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Linux Home Automation

2013/05/17

My first home automation (HA) project included an Atari 800XL, a Heathkit X10 interface, and the “Build the Home Run Control System” article series from Steve Ciarcia’s Circuit Cellar column (BYTE, 19...

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DIY Surface-Mount Circuit Boards

2013/05/16

James Lyman, an engineer with degrees in Aerospace, Electrical Engineering, and Systems Design, has more than 35 years of design experience but says he was “dragged” over the past decade into using su...

Read more

New Products: May 2013

2013/05/15

The iC-TW8 is a high-resolution signal processor designed to evaluate sine/cosine sensors. Its automatic functions help minimize angular errors and jitters. The processor can be used for initial, push...

Read more

Issue 274: EQ Answers

2013/05/10

The answers to the Circuit Cellar 274 Engineering Quotient are now available. The problems and answers are listed below. Problem 1—What is wrong with the name “programmable unijunction transistor?” An...

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Data Communication Between “Smart” Pendants

2013/05/09

As head of the Computer Science and Software  Engineering department at Penn State Erie, The Behrend College, Chris Coulston is busy. But not too busy to surf the ‘Net for design inspiration. And one ...

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  • Linux Home Automation
  • DIY Surface-Mount Circuit Boards
  • New Products: May 2013
  • Issue 274: EQ Answers
  • Data Communication Between “Smart” Pendants

Recent Posts

Linux Home Automation
by Neil Cherry on 2013/05/17
Neil Cherry

My first home automation (HA) project included an Atari 800XL, a Heathkit X10 interface, and the “Build the Home Run Control System” article series from Steve Ciarcia’s Circuit Cellar column (BYTE, 1985). I was forever hooked on HA. Eventually, I … Continue reading →

DIY Surface-Mount Circuit Boards
by Mary Wilson on 2013/05/16
Gluing SMD components

James Lyman, an engineer with degrees in Aerospace, Electrical Engineering, and Systems Design, has more than 35 years of design experience but says he was “dragged” over the past decade into using surface-mount devices (SMD) in his prototypes. He had … Continue reading →

New Products: May 2013
by Circuit Cellar Staff on 2013/05/15
ichaus

The iC-TW8 is a high-resolution signal processor designed to evaluate sine/cosine sensors. Its automatic functions help minimize angular errors and jitters. The processor can be used for initial, push-button calibration and to permanently adapt signal-path parameters during operation. The angular … Continue reading →

Issue 274: EQ Answers
by Circuit Cellar Staff on 2013/05/10

The answers to the Circuit Cellar 274 Engineering Quotient are now available. The problems and answers are listed below. Problem 1—What is wrong with the name “programmable unijunction transistor?” Answer 1—Unlike the original unijunction transistor—which really does have just a … Continue reading →

Data Communication Between “Smart” Pendants
by Mary Wilson on 2013/05/09
FORWEBPhoto1b

As head of the Computer Science and Software  Engineering department at Penn State Erie, The Behrend College, Chris Coulston is busy. But not too busy to surf the ‘Net for design inspiration. And one of his latest projects may earn … Continue reading →

Member Profile: John Peterson
by Circuit Cellar Staff on 2013/05/08
John Peterson

Location: Menlo Park, CA Education: BS and MS, University of Utah Occupation: Software Developer Member Status: John has been a subscriber since 2002. Technical Interests: His interests include user interfaces for embedded systems, field-programmable gate array (FPGA) development, and embedded … Continue reading →

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STAFF PICKS

Linux Home Automation
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Electrical Engineer Crossword (Issue 274)
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New Products: April 2013

Work / Hackerspaces

RL78 Challenge Winner’s Workspace in Lewisville, TX
Michael Hamilton's test bench and DSA815 Lewisville, TX-based electrical engineer Michael Hamilton has been a busy ... ∞
Baltimore Hackerspace: Four Years in the “Making”
Baltimore Hackerspace Baltimore Hackerspace is a non-profit group founded by David Powell, ... ∞
A 3′ × 5′ Electronics Workspace with Vertical Storage Space to Spare
Hubert Wihr's 3' × 5' workspace There’s a great deal of innovative electronics engineering taking place ... ∞

ELEKTOR PROJECTS

  • LPC800 Webinar 18/04/2013
  • Elektor.POST - No. 6 (An Arduino’d Rad
  • 8x8 2-Color Led Matrix with ATmega328P (
  • 555 Class D Power Amplifier [130144-I]
  • Eins, zwei, drei - MP3
  • Design-Wettbewerb mit Toshibas M370
  • Elektor.POST - No. 4 (AVR LED Clock)
  • Review Tiny Gecko Starter Kit [120730-I]
  • IC Reverse Engineering
  • 50W Photovoltaic Solar Battery Regulator

Issue 274

Measurements & Sensors

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CadSoft - 300x100 - May2013
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ARM 300x250 April2013
Kozio - April 2013

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TRADESHOW CENTRAL

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RSS EE & ECE Jobs (via DICE)

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RSS Electronics News [Via WSJ]

  • Yahoo Deal Shows Power Shift 2013/05/20
  • Xbox Girds for a Smartphone Battle 2013/05/20
  • Google Glass Is Watching---Now What? 2013/05/20
  • Sell Your Used Textbooks Online 2013/05/19
  • Facebook Still Looks Overpriced 2013/05/18

@circuitcellar on Twitter

  • Plug into a plant: A new approach to clean energy harvesting via @gizmag - http://t.co/tFFTPimCBk 02:16:25 PM May 17, 2013 ReplyRetweetFavorite
  • LROD system helps #robots to discover objects for themselves via @gizmag - http://t.co/A58aFlK5JX 09:45:54 AM May 17, 2013 ReplyRetweetFavorite
  • New microbatteries combine the advantages of lithium-ion #batteries and supercapacitors via @gizmag - http://t.co/OZos3LQ5by 04:31:40 PM May 16, 2013 ReplyRetweetFavorite
  • Tiny #robots in the eye may save patients' sight via @gizmag - http://t.co/jW8H71rAqo 10:15:48 AM May 16, 2013 ReplyRetweetFavorite
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