MAKE A MEME
View Large Image
| View Original: | Dba plot.png (1200x1200) | |||
| Download: | Original | Medium | Small | Thumb |
| Courtesy of: | commons.wikimedia.org | More Like This | ||
| Keywords: Dba plot.png en wikipedia 2011 January 6 This was created using the following gnuplot source n kA 7 397057228624818216e9 H s kA s 4 / s+129 4 2 s+676 7 s+4636 s+76655 2 dba f 20 log10 abs H 2 0 0 1 0 pi f set size square set grid set logscale x 10 set xlabel Frequency Hz set ylabel Gain dB plot 10 39999 x>2e4 0/0 dba x lt 3 notitle See also w en User_talk MarkSweep/archive2 Gnuplot commons Image Weighting curves png First revision http //upload wikimedia org/wikipedia/en/archive/d/d3/20050317071653 21Dba_plot png I made this It is public domain See my page for details - Omegatron 01 37 Mar 5 2005 UTC Replacement for Image DBA gif Created with maxima or gnuplot I guess and edited in the GIMP since I don't have the patience to scour documentation for things I am only going to use once or twice H kA s 4 / s+129 4 2 s+676 7 s+4636 s+76655 2 ; H ev H s I w ; H ev H kA 7 397057228624816E+9 ; H ev H w 2 PI f ; SET_PLOT_OPTION GNUPLOT_PREAMBLE set log x ; plot2d 20 log10 abs H f 10 1 20000 ; No I don't know what I'm doing with my custom functions in maxima-init mac convert voltage gain to decibels db x float 20 log x /log 10 ; convert decibels to voltage gain idb x float 10 x/20 ; electrical elements in parallel INFIX x y x y/ x+y ; en wikipedia Logan CommonsHelper 2005-03-05 Omegatron wikipedia en Omegatron MarkSweep March 2005 Original upload log page en wikipedia Dba_plot png 2005-03-17 07 16 MarkSweep 1200×1200× 174016 bytes <nowiki>larger anti-aliased version </nowiki> 2005-03-05 01 36 Omegatron 454×386× 7746 bytes <nowiki>I made this It is public domain See my page for details - ~~~~ <br/> </nowiki> Fletcher loudness contours | ||||
