Archive for November, 2011

Voltage from amplifier output to loudspeakers?

In a typical home hi-fi system what is the potential difference across the amplifier terminals that feed a loudspeaker? What is the typical current the loudspeaker wires carry? What is the typical resistance of a loudspeaker?
Loudspeakers are typically 4 or 8 ohm, though there are other impedances.
Note it’s Impedance, not Resistance - as [...]

Can cell phone conversations still be overheard through loudspeakers, etc?

Just wondering if technology has it such that the frequency no longer allows this.
(Two years ago, someone’s cell conversation at my work was heard over the intercom speakers … and there was a lot of cussing going on.)
Nothing is impossible, as your story demonstrates. But even two years ago, that was an [...]

How do I conect the loudspeakers of a 1996 Ranger Truck Radio into a new radio?

The radio of my Ranger 1996 is broken and I´ve bought a new one but I can´t get sound, I´ve tried to identify which wires connect to the loudspeakers but I got no signal. Thanks for the answers.
I actually replaced all my speakers in my 1997 ranger (exact same truck new year), I made my [...]