value

Does Inductor Winding Have You Tied in Knots?

DOES INDUCTOR WINDING HAVE YOU TIED IN KNOTS?

While resistors and capacitors are easily procured and stocked, most RF circuits require inductors in a wide range of very specific values. In most cases, you need to create these yourself. Here are the principles behind inductance and some tricks that I’ve used to make my own inductors.

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If You Bought an ELECTROLYTIC or FILM CAPACITOR
From Distributors Since 2002
You Could GET MONEY From Settlements Totaling
Approximately $35 MILLION

Capicitors Direct Case - If you bought capacitors, you could get money. Hitachi, Soshin Electronics, Rubycon, Holy Stone and Nippon/United Chemi-Con have agreed to Settlements resolving claims that they allegedly fixed the prices of certain Capacitors. This may have caused individuals and businesses to pay more for Capacitors.

To receive information about the claims process or future settlements, register at www.capacitorsindirectcase.com.

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Control digital I/Os on a PIC microcontroller via your cell phone

CLIMBING THE LEARNING CURVE

Control digital I/Os on a PIC microcontroller via your cell phone

How a novice learned PIC microprocessor development and embedded C programming while building a circuit to talk to his cell phone.

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HELP A BROTHER OR SISTER OUT?

Stop by our Tech Forum and weigh in. We know y'all got skills and opinions. This is the place to share some knowledge or get some.

PROPER MOTOR SELECTION

I need some tips on selecting motors for an art project that continuously rotates five different circular platforms …

NO WI-FI FOR THE PI

How can a Raspberry Pi be made to talk to IoT devices over low power FM rather than Wi-Fi? Looking for distances under 100 ft.

NEW LIFE FOR MAGNETS

Has anyone tried to revive permanent magnets that have weakened over time? What is the best method? Can they be made “good as new” or is it better to just replace them?

MEASURING HEAT WITH CRYSTAL DIODES

I have a bunch of crystal diodes in my junkbox that I want to use to measure heat. I seem to remember a circuit for it some years back that …

SMOOTH LEDs

What makes some LED replacement bulbs dimmable, while others are not? Some of the replacements I have purchased do not dim very smoothly. They seem to dim in steps and then …

TV IMAGE CAPTURE

What’s the best way to capture images from my TV? I’m looking to do something like a computer “print screen.”

PHONE LINE INTERCOM

We use our cell phones as our main phone service, so our “land line” is no longer being used. Is there a way to use the house phone wiring along with the old phones as a whole house intercom system?
ME Labs - Development Tools For PIC Microcontrollers - PBP3 Compiler

Build an Electronic Lock Using An Inductance Coil

BUILD AN ELECTRONIC LOCK

Here’s a simple and inexpensive electronic key system using an inductance coil you can incorporate into various projects that can be built with or without a microcontroller.

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Basic Biological Signal Monitoring with a Translational Reality Twist

BASIC BIOLOGICAL SIGNAL MONITORING WITH A TRANSLATIONAL REALITY TWIST

Build this inexpensive Arduino based heart rate monitor that you can use as an experimental platform to understand the basics of biological monitoring. As a bonus, learn how to use a translational reality interface to create an Orwellian PID controller.

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Analog Style LED Clock - Learn Charlieplexing

“Beautiful kit, informative manual, striking finished product. This came nicely packed, components in separate well labeled bags. you could see the components were high quality. I had a nice Heath-kit flashback assembling it. Great fun and it looks good.”

pyrokev

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Fwd: WD0AJG Ham Radio Daily is out! Edition of 11 July 2018
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WD0AJG Ham Radio Daily
Published by
wd0ajg
11 July 2018
Leisure Science Technology Politics Art & Entertainment #hamradio #stem
Today's headline
FIRE WEATHER AND INFO 7/10/18
thumbnail skywarnsbd­.com – DAILY FIRE WEATHER & FIRE INFO To: ALL UNITS From: EMAIL: pdupree@bdcecs.org Ph: OFFICE:(760) 559-3032 RADIO:(HAM) KG6ZHW COUNTY F.D RADIO: #733784 COM-330 Date: 7/10/18 SKYWARN: STAND BY NETS ON WED…
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Fwd: Amateur Radio Newsletter – Tuesday, July 10, 2018


Amateur Radio Newsletter

Ham radio news, commentary, giveaways, and more!
Celebrating 22 years of service – 1995-2017
Over 7,000 subscribers!
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Tuesday, July 10, 2018

  • That ol’ Summertime Classic
    That's how I think of it, anyway ….. right up there with BBQs, lemonade, ice cold beer, pretzels, watermelon, ice cream and swimming pools ….. The 2018 Flight of the Bumblebees has been announced!  Thanks to Rich Fisher for putting this on fro…

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Thank you for being an AmateurRadio.com reader and subscriber to the Amateur Radio Newsletter.

Do you like to write? Please consider submitting an article.

