Mono vs Stereo Power Amplifiers - why bother with two mono amps?
Here’s another question we get quite often, ‘why should I consider a mono amplifier over a stereo amplifier?’ To date, we only build mono...
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Web posts covering technical articles on Hi-Fi audio topics, product guides, and internal projects at Bandwidth Audio
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The First Watt is the ‘Loudest’ - Amplifier Power vs Speaker Efficiency
We get asked this question all the time; I have speaker ‘xyz’, how much amplifier power do I need? This question comes down to a couple...
Not all Distortion is Created Equal; A Guide to THD & THD+N
Distortion is arguably the most commonly compared specification between audio products. Consumers often use this as the first technical...
SNR and the Importance of Input Referred Noise
Input referred noise is a noise specification found on some audio equipment and preamplifiers. While it is an extremely useful...
How to Select a Preamp with the Correct Gain
Preamplifiers or preamps are very key pieces of equipment in any audio path. Although not always required, they play an important role...
Tube Matching and Open vs Closed Loop Amplifiers
Vacuum tube testing can be extremely important for the performance of an audio system. While vacuum tube testing is important in circuits...
Output Transformers - The Heart of a Tube Amp
Majority of tube amplifiers on the market have an output transformer. Only a very small group of OTL or Output Transformer-Less tube...
Amplifier Output Impedance: The Amplifier - Loudspeaker Interaction
One of the most commonly misconstrued topics on audio amplifiers is output impedance and what it means for your loudspeakers. Many...
Tube vs. Solid State Rectifiers for Tube Amplifier Power Supplies
Tube rectifiers are the simplest type of vacuum tube since they are two-element devices, or diode. They provide no amplification or...