All items tagged with 300B (14)

Audio-Technica Introduces Narukami Ultra-High-End Tube Headphone Amplifier and Headphones

March 7, 2024 by audioXpress Staff

Audio-Technica Introduces Narukami Ultra-High-End Tube Headphone Amplifier and Headphones

Audio-Technica is introducing its Narukami ultra-high-end audio products, which are meant to take the pursuit of analog and tube sound reproduction to a new level of excellence. Making their US premiere at CanJam NYC 2024 (March 9 – 10 at the Marriott Marquis, New York), the Narukami HPA-KG NARU Tube Headphone Amplifier and ATH-AWKG Closed-Back Dynamic Wooden Headphones are ultimate-quality works of audio art. With a price that could buy a house not a long time ago, this is in the above-luxury category.

Orange Amplification Introduces New Orange Valve Tester MKII

February 22, 2024 by Joao Martins

Orange Amplification Introduces New Orange Valve Tester MKII

British guitar amplification brand has unveiled the Orange Valve Tester MKII which supersedes the Orange VT1000, introduces originally as the world's first automatic digital valve tester pioneered, developed and patented by Orange. The new Orange Valve Tester MKII enables a wide range of tests with speed, simplicity and accuracy, setting a new standard in valve/tube-testing technology for roadies, musicians, hi-fi enthusiasts and service professionals alike.

Active Acoustics, Noise Cancellation, and Product Development in audioXpress August 2023

July 14, 2023 by audioXpress Staff

Active Acoustics, Noise Cancellation, and Product Development in audioXpress August 2023

As audioXpress August 2023 focus on Acoustics, read the report on Electroacoustic Enhancement and Active Acoustics. René Christensen details the model and application of the SonicEdge Ultrasound Speaker. Philipp Paul Klose writes about Noise Cancellation in Automotive Audio. And we visit the Western Electric Tube Factory in Rossville, GA. Read the AXPONA 2023 show report, how to Design a True Midrange Driver, and how to build an Instrumentation Amplifier-Based Preamplifier Line Stage.

audioXpress May 2023. Tubes, Amplifiers, and Audio Electronics!

April 11, 2023 by audioXpress Staff

audioXpress May 2023. Tubes, Amplifiers, and Audio Electronics!

In this Glass Audio special issue, Menno van der Veen brings us his latest Vanderveen TRANS-PP80 Valve Amplifier, Tom Perazella remakes a famous (Z)OTL amplifier with 300Bs, and Peter Dieleman debunks recurring myths in tube circuit designs. Stuart Yaniger reviews the Hypex NCORE NCx500 amplifier module, while Burkhard Vogel expands his article on Vintage Op-Amp Noise Simulations, and Bruce E. Gillingham concludes its unique MB1 Monoblock Power Amplifier with Precision Bias Control.

audioXpress.com - The Most Popular Stories of 2022

December 29, 2022 by audioXpress Staff

audioXpress.com - The Most Popular Stories of 2022

We looked at the popular articles of 2021 in audioXpress.com (including selected articles from audioXpress and Voice Coil magazines), and we created this Top 10 list of news stories and online articles. Once again 2022 expanded slightly on the record-breaking year that was 2021 for audioXpress.com, in terms of number of visits and regular users of the website. Visitors from all over the world returned more often to read the more than 8.650 stories available. Which of the topics and stories published online in 2022 were the most popular? Here are the results!

Fresh From the Bench: Western Electric's New Production 300B

August 25, 2022 by Michael Boele

Fresh From the Bench: Western Electric's New Production 300B

Renowned tube expert Michael Boele offers his long-term review of a pair of 2021 new production 300B directly heated power triodes. For 10 months, Boele had the opportunity to live with and extensively use a pair of these 300Bs and his impressions and extensive testing could be directly contrasted with his considerable collection of 300B tubes - Chinese, Russian, Czech and Slovak clones, as well as several pairs of Westrex/Western Electric reissues, and two “old stock” Western Electrics. This article was originally published in audioXpress, May 2022.

audioXpress September 2022 Speaker Focus Issue Now Available

August 11, 2022 by audioXpress Staff

audioXpress September 2022 Speaker Focus Issue Now Available

The September 2022 Speaker Focus issue of audioXpress discusses speaker design and testing tools and features two fascinating speaker R&D stories on the Holoplot X1 Matrix Array and Motion Feedback Desktop Subwoofers for nearfield studio application. Geoff Hill explains the latest IEC loudspeaker measurement standards, Roger Shively reports from the AES 2022 Automotive Audio conference, Christoph Sladeczek writes about Audio Objects as Platform Technology in Vehicles, and much more.

It's Tube Time! audioXpress May 2022 Glass Audio Special!

April 11, 2022 by audioXpress Staff

It's Tube Time! audioXpress May 2022 Glass Audio Special!

It's time for the Glass Audio/Tube Focus edition of audioXpress. In this issue, Michael Boele shares his long-term review of a pair of 2021 new production Western Electric 300Bs, Merlin Blencowe explains how to add Bluetooth to a Tube Amp, and Alan Kimmel introduces us to the possibilities of the Pentriode. There's also a Market Update report on vinyl sales and the latest trends in turntables and cartridges, as well as a review by Stuart Yaniger of the latest Orchard Audio Starkrimson Stereo Ultra GaN-based amplifier.

Western Electric 91E Integrated Stereo Amplifier Available for Pre-Order

January 10, 2022 by audioXpress Staff

Western Electric 91E Integrated Stereo Amplifier Available for Pre-Order

audioXpress readers have long been anticipating the announcement, and Western Electric finally confirmed that the company is taking orders for the new 91E integrated amplifier. Following the resumed production of the 300B triode tubes at the modern Rossville Works facility, Western Electric now launches a single-ended (SE) high-fidelity amplifier inspired by the 91A, its famous predecessor used in early Hollywood motion pictures. The new SE design offers over 20 watts per channel - a first for the 300B in a totally new design for the 21st Century.

R&D Stories: The Original Western Electric 300B Vacuum Tube Now Shipping Worldwide

June 8, 2021 by Richard Honeycutt

R&D Stories: The Original Western Electric 300B Vacuum Tube Now Shipping Worldwide

Celebrating the reintroduction of the famous Western Electric 300B triode, now out of Rossville, GA, in this article, Richard Honeycutt asked key questions to entrepreneur Charles Whitener, the main force behind the revived Western Electric venture, which is also investing in new tube audio amplifiers and tube related electronics. Since a visit to the facilities wasn't yet possible but production had resumed, audioXpress provided an inside look at Western Electric and its reestablished operations. This article was originally published in audioXpress, May 2021.

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