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Tuesday, November 25, 2014

FINALLY! A Computer Made with Discrete Transistors!

Note the discrete BJT transistor T-shirt.  Note the haunted, obsessed look in his eyes.  This fellow is building a computer out of discrete transistors.   He clearly has The Knack.  
http://hackaday.com/2014/11/22/a-4-bit-computer-from-discrete-transistors/


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at 5:19 AM
Labels: computer history, Knack Stories, minimalist computing

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    Daylight Again – An all Analog Radio - What’s all this? In 10 seconds, A high performance, 7MHz, 5 watt SSB rig Draws just 24 mA of current 90 dB dynamic range, 80 dB close-in dynamic range 3D ...
    2 years ago
  • DK7IH HF Radio Engineering
    New post: A “Walkie-Talkie” SSB transceiver for 14MHz or the higher RF bands - To access this article, please click link: A “Walkie-Talkie” SSB transceiver for 14MHz or higher rf bands
    3 years ago
  • TheRadioBoard Forums
    Other Electronic Projects • Re: Can I normalize both Mono Amp Outputs? - radm49 wrote: ↑ Mon Apr 25, 2022 3:56 am qmavam wrote: ↑ Thu Apr 21, 2022 8:57 pm Yes, you can use a wall wart for power, you might need to add a capacit...
    3 years ago
  • VK3HN
    Digi-chirp! Digital synthesis of ‘nostalgic’ CW - The bottom ends of 80, 40 and 20m are not what they used to be. For starters, the busiest part is the digital segment where computers talk to computers – l...
    3 years ago
  • HF SIGNALS -- Farhan, BITX, Antuino
    Modifications to the Dayton/FDIM-2019 Antuino - The Dayton Antuino has sub-optimal performance. This is a short note on improving it to an 80 db range of measurements. The trouble with Antuino 2.0 (the o...
    5 years ago
  • Small Wonder QRP by K.P.S. Kang
    - *FIREO**©* *A LOW POWER SSB/CW TRANSCEIVER WITH ITS UNIQUE SPEECH PROCESSING* “FIREO” (Pronounced FIRE-O), is basically a bit of non-conventional QRP (...
    6 years ago
  • BITX Hacks
    Raduino as NBFM TX - Here is a neat, 30 minute hack for your Raduino to turn the Si5351 into a pretty stable, solid NBFM transmitter. The hack is to add a varactor diode in ...
    7 years ago
  • QRP Labs Kits Hans Summers, QCX, QSX and more
    QRP Labs shop! - [image: Shop] All QRP Labs kits may be ordered online securely at the shop, with PayPal payment. *Click here to visit the shop!* *Click!* *Shop! Order...
    10 years ago
  • Hans Summers' Web site
    Hans Summers Homebrew Radio, Electronics and Computing - Radio, Electronics and Computing Projects by Hans Summers I make no claims for technical accuracy, good design, or necessarily even originality for the co...
    16 years ago
  • Bunker of DOOM 8-) Welcome!
    -
  • RF Cafe Homepage
    -
  • The Radio Shop - YouTube
    -
  • Antique Radio Forums Index page
    -
  • HA5KHC Links to Ham Circuits
    -
  • SV3ORA QRP & Homebrew
    -
  • ND6T's Easy Ham Radio Projects
    -
  • Wes W7ZOI's Web Site
    -
  • ZL2PD Amateur Radio and Homebrew Electronics Website
    -
  • Pasta Pete you're in for a Treat!
    -
  • SpaceWeather.com -- News and information about meteor showers, solar flares, auroras, and near-Earth asteroids
    -
  • PH2LB shack on the internet. - Ham radio
    -
  • Harry's Homebrew Homepages
    -
  • Tony G4WIF's Site
    -
  • Bob's Electron Bunker
    -
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E. Howard Armstrong on a Czech Stamp

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