Ken Shirriff's Blog
-
![]()
Inside a 20-Watt Traveling Wave Tube Amplifier from Apollo.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} How did the Apollo astronauts communicate on their trip...
-
![]()
"Space age electronics": Inside a GE thin-film paperweight from the 1960s.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} In the early 1960s, General Electric developed a...
-
![]()
Deep dive into how the Teensy microcontroller interacts with the Arduino library.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} pre.code {font-family: courier, fixed; font-size:...
-
![]()
Inside a transistorized shift register box, built in 1965 for Apollo testing.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} One of the under-appreciated aspects of the Apollo...
-
-
![]()
Teardown of a PC power supply.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} Have you ever wondered what's inside your computer's...
-
![]()
Reverse-engineering a vintage OR/NOR chip.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} span.wm {text-decoration: underline;...
-
![]()
Reverse-engineering a vintage comparator chip.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} span.wm {text-decoration: underline;...
-
![]()
Logic chip teardown from a vintage IBM mainframe.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} span.wm {text-decoration: underline;...
-
![]()
Two dies in one package: Teardown of a vintage ROM with double the storage.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} span.wm {text-decoration: underline;...
-
![]()
Reverse-engineering the standard-cell logic inside a vintage IBM chip.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} Integrated circuits are often built from standard-cell...
-
![]()
Germanium transistors: logic circuits in the IBM 1401 computer.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} How did computers implement logic gates in the 1950s?...
-
![]()
Strange chip: Teardown of a vintage IBM token ring controller.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} IBM used some unusual techniques in its integrated...
-
![]()
Booting the IBM 1401: How a 1959 punch-card computer loads a program.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} span.wm {text-decoration: underline;...
-
![]()
Teardown of a quartz crystal oscillator and the tiny IC inside.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} The quartz oscillator is an important electronic...
-
![]()
A one-bit processor explained: reverse-engineering the vintage MC14500B.hilite {cursor:zoom-in} a:link img.hilite, a:visited img.hilite { color: #fff;} The Motorola MC14500B 1 is a 1-bit processor...
Search about Crypto News
Today Most Popular News
-
![]()
Fidelity Buys 7.4% Of Bitcoin Mining Company Marathon Digital Holdings Across Multiple FundsAs more brokerages add bitcoin and blockchain companies to their portfolios, many investors are unwittingly getting exposure to the growing industry.
-
![]()
Bitcoin in a Nutshell: High Prices for a Cheery ConsensusFor somebody who hates bitcoin, Warren Buffett sure got one thing right Read the full story
-
![]()
Heavy rains and flooding push Yemenis to the brinkHeavy rains and flooding in Yemen have affected at least 28,000 people, according to initial estimates released by the UN Office for the...
-
![]()
Fear and Greed: l’indice di Bitcoin è tornato in posizione neutraNegli ultimi giorni l’indice Fear and Greed (ovvero Paura ed avidità) relativo a Bitcoin è tornato in zona sostanzialmente neutra....
-
![]()
Coinbase halts Bitcoin SV trading after yet another 51% attackBitcoin SV is in trouble once again after Coinbase announced that it will be halting BSV trading on the platform. This update came on the back of a...
-
![]()
Ethereum Hard Fork Is Just Hours Away. Here's What Could Go WrongOn Thursday, the Ethereum network is getting an upgrade as five Ethereum Improvement Proposals get incorporated into the blockchain's code....
-
![]()
Work still remains on Syria chemical weapons destruction, Security Council hearsIdentifying perpetrators of chemical weapon attacks, and holding them accountable, must remain a priority, a senior UN official said on Wednesday...
-
![]()
佐賀市がリアルタイムでの環境価値の電子証書化に成功、ブロックチェーン「Tapyrus」活用（chaintope 北川広氏へ取材）佐賀市がリアルタイムでの環境価値の電子証書化に成功...
-
![]()
Bitcoin v. crypto-stocks – Why it’s not worth betting on just one2008’s recession managed to completely change the financial landscape. In fact, it allowed Bitcoin and other cryptocurrencies to gradually...
-
![]()
Chris Cornell’s Last Photoshoot to Be Auctioned as NFTs on EthereumPreviously unseen photographs of late Soundgarden frontman Chris Cornell are being auctioned as NFTs . The photos come courtesy of a...
