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All about electronics and circuit design
The HP Envy (stylized as HP ENVY) is a line of consumer-oriented high-end laptops, desktop computers and printers manufactured and sold by HP Inc. They started as a high-end version of the HP Pavilion line. I have had a HP ENCY 17 laptop for many years. It has worked well. But just some days ago →
This posting is here to collect cyber security news in February 2023. I post links to security vulnerability news to comments of this article. You are also free to post related links to comments. →
USB-C cables are a controversial topics, and rightfully so. USB C has standardized the connector type, but brought us the Wild West of Wiring. Different USB-C cables they all might look exactly the same, but you’ve likely experienced that they’re not the same internally, and often there’s not a label in sight. Yes, it’s pretty →
The Tektronix TDS220 is a portable two-channel digital scope with 1 GS/s sampling rate and 100 MHz bandwidth. This is part of TDS200 oscilloscope series, that was released in 1997. Sister models include TDS210 (60 MHz dual-channel) and TDS224 (100 MHz quad-channel). Tektronix TDS 210 and TDS 220 Digital Real-Time oscilloscopes offered at them time →
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I got an old HP mixed signal oscilloscope HP54645D. This is over 20 years old test instrument with 7″ CRT display. The 54645D is a 100 MHz, 2+16 channel Mixed Signal Oscilloscope from Agilent. Measure voltage or current signals over time in an electronic circuit or component to display amplitude, frequency, rise time, etc. Applications →
Oscilloscope History and Milestones http://www.oscopes.info/background/2265-oscilloscope-milestones Oscilloscopes have been invented in the 1920s. Up to now this instrument encountered many innovations. Today the main players are Keysight, Tektronix and Teledyne LeCroy. Read more at: http://www.oscopes.info/background/2265-oscilloscope-milestones →
The Tektronix 2235 is a 100 MHz dual-trace, dual-timebase portable scope. Tektronix 2235 has two channels and delayed sweep. This is still a pretty decent analogue oscilloscope (if you are looking for an analogue oscilloscope) with Large, Bright CRT screen. This oscilloscope has the U shaped handle that has detents which allow it to double →
Analysts and experts have looked into their crystal balls and made their cybersecurity predictions for 2023. Here is a collection of cyber security trends from many cyber security trends lists I have found published on-line. In my list I first show the information source and next a short overview what this source listed. Is your →
Here is a computer music history story. It has some background history and details on the parts I had something to do. This story of history of computer music starts from 1951 when the first computer music recording was made using a Ferranti Mark 1 computer at the University of Manchester. That computer played God →