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How do I connect two 8 ohm speakers to one channel of an amplifier designed for 8-16 ohms?
It is not possible to make two 8 ohm speakers into a 8 ohm load.There are only two ways to connect two speakers together, either in series or parallel.In parallel, two 8 ohms speakers give a...
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It costs me around $1000 a year to host and protect this website. Then there are the countless hours I spend each week answering questions and trying to keep this website up-to-date.I don't like, nor do...
Understanding Amplifier Power
Amplifier power is probably the most misunderstood and abused parameter of amplifiers and speakers. Yet, it is often the first (and possibly only) parameter people look at when buying an amplifier or speakers.Marketing managers add to...
What is Electrical Power?
What is electrical power? What is the formula for electrical power? What is watts, volts and amps? This article introduces and illustrates these electrical basics and in particular the power formula. As this is not a...
Using a Multimeter
This article introduces the basic concepts of multimeters and explains how to use them for basic measurements. Multimeters are one of the most useful electrical and electronic aids available to us. Effectively they are our eyes...
Understanding Acoustic Feedback
Acoustic feedback it that annoying loud continuous tone you get when the sound system is not set up or operated properly. Acoustic feedback can normally be reduced or eliminated if you understand and follow the basic...
Reflections on the TV Remote Control
The recent passing of Eugene Polley, the man known for inventing the remote control, has given me cause to reflect on the development of the remote control. In just my life time, the humble TV remote...
Understanding Microphone Sensitivity
What do you understand about microphone sensitivity? Of late I have seen a number of people miss-interpret the specifications of microphones, especially when it comes to microphone sensitivity. For instance when comparing two microphones, one says...
Speaker Selector Switch Simulators
The speaker selector switch simulators presented here demonstrate how speaker selectors deal with speaker impedance and power distribution. Speaker selector switches are used to allow you to connect multiple speakers to your HiFi amplifier. They help...