Matt W1MST
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editor@amateurradio.com
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How to set up your own ham radio blog – Get started in less than 15 minutes

AmateurRadio.com
P.O. Box 45
Hampden ME 04444
USA

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Fwd: WD0AJG Ham Radio Daily is out! Edition of 10 July 2018
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WD0AJG Ham Radio Daily
Published by
wd0ajg
10 July 2018
Sports Science Art & Entertainment Environment Leisure
Today's headline
No sign-off in sight for lifelong ham radio hobbyists
thumbnail www­.abc­.net­.au – It comes with all the benefits of social media but without “any of the downsides” — and one of Australia's oldest ham radio enthusiasts says it is also the perfect hobby for retirees looking to stay …
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Fwd: Amateur Radio Newsletter – Monday, July 9, 2018


Amateur Radio Newsletter

Ham radio news, commentary, giveaways, and more!
Celebrating 22 years of service – 1995-2017
Over 7,000 subscribers!
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Monday, July 9, 2018

  • Weekly Propagation Summary – 2018 Jul 09 16:10 UTC
    Here is this week’s space weather and geophysical report, issued 2018 Jul 09 0254 UTC. Highlights of Solar and Geomagnetic Activity 02 – 08 July 2018 Solar activity was very low levels through most of the reporting period. However, on 06 Jul, A C1 flare was observed at 06/2007 UTC from an area of enhanced […]

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Thank you for being an AmateurRadio.com reader and subscriber to the Amateur Radio Newsletter.

Do you like to write? Please consider submitting an article.

Matt W1MST
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editor@amateurradio.com
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How to set up your own ham radio blog – Get started in less than 15 minutes

AmateurRadio.com
P.O. Box 45
Hampden ME 04444
USA

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Fwd: WD0AJG Ham Radio Daily is out! Edition of 09 July 2018
Give your paper the readership it deserves!
Find out how
WD0AJG Ham Radio Daily
Published by
wd0ajg
09 July 2018
Technology Science Sports Leisure #hamradio #jarl
Today's headline
DXER ham radio news 07/08/18 – DXER – Medium
thumbnail medium­.com – Southgate ARC — Tamitha Skov, the Space Weather Woman,, reported yesterday: Our Sun wakes up today launching 2 Earth-directed solar storms. Its a 1,2-punch! from rssfeedtop10 https://ift.tt/2ue2qjF v…
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Fwd: Amateur Radio Newsletter – Sunday, July 8, 2018


Amateur Radio Newsletter

Ham radio news, commentary, giveaways, and more!
Celebrating 22 years of service – 1995-2017
Over 7,000 subscribers!
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Sunday, July 8, 2018

  • LHS Episode #234: The Weekender XII

    Welcome to the weekend! In this episode of Linux in the Ham Shack, your hosts discuss good food, good fun, good friends and some wonderful things to do and try on the next couple of weekends. Thank you so much for tuning in and we hope you're enjoying our show. Please leave us feedback and […]

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  • ICQ Podcast Episode 271 – Network Radio
    In this episode, Martin M1MRB is joined by Martin Rothwell M0SGL, Matthew Nassau M0NJX and Ed Durrant DD5LP to discuss the latest Amateur / Ham Radio news. Colin M6BOY rounds up the news in brief and this episode’s feature Network Radio. Building an …

    •  

  • My change of direction leads me to this………..
    At times it did not go as anticipated The fun beginsAll I can say is the adventure continues……….my first stop on this journey is going well beyond the left/right mouse clicking, seeing messages on the PC that say “are you sure you want to sa…

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Thank you for being an AmateurRadio.com reader and subscriber to the Amateur Radio Newsletter.

Do you like to write? Please consider submitting an article.

Matt W1MST
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editor@amateurradio.com
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How to set up your own ham radio blog – Get started in less than 15 minutes

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Hampden ME 04444
USA

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Fwd: WD0AJG Ham Radio Daily is out! Edition of 08 July 2018
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WD0AJG Ham Radio Daily
Published by
wd0ajg
08 July 2018
Technology Politics Business Leisure Science
Today's headline
Conservative radio host storms off HLN set during argument over religion
thumbnail thehill­.com – Conservative radio host Steve Deace stormed off the set of HLN on Friday after criticizing another panelist's views on the Republican Party's approach to religion. Deace got into a heated exchange wi…
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Fwd: Amateur Radio Newsletter – Saturday, July 7, 2018


Amateur Radio Newsletter

Ham radio news, commentary, giveaways, and more!
Celebrating 22 years of service – 1995-2017
Over 7,000 subscribers!
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Saturday, July 7, 2018

  • Amateur Radio Weekly – Issue 210
    K4R Dry Tortugas EL84 roving trip on schedule Robert KE4AL, Rich N4ESS, and Matthew, NJ4Y will be arriving on Garden Key, EL84np in the Dry Tortugas mid-day on Friday July 6, staying all day Saturday, and then leaving Sunday morning July 8. Southgate Postmortem decoding of SSTV/APRS SSTV decoding went quite fine using the Android […]

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Thank you for being an AmateurRadio.com reader and subscriber to the Amateur Radio Newsletter.

Do you like to write? Please consider submitting an article.

Matt W1MST
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editor@amateurradio.com
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AmateurRadio.com
P.O. Box 45
Hampden ME 04444
USA

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Fwd: WD0AJG Ham Radio Daily is out! Edition of 07 July 2018
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WD0AJG Ham Radio Daily
Published by
wd0ajg
07 July 2018
Technology Sports Science Education Leisure #hamradio #amsat
Today's headline
@Time4EE | Electronic Engineering – Articles: Development board with STM32F030F4P6 and programming (CubeMX and AC6)
thumbnail time4ee­.com – The development board with STM32F030 microcontroller costs a few bucks. Do you know how to program that? If not, check this article. You will discover how to program the STM32F030F4P6 minimum system …
20 contributors – featured today:
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