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Has anyone the datasheet of the Toshiba T7889 LCD controller. I've got a few of them in a 2*20 character LCD display. I need to programm it with a microcontroller.
Please help. :?
Still looking for schematic and/or service manual of my scanner.It's a Bearcat/Uniden, type BC-100XLT. Squelch doesn't seem to work the way it should be.Who can help me? :(
coaxial cable moisture attenuation
Has someone experience with coaxial cable (RG213) whose attenuation becomes less with more moisture due to rain. The cable stays 50 Ohms, so the impedance doesn't change. :(