555 Timer Circuits

  

 

 

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Review: Brick'R'knowledge – Learn everything from Ω to GHz

Elektor (blog) Review: Brick'R'knowledge – Learn everything from Ω to GHz Elektor (blog) Astable multivibrator (Image: Michael Knieling) The connector pins are bare, but security and isolation are not very...

Dec 15, 2016

Not Quite 101 Uses For An Analog UHF TV Tuner

Not Quite 101 Uses For An Analog UHF TV Tuner Hackaday ... would have had MOSFETs or even GaAsFETs. Most recently the local oscillator would have been a frequency synthesiser but in the era we are discussing it would have...

Jul 11, 2016

Charge-pump topology doubles voltage, breaks DC path

Charge-pump topology doubles voltage, breaks DC path EDN.com You could do that with an astable multivibrator using discrete parts. Joseph Bagdal W8AVD. Aug 15, 2016 9:18 AM EDT. 0 | 1. Reply. sreaves22645. Hi Michael, A...

Aug 11, 2016

From Breadboard to Printed Circuit – Part I

ElectronicsWeekly.com (blog) From Breadboard to Printed Circuit – Part I ElectronicsWeekly.com (blog) PCB design is easy, right? To a certain extent that's fair to say; with a growing number of schematic design...

Nov 21, 2014

Dudley Buck's Forgotten Cryotron Computer

IEEE Spectrum Dudley Buck's Forgotten Cryotron Computer IEEE Spectrum Immediately following the Second World War, electrical engineers grappled with a fundamental but open question: How should electronic digital...

Mar 19, 2014

Who Wouldn't Want a Big Hex Computer?

EE Times Who Wouldn't Want a Big Hex Computer? EE Times I once built a two-lamp astable multivibrator using a neon lamp and an argon lamp, running off the charge in a large electrolytic capacitor. At first, the...

Nov 10, 2016

Toshiba Adds SOIC Packages to Lineup of CMOS Logic ICs

Toshiba Adds SOIC Packages to Lineup of CMOS Logic ICs Consumer Electronics Net IRVINE, Calif., Dec. 7, 2016 /PRNewswire/ -- Toshiba America Electronic Components, Inc. (TAEC)* today announced the availability of a line of...

Dec 8, 2016

Add GPS To Your USB Dongle

Electronic Design Add GPS To Your USB Dongle Electronic Design The circuit uses an FT230XQ USB-to-UART bridge to link a serial GPS device to the USB port. ... The first multivibrator , U2, generates a delay during...

Apr 22, 2014

ERNIE

iProgrammer ERNIE - A Random Number Generator iProgrammer It is hard to believe that a whole computer could be needed just to generate some random numbers, but this was the first ERNIE's role in life and in 1957 it...

Sep 6, 2013

One I/O line drives shift register with strobe

EDN.com One I/O line drives shift register with strobe EDN.com Further improvement is possible by adding a monostable multivibrator circuit , like in Reference 4. Finally, we propose the simplest solution. In this...

Mar 28, 2013

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