Author Archive

Visualizing Dante’s Hell: See Maps & Drawings of Dante’s Inferno from the Renaissance Through Today https://www.openculture.com/2018/06/visualizing-dantes-hell.html →

A solar eclipse occurs when the Moon passes between Earth and the Sun. On 12 August 2026, a total solar eclipse will cross Greenland, Iceland and Spain. Will you see the full solar eclipse? Check the list of the countries where it will be visible. There are many other countries where you can see a →

This posting is here to collect cyber security news in August 2026. I post links to security vulnerability news to comments of this article. You are also free to post related links to comments. →

The End of an Era in Finland: A massive chapter in telecommunications history of Finland has officially come to a close. On June 30, 2026, Elisa shut down its landline phone network, marking the formal end of over 140 years of landline history in Finland. Elisa’s Chief Technology Officer, Kalle Lehtinen, said: “Voice isn’t disappearing; →

The NE5532 is a classic, highly regarded dual low-noise operational amplifier designed specifically for high-performance audio applications. NE5532 is a dual monolithic, bipolar, internally compensated operational amplifier (op amp) for audio applications introduced by Signetics (now part of NXP Semiconductors) in 1979. The 5532 is fully bipolar, with the exception of a sole JFET within →

https://www.instagram.com/p/DaNg8SEjHfi/?igsh=MTJqMGt0dzRqZmg2ag== →

This posting is here to collect cyber security news in July 2026. I post links to security vulnerability news to comments of this article. You are also free to post related links to comments. →

Anyone who regularly builds circuits or repairs devices wish they had a good LCR meter. With such an instrument, you can easily and accurately measure resistors, capacitors, and coils. The FNIRSI LC1020E is a handheld LCR meter designed for hobbyists and repair technicians who need more features than than a standard multimeter or basic LRC →

The Secret Weapon or a Safety Hazard? The Truth About the OSS TEAM W01 Inductance Tester If you’ve spent any time browsing electronics repair forums or watching diagnostic videos lately, you’ve probably seen it: A sleek, pen-sized black circuit board being waved over smartphone motherboards. The green LED lights up, and—boom—the component is declared healthy →

This posting is here to collect cyber security news in June 2026. I post links to security vulnerability news to comments of this article. You are also free to post related links to comments. →