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1,4-Butanediol, also called Butane-1,4-diol (other names include 1,4-B, BD, BDO and 1,4-BD), [5] is a primary alcohol and an organic compound with the formula HOCH 2 CH 2 CH 2 CH 2 OH. . It is a colorless viscous liquid first synthesized in 1890 via acidic hydrolysis of N,N'-dinitro-1,4-butanediamine by Dutch chemist Pieter Johannes Dekkers, who called it "tetramethylene glyco
Original marketing materials for the Mac Pro generally referred to the middle-of-the-line model with 2 × dual-core 2.66 GHz processors. Previously, Apple featured the base model with the words "starting at" or "from" when describing the pricing, but the online US Apple Store listed the "Mac Pro at $2499", the price for the mid-range model. The ...
Power Mac G4. 350 MHz – 1.42 GHz (Up to 2 GHz processors through 3rd-party upgrades.) The Power Mac G4 is a series of personal computers designed, manufactured, and sold by Apple Computer from 1999 to 2004 as part of the Power Macintosh line. Built around the PowerPC G4 series of microprocessors, the Power Mac G4 was marketed by Apple as the ...
The pentalobe security screw[1] (Apple nomenclature), or pentalobe screw drive, is a five-pointed tamper-resistant system used by, but not limited to, Apple in their products. [1] Pentalobe screws were adopted by Apple starting in 2009, when they were first implemented in the 15-inch MacBook Pro. They have since been used on other MacBook Pro ...
The Apple A12X Bionic is a 64-bit ARM-based SoC that first appeared in the 11.0" iPad Pro and the third generation of the 12.9" iPad Pro, which were both announced on October 30, 2018. [92] It offers 35% faster single-core and 90% faster multi-core CPU performance than its predecessor, the A10X.
An early consumer WQXGA monitor was the 30-inch Apple Cinema Display, unveiled by Apple in June 2004. At the time, dual-link DVI was uncommon on consumer hardware, so Apple partnered with Nvidia to develop a special graphics card that had two dual-link DVI ports, allowing simultaneous use of two 30-inch Apple Cinema Displays.
The Replica 1 is a clone of the Apple I designed by Vince Briel with permission from the Apple I's original creator Steve Wozniak. [ 4] The Replica 1 is functionally a close copy of the original but it was designed using much more modern parts on a smaller, simplified board design. The Replica 1 is designed around the same MOS Technology 6502 ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 15 September 2024. Economy of Bangladesh Motijheel C/A, the downtown of Dhaka Currency Bangladeshi taka (BDT, ৳) Fiscal year 1 July – 30 June Trade organizations SAFTA, SAARC, BIMSTEC, WTO, AIIB, IMF, Commonwealth of Nations, World Bank, ADB, Developing-8 Country group Developing/Emerging Lower ...