Latest threads in General Electronicsshow only best voted threads
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Cable shielding, signal ground and earth
Hi, I've just projected a board which has the aim of measuring the weight by reading a 6-wire load cell. This board is power supplyed by a trasforme, thus, in this moment, it is isolated from the...
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14 years ago
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Active rectifier/peak detector @ up to 150kHz...
Hi, I've got a current transformer looking at AC pulses to an inductor - these can get quite big due a feedback mechanism that tunes the circuit for resonance & maximum current. In order not to...
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14 years ago
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time-energy uncertainty
I was doing some reading on the time-energy uncertainty principle, which seems more obscure than posiition-momentum. The books refer almost entirely to the electron orbital energy levels in the atom....
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14 years ago
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basic synthesizer circuit
I am just starting with idea to design a digitally controlled analogue synthesizer does anyone have basic analogue synthesizer circuits to get me going with breadboard design?
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14 years ago
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Earthing related questions
I was reading this article at: I have a couple of questions regarding this. I'll ask my question after quoting the portion my question is related to. 1. "A further earth wire leads off to the water...
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14 years ago
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WTB: Signetics 8263N and 8267N ICs
Am after a couple of each Signetics 8263N and 8267N multiplexer chips. Please reply via email if you can help. Lionel...
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14 years ago
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LiIon batteries: What counts as a charge-discharge cycle?
LiIon batteries are said to have a finite number of charge-discharge cycles built in to them. I've seen some claims that ANY application of charge, regardless of the initial state of the battery,...
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14 years ago
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Echo Layla 24/96 on Via EPIA MII12000
Has anyone here tried the Echo Layla 24/96 audio/MIDI interface unit on a Via EPIA MII12000 mainboard? If so, what did you see when you tried?
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14 years ago
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Vollum Book
Hello all I would like to read Howard Vollum's book on the Tektronix story. If you know where I can buy one, please say. Otherwise I will pay shipping to and from Australia so I can at least read it....
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14 years ago
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Question on J1939 CAN Bus
I'm doing self-study on the J1939 CAN bus, and I fairly sure that I have a reasonable grasp on the fundamentals. Most of what I'm working with deals with the physical layer, the J1939/11. What I'm...
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14 years ago
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Call For Manuscripts: International Journal of Signal Processing (IJSP)
Call For Manuscripts The International Journal of Signal Processing (IJSP) is currently accepting original high-quality research manuscripts for publication. The Journal welcomes the submission of...
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14 years ago
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A Branch Across Two Power Line Burns?
On the web, there's a video of a branch suspended across two hot lines that is burning. I would have thought the conductivity of wood was so low that wouldn't happen. Wet wood?
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14 years ago
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can an iPod Touch screen be recognized by a laser scanner?
I had this maybe-brilliant idea to consolidate all my cards with barcodes (Safeway, 24-hour Fitness, Petaluma Library, etc) by making the barcodes display on my iPod Touch. I got the barcode program...
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14 years ago
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4-bit Colour DAC R2R values??
Hi, I am building a small computer with a 4-bit 16 colour video output that will go into a monitor that has 1500 ohm impedance. Please could someone tell me what resistor values I need to use to...
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14 years ago
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Electronic Box
Hello When I make my electronic stuff I often have a problem to get a box to put it in : They are expensive an often inapropriate. So I prefer to use a video tape box/cover (I don't now the exact...
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14 years ago
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