Latest threads in Electronics Designshow only best voted threads
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8051 processor for use with Bluetooth
Do you know if there is anywhere I can find such a thing? I would really like to stay with the 8051 architecture and I am trying to create a device that has Bluetooth. Is there a processor that I can...
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19 years ago
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Magnum Musa
I hate it when the longitudinal stringy bits separate from a freshly peeled banana and get in your mouth. Merry Christmas Robin
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19 years ago
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PC sound card as sig-gen, sa, & o-scope?
Hi, I'm looking for opinions on folk's favorite (but under $100) software to be used with a computer's sound card. I'd like to use my computer as test equipment for audio signals. I'd like signal...
6
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19 years ago
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How to print G4FGQ's program results.
I have been asked on quite a few occasions how to dump my programs to a printer. There appears not to be a simple way. I have just uploaded to my website a procedure which at least works. It involves...
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19 years ago
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Help with understing how this boolean expression was sinplified
Please help me understanding how this boolean expression was simplified 1. ab + ab' + a'b = 2. a(b+b') + a'b = 3. a*1 + a'b = 4. a + a'b + 0 = 5. a + a'b + aa' = 6. a + b(a + a') = 7. a + b*1 = 8. a +...
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19 years ago
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Horowitz-Hill: Serious scholarly query
Here is a serious constructive inquiry or feedback about the Horowitz-Hill _Art of Electronics_ book, for W. Hill or P. Horowitz. I first raised this matter by email but saw no response to date. The...
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19 years ago
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How critical is the supply voltage for digital cameras?
Hi Folks, Just how critical is the voltage fed into a digital camera? In my case it is an older Nikon Coolpix 2100 where the AC adapter input says 4.2VDC. No specs about tolerance. The adapters one...
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19 years ago
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Newbie - Trying to simulae 3.5MHz Xmtr - LTSpice
Greetings, I have never used a schematic capture program before and I am just getting back into electronics after many years, so I'm a bit rusty. Please bear with me. I am trying to simulate a...
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19 years ago
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heater circuit
I need to control a simple heating element which will run off 12Vdc. It does not need to get very hot. I need to make it variable. At the moment I have a 555 running in astable mode pulsing two...
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19 years ago
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OT: Burned JPGs sometimes not displayed on DVD player
I raised this some time ago in the NG, but although I had some helpful suggestions I'm afraid the mystery remained unsolved. Using Nero on my XP-based PC I burn some folders of JPG photos to a CD. On...
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19 years ago
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what I want to build a power amplifier for a video signal ?
hi I want to build power amplifier for a video signal which become very bad after 3 km or higher I want to build a strong amplifier with my self but I don't know how I can do this ? if there is any...
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19 years ago
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TSSOP thermal question
Just going through the LT3439 data sheet. It has "a thermally enhanced 16-pin TSSOP with an exposed backside" What gloop should I consider to thermally connect its bum to the PCB, is the normal white...
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19 years ago
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DCF77
Is there someone that is using radio clock circuits ? I have an AM receiver end an antenna that should receive the Franckfurt radio sugnal, but i do not receive anything, even moving the antenna in...
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19 years ago
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Batteries for school project
Hello, I have a question about batteries and thought someone here could help me. I have a school project that requires the use of batteries and have a choice between alkaline or heavy duty. I've read...
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19 years ago
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Batteries for school project
Hello I was wondering if anyone could help with with a question I have about batteries. I'm working on a school project that requires the use of batteries and I have a choice between alkalines or...
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19 years ago
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