My little bedroom studio could use some help. It's hard to find a spot where the mics and guitar pickups don't pick up RF noise. [more inside]
posted on Feb 19, 2008 - 7 answers

I want to be able to click through some Powerpoint slides in a really large room when my computer is at the other end of it (about 100 ft away). There are no physical boundaries in the way (it's in direct sight). Do I need an RF mouse for this? If so, does anyone have recommendations of good ones to buy? and where? It doesn't need to be overly fancy, probably a click and maybe a RMB click would be sufficient...
posted on Jan 11, 2008 - 8 answers

RF Filter (literally): I'm using my trusty Sony ICF-2010 shortwave radio (1990 vintage) with a brand-new Edirol R-09 digital recorder. Unfortunately, once I hook up the R-09, it spits up digital noise all over the bands. [more inside]
posted on Apr 8, 2007 - 6 answers

I've pulled an RF modulator out of an old VCR, but I don't know what some of the pins are for on the unit. Help me wire it up to modulate a composite video signal. [more inside]
posted on Feb 12, 2007 - 12 answers

RF-to-IF over fiber. I'm not much of an RF geek lately but i'm learning a bit here and there. One of the things i've found some interest in is these RF-to-IF converters, which supposedly allow you to take chunks, or even the entire RF spectrum, convert it to a data signal, relay it over fiber, and then move it back into RF spectrum at the other end allowing traditional receivers to listen to it. [more inside]
posted on Nov 6, 2006 - 13 answers

Very strange electrical noise getting into radio on newly imported 1997 JDM Toyota Tercel hatchback. Radio replacement is imminent, but there's [more inside]
posted on Aug 29, 2006 - 5 answers

Its recently been discovered that i can pick up a 70-or-so channel cable broadcast on my uhf/vhf antenna. While hoping not to jinx myself, i ask, does anyone know how this may be occurring? more inside.
posted on Apr 6, 2004 - 9 answers

Two semi-related issues. Basically, both my mouse and my cell phone make weird sounds come out of my computer speakers. [more]
posted on Mar 3, 2004 - 16 answers