All items tagged with tube amplifiers (83)

McIntosh Introduces Updated MC3500 Mk II Inspired by the Iconic Amplifier Used at Woodstock

November 4, 2021 by audioXpress Staff

McIntosh Introduces Updated MC3500 Mk II Inspired by the Iconic Amplifier Used at Woodstock

McIntosh, the prestigious home entertainment and ultimate-quality audio brand for over 70 years, announced the MC3500 Vacuum Tube Amplifier Mk II, a tribute to the original that inspired a generation of musicians and music fans alike. Originally used to power the sound system for Woodstock '69 amongst other formative music events, the iconic monoblock amp was recreated by McIntosh’s expert team of engineers and designers to include modern upgrades that celebrate the brand’s rich history.

Get the Lowdown on Audio and DSP with audioXpress November 2021

October 12, 2021 by audioXpress Staff

Get the Lowdown on Audio and DSP with audioXpress November 2021

The November 2021 edition of audioXpress looks at the latest industry trends in digital signal processing, and enabling fully adaptive audio DSP experiences. Roger Shively (JJR Acoustics) writes about how the unique acoustic space of the car interior can be defined by the use of DSP, and Al Clark (CEO, Danville Signal Processing) shares his company’s journey into the development of the dspNexus DSP Audio Processor. Now available for viewing online, download and in print.

Tube Amp Doctor Announces New EL34-STR REDBASE Premium Selected Tubes

October 11, 2021 by audioXpress Staff

Tube Amp Doctor Announces New EL34-STR REDBASE Premium Selected Tubes

Following on the introduction earlier in 2021 of the 6L6GCM-STR, the first model from an all-new high quality premium tube series named REDBASE from Tube Amp Doctor (TAD), the German company now announced the new TAD EL34-STR REDBASE, which can be used for any EL-34 application in guitar amplifiers and also hifi tube designs instead of 6CA7 and KT77 tubes. All tubes in TAD’s REDBASE family are manufactured on a new exclusive production facility.

Audio Research Signals New Era with All-New Product Series

September 13, 2021 by audioXpress Staff

Audio Research Signals New Era with All-New Product Series

The I/50 Integrated Amplifier is the first product in an all-new series from Audio Research since the company was sold to Trent Suggs by the McIntosh Group. The new product series sends a clear message with a functionally simple and visually engaging design, while staying true to the company's values of sounding musically sublime. This is a product that responds to market demands, and builds upon the company's values, as the company's president and new owner promised.

You Can DIY!: Build a Single-Ended Guitar Tube Amplifier

August 25, 2021 by Costa Sarris

You Can DIY!: Build a Single-Ended Guitar Tube Amplifier

In this project article for audioXpress, the author shares his guitar tube amplifier, a simple, low-wattage, that any DIYer can easily build. Costas Sarris believes in building simple tube amplifier designs, with simple circuits that he found to work better, particularly when the electric signals carry music information, because the signal distortion is easily handled. This article was originally published in audioXpress, June 2015.

You Can DIY!: Repurposing an Old Preamp for Line-Level Duty

August 19, 2021 by Bill Reeve

You Can DIY!: Repurposing an Old Preamp for Line-Level Duty

This modification and restoration article shows how to preserve the best features of unused tube equipment. The article describes a tube preamplifier that the author wanted to position at the input to his home power amplifier, eliminating the need to adjust his 1972 McIntosh MX10 tuner and 240 power amplifier’s volume high when he wants to fill his home with music. In this case, an old Shure Model 65 stereo conversion preamplifier using two dual-triode 12AX7 tubes provided an excellent platform for the project. This article was originally published in audioXpress, May 2020.

audioXpress May 2021 Celebrates Its Glass Audio and Audio Electronics Roots

April 12, 2021 by audioXpress Staff

audioXpress May 2021 Celebrates Its Glass Audio and Audio Electronics Roots

Our May 2021 Glass Audio Special edition is certain to inform and inspire you. We reveal what is happening at Western Electric's new Rossville Works in Georgia, where production of 300B tubes is ongoing, we explain how to draw tube load lines, and we offer a valuable preamplifier design that enables you to compare the sound of tube and solid-state circuits from the same audio source. There's also a versatile stereo tube amplifier design to build, and plenty more audio electronics theory and practice in this edition. Now available online and in print.

You Can DIY!: Revisiting The Remaking of a Champ

March 9, 2021 by Mark Driedger

You Can DIY!: Revisiting The Remaking of a Champ

In this article, Mark Driedger revisits “The Remaking of a Champ,” inspired by Kirk Elliott’s original article for Glass Audio (1992). The Fender Champ is considered “the” classic tube practice amplifier and it has been remade a few times over. Driedger created his own version, including a provision to easily try different output tubes. This article was originally published in audioXpress, January 2016.

March 8, 2021 by audioXpress Staff

Tube Amp Doctor Launches Brand New TAD 6L6GCM-STR REDBASE Premium Selected Tubes

A brand new series of tubes was launched and the first model is now ready to ship worldwide! The new 6L6GCM-STR is the first model from a new high quality premium tube series named REBASE, from Tube Amp Doctor (TAD). As the German company explains, the 6L6GCM-STR REDBASE is an entirely new TAD development, recommended for lively clean sounds as well as powerful broadband multi-channel amps, an ideal upgrade for any guitar or high-end amplifier that uses 6L6GC or 5881 tubes.

You Can DIY! Vanderveen Trans-SE10 Secrets

February 10, 2021 by Menno van der Veen

You Can DIY! Vanderveen Trans-SE10 Secrets

In this article, Menno van der Veen explains everything about the Vanderveen Trans-SE10 amplifier, which is available as a DIY kit manufactured by Tentlabs. This letter-sized stereo amplifier is a single-ended design with an output power of 10W per channel, but there's a lot "under the hood" (and the glass) to understand. The article explains the “why and how” of the unusual Vanderveen Trans-SE10 design. This article was originally published in audioXpress, January 2021.

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