In article <DE87437FE365CB458C265EA3D73B6F1D2D5DDA@xbc- mail1.xantrex.com>, Ralph McDiarmid <[email protected]> writes >Apparently, the old monochrome television receivers suffered for this >effect. The horizontal output tube would oscillate and the emission >would be picked up at the RF input causing a speckled line, or "SNIVETs" >in the raster. Placing a resistor in the grid circuit helped damp or >kill the oscillation. > >Anyone recall this effect?
Not only monochrome. We had this problem with early CTVs using tubes in the high-power bits. -- Regards, John Woodgate, OOO - Own Opinions Only. The good news is that nothing is compulsory. The bad news is that everything is prohibited. http://www.jmwa.demon.co.uk Also see http://www.isce.org.uk This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. Website: http://www.ieee-pses.org/ To post a message to the list, send your e-mail to [email protected] Instructions: http://listserv.ieee.org/listserv/request/user-guide.html List rules: http://www.ieee-pses.org/listrules.html For help, send mail to the list administrators: Ron Pickard: [email protected] Scott Douglas [email protected] For policy questions, send mail to: Richard Nute: [email protected] Jim Bacher: [email protected] All emc-pstc postings are archived and searchable on the web at: http://www.ieeecommunities.org/emc-pstc
