>Of course it's 40khz as that's the standard freqency. Almost all that I've worked with for 10 years, Panasonic, Sony, QVC, NEC, and numerous off-brands, have been 38 kHz with a 40-ish percent duty cycle. Andy ------------------------------------------------------------------- Race Boats - andy@RC-Hydros.com http://www.RC-Hydros.com Airplanes - andy@FlyingHobbies.com http://www.FlyingHobbies.com Electronics - andy@MontanaDesign.com http://www.MontanaDesign.com ------------------------------------------------------------------- -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body