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Book review Burkhard Vogel The Sound of Silence (2nd edition)

Author(s): Popa Ovidiu

Book review Burkhard Vogel The Sound of Silence (2nd edition) Popa Ovidiu Popa's expertise on low noise design makes him well qualified to review Burkhard Volgels...

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Book review Morgan Jones Valve Amplifiers (4th edition)

Author(s): Yaniger Stuart

Book review Morgan Jones Valve Amplifiers (4th edition) Yaniger Our resident tube book reviewer Stuart Yaniger wonders whether a 4th edition of a well-established...

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A low noise laboratory-grade measurement preamplifier

Author(s): Groner Samuel

No lab or hobby shack should be without a preamplifier to measure very low signals with very low noise, defined gain and wide bandwidth. Samuel Groner's latest...

€ 2,99

A Universal Simulated Power Inductor

Author(s): Ramaswamy Ramkumar

Dr. Ramaswamy is back with another usefull piece of lab equipment. Imagine a box with two connections where you can 'dial in' any inductance between 10mH and...

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A Mechatronic approach to Active Subwoofer Design

Professor Robert Munnig Schmidt teaches Mechatronics at one of Netherlands prestigious universities, but his hobby is in audio. Since a (sub)woofer is nothing else...

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Passive, Discrete, DC Coupled, Open Loop IV Converters

Author(s): Ruschkowski Sigurd

Ruschkowski got inspired by his friend Erno Borbely (who should not need any introduction) to design a discrete I/V converter for his newest DAC. This converter uses...

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DIY Low-noise Microphone Preamplifiers, Part II

Author(s): Wurcer Scott

Part I of this article appeared in Linear Audio Vol 1 in Spring 2011 and readers have been asking for Part II ever since. This is a very comprehensive treatment of...

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A Headphone Buffer/Amp and Auto-EQ for Headphones

Author(s): Marsh Richard

If you are looking for that ultimate headphone replay amplifier, you couldn't do any better than with this discrete circuit. Richard Marsh develops his circuits...

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How Discrete Signal Interpolation Improves Digital-to-Analog Conversion

Author(s): Lyons Rick

Digital Interpolation is a way to reduce complexity and requirements for post-DAC analog filtering. Richard Lyons shows not only how it is done, but also discusses...

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Audible tweaks that cannot work

Author(s): Burwen Richard

Audible tweaks that cannot work Vol 3

Richard Burwen

Burwen In his Guest Editorial, Richard Burwen confronts that age-old question: how is it that...

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