Macro About Us Markets Work News & Blog Search FEATURED POST Macro - 50 years in the making 17 Dec 2018Macro, a division of Ross & Baruzzini0 comments News & Blog FROM THE BLOG Macro - 50 years in the making 17 Dec 2018 Macro, a division of Ross & Baruzzini 0 comments As Macro closes out the 50th year in business, we want to reflect on how it all began.... FROM THE BLOG The Pantograph Barrier: Part 1 of 4 Of Pantographs & Wires 04 Jun 2018 Macro, a division of Ross & Baruzzini 0 comments The marriage of the pantograph and the catenary has been wonderfully stable and productive for 120 years, but the insurgence of high speed trains has started to reveal a “Pantograph Barrier”. This four-part series will examine the technical issues that have caused this 120-year-old technology’s inherent limitations and how advances can lead to the operation and initiation of new, truly high speed intercity services. Part one will begin with the history of overhead electrification technology and where the technology is today. FROM THE BLOG The Pantograph Barrier, Part 4 of 4: The Balanced Force Pantograph Solution 10 May 2018 Macro, a division of Ross & Baruzzini 0 comments Part Four will conclude this series and focus on how the Pantograph Barrier can be eliminated and increase train speed beyond 220 MPH. In review, Part Three of this series discussed why having electrified passenger trains that can go beyond 220 MPH is important to our infrastructure and can change the way people travel. FROM THE BLOG The Pantograph Barrier, Part 3 of 4 : Why Speed Matters 26 Apr 2018 Macro, a division of Ross & Baruzzini 0 comments Part One and Part Two of this series discussed the idea of a Pantograph Barrier and why it exists. Part Three will address why the pantograph barrier is significant, and why operating trains above 220 MPH is important. FROM THE BLOG The Pantograph Barrier: Part 2 of 4 Effects & Consequences 17 Apr 2018 Macro, a division of Ross & Baruzzini 0 comments Part two of this four part series examines the reasons why the Pantograph Barrier exists and its effects and consequences. FROM THE BLOG How did Macro get its name? 05 May 2017 Larry Trenga 0 comments How did Macro get its name? Where did it come from? Macro – Micro. Does the name mean large scale, big company, or something else? ARTICLE TYPE From the Blog Newsroom White Papers RECENT POSTS Macro - 50 years in the making The Pantograph Barrier: Part 1 of 4 Of Pantographs & Wires The Pantograph Barrier, Part 4 of 4: The Balanced Force Pantograph Solution The Pantograph Barrier, Part 3 of 4 : Why Speed Matters The Pantograph Barrier: Part 2 of 4 Effects & Consequences How did Macro get its name? CATEGORIES Rail & Transit (5) Consulting (4) Systems Engineering (3) Engineering Leadership (2) News & Blogs from our Parent Company Ross & Baruzzini From Doha to Dallas, our projects span the globe, which has given us a unique vantage point within the industry. Our clients select Ross & Baruzzini for their most challenging consulting and design projects because we provide a high level of multi-discipline integration and an individualized understanding of our clients' business processes. Even the largest projects require a personal touch. Our relationships are built through face-to-face communication and our progressive design philosophy and reputation for innovation comes with the same individualized service whether at home or abroad. We believe all business is personal. And that’s the way we like it. LEARN MORE ABOUT ROSS & BARUZZINI ABOUT US OVERVIEW CAREERS CONTACT US MARKETS PASSENGER RAIL TRANSIT PUBLIC SAFETY & COMMUNICATIONS INTELLIGENT TRANSPORTATION SYSTEMS WORK NEWS & BLOG HEADQUARTERS 100 WEST MAIN STREET SUITE 500 LANSDALE, PA, 19446 USA 215.997.5100 REGIONAL OFFICES BOSTON, MASSACHUSETTS NEW YORK, NEW YORK SOCIAL TwitterFollow us on Twitter FacebookFollow us on Facebook LinkedInFollow us on LinkedIn United States A Division of Ross & Baruzzini © 2021