File:Negative differential resistance.svg fitxategi honen bektore bertsioa da. Hau rasterizatutako irudiaren ordez erabili beharko litzateke. File:Negative differential resistance.png → File:Negative differential resistance.svg Grafiko bektorialei buruzko informazioa lortzeko, irakurri SVGra trantsizioa Commonsen. MediaWikiko SVG irudien inguruko laguntza teknikoa ere badago. Beste hizkuntza batzuetan Alemannisch ∙ Bahasa Indonesia ∙ Bahasa Melayu ∙ British English ∙ català ∙ čeština ∙ dansk ∙ Deutsch ∙ eesti ∙ English ∙ español ∙ Esperanto ∙ euskara ∙ français ∙ Frysk ∙ galego ∙ hrvatski ∙ Ido ∙ italiano ∙ lietuvių ∙ magyar ∙ Nederlands ∙ norsk bokmål ∙ norsk nynorsk ∙ occitan ∙ Plattdüütsch ∙ polski ∙ português ∙ português do Brasil ∙ română ∙ Scots ∙ sicilianu ∙ slovenčina ∙ slovenščina ∙ suomi ∙ svenska ∙ Tiếng Việt ∙ Türkçe ∙ vèneto ∙ Ελληνικά ∙ беларуская (тарашкевіца) ∙ български ∙ македонски ∙ нохчийн ∙ русский ∙ српски / srpski ∙ татарча/tatarça ∙ українська ∙ ქართული ∙ հայերեն ∙ বাংলা ∙ தமிழ் ∙ മലയാളം ∙ ไทย ∙ 한국어 ∙ 日本語 ∙ 简体中文 ∙ 繁體中文 ∙ עברית ∙ العربية ∙ فارسی ∙ +/−

 

Negative differential resistance plot, such as in a Gunn diode.

Instructions

See Wikipedia graph-making tips.

Generated in gnuplot with the following script (save as gunn.plt and then open in gnuplot):

 

Fitxategi hau PNG (irudia) hau Gnuplot-ekin sortu da . .

Then I opened the gunn.ps file in a text editor to edit the line colors and linestyles, as per this description archive copy at the Wayback Machine. This avoids needing to open in proprietary software, and really isn't that difficult (especially if you don't know the commands in the proprietary software either).  ;-) Identify the lines easily by their color (the arrow is currently magenta and I want it to be black. Ah, there is the entry with 1 0 1, red + blue = magenta) or by using the gnuplot linestyle−1. (For instance, gnuplot's linestyle 3 corresponds to the ps file's /LT2.) Then you can edit the colors and dashes by hand. I changed the original:

/LT0 { PL [] 1 0 0 DL } def
/LT1 { PL [4 dl 2 dl] 0 1 0 DL } def
/LT3 { PL [1 dl 1.5 dl] 1 0 1 DL } def

into this:

/LT0 { PL [] 0 0 1 DL } def
/LT1 { PL [4 dl 2 dl] 0 0 0 DL } def
/LT3 { PL [] 0 0 0 DL } def

The other /LTs I left unchanged. (I don't know what they're used for anyway.) /LTw, /LTb, and /LTa are for the grid lines and such.

To convert the PostScript file to PNG:

1. Open it in the GIMP (make sure you have ghostscript installed! - Windows instructions)
   • Enter 500 under Resolution (it doesn't say "DPI" but I think that's what it means)
   • Uncheck Try bounding box (since the bounding box cuts off the edge, unfortunately. You can try with the bounding box first.)
   • Enter large values for Width and Height
   • Check Color
   • Check Strong anti-aliasing for both graphics and text
2. Crop off extra whitespace (Shift+C if you can't find it in the toolbox)
3. Possibly need to rotate it: Click Image → Transform → Rotate 90 degrees clockwise
4. Filters → Blur → Gaussian blur at 2.0 px (No need to blur if you use strong anti-aliasing during conversion. I see no significant difference between end results.)
5. Image → Scale Image...
   • Width and Height at 25%
   • Cubic interpolation
6. You can view at normal size if you want by pressing 1, Ctrl+E
7. Save as Negative differential resistance.png

Created by User:Omegatron using gnuplot, possibly with post-processing in the GIMP (PNG) or Inkscape (SVG)

Nik, lan honen egileak, argitaratzen dut ondorengo lizentzia hauen pean:

This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported, 2.5 Generic, 2.0 Generic and 1.0 Generic license.

Askea zara:

• partekatzeko – lana kopiatzeko, banatzeko eta bidaltzeko
• birnahasteko – lana moldatzeko

Ondorengo baldintzen pean:

• eskuduntza – Egiletza behar bezala aitortu behar duzu, lizentzia ikusteko esteka gehitu, eta ea aldaketak egin diren aipatu. Era egokian egin behar duzu hori guztia, baina inola ere ez egileak zure lana edo zure erabilera babesten duela irudikatuz.
• berdin partekatu – Lan honetan oinarrituta edo aldatuta berria eraikitzen baduzu, emaitza lana hau bezalako lizentzia batekin argitaratu behar duzu.

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Baimena duzu dokumentu hau kopiatu, banatu edo/eta aldatzeko GNU Free Documentation License baldintzapean, Free Software Foundationek argitaratutako 1.2 edo ondorengo bertsioan; sekzio aldaezinik gabe, azaleko testurik gabe, eta atzeko azaleko testurik gabe. Lizentziaren kopia dago GNU Free Documentation License izenburudun atalean.http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue

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(In short, this means that you can copy and modify the image freely as long as you provide attribution; preferably in the form of a link back to this page.)