2 sec in total
318 ms
1.6 sec
104 ms
Click here to check amazing LED Calculator content for Finland. Otherwise, check out these important facts you probably never knew about ledcalculator.net
This LED calculator will help you calculate the resistor values you will need when designing a series/parallel LED array circuit.
Visit ledcalculator.netWe analyzed Ledcalculator.net page load time and found that the first response time was 318 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
ledcalculator.net performance score
name
value
score
weighting
Value1.1 s
99/100
10%
Value1.4 s
100/100
25%
Value3.8 s
84/100
10%
Value2,420 ms
5/100
30%
Value0
100/100
15%
Value8.7 s
36/100
10%
318 ms
176 ms
63 ms
279 ms
279 ms
Our browser made a total of 124 requests to load all elements on the main page. We found that 70% of them (87 requests) were addressed to the original Ledcalculator.net, 6% (8 requests) were made to Apis.google.com and 4% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (580 ms) relates to the external source Static.xx.fbcdn.net.
Page size can be reduced by 259.5 kB (63%)
413.6 kB
154.2 kB
In fact, the total size of Ledcalculator.net main page is 413.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. Javascripts take 333.9 kB which makes up the majority of the site volume.
Potential reduce by 23.4 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 23.4 kB or 72% of the original size.
Potential reduce by 3.8 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. LED Calculator images are well optimized though.
Potential reduce by 230.1 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 230.1 kB or 69% of the original size.
Potential reduce by 2.2 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Ledcalculator.net needs all CSS files to be minified and compressed as it can save up to 2.2 kB or 76% of the original size.
Number of requests can be reduced by 101 (84%)
120
19
The browser has sent 120 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LED Calculator. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and as a result speed up the page load time.
ledcalculator.net
318 ms
StyleSheet.css
176 ms
plusone.js
63 ms
wz_tooltip.js
279 ms
WebResource.axd
279 ms
ScriptResource.axd
285 ms
ScriptResource.axd
118 ms
ScriptResource.axd
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ScriptResource.axd
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ScriptResource.axd
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ScriptResource.axd
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ScriptResource.axd
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ScriptResource.axd
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ScriptResource.axd
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ScriptResource.axd
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WebResource.axd
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show_ads.js
9 ms
widgets.js
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cb=gapi.loaded_0
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us.png
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gb.png
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fr.png
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ro.png
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cn.png
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se.png
268 ms
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bg.png
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ru.png
366 ms
de.png
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tr.png
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pl.png
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br.png
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nl.png
417 ms
it.png
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hand.gif
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help.gif
416 ms
progress.gif
420 ms
bug.gif
440 ms
contact.gif
468 ms
corner_bottom_left.gif
466 ms
corner_bottom_right.gif
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corner_top_left.gif
430 ms
corner_top_right.gif
382 ms
led.gif
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led_full.gif
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line.gif
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logo_print.gif
381 ms
print.gif
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resistor.gif
370 ms
resistor_black.gif
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resistor_blue.gif
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resistor_brown.gif
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resistor_end.gif
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resistor_gold.gif
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resistor_gray.gif
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resistor_green.gif
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ca-pub-2941481051944299.js
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zrt_lookup.html
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show_ads_impl.js
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resistor_orange.gif
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resistor_red.gif
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resistor_spacer.gif
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resistor_start.gif
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ga.js
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resistor_violet.gif
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resistor_white.gif
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button.0308b81ff1714e446f674b5b9793f2cd.js
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cb=gapi.loaded_1
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fastbutton
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__utm.gif
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ads
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resistor_yellow.gif
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terminal_double_end.gif
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terminal_double_start.gif
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terminal_multi_end.gif
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osd.js
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postmessageRelay
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terminal_multi_start.gif
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like.php
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terminal_single_end.gif
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ads
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cb=gapi.loaded_0
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terminal_single_start.gif
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vertical_connector_left.gif
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corner_bottom_left.gif
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ads
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W5F8_SL0XFawnjxHGsZjJA.ttf
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corner_bottom_right.gif
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tweet_button.b9740740e0bcf9b0657c5b11bd4388da.en.html
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3193398744-postmessagerelay.js
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rpc:shindig_random.js
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corner_top_right.gif
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led.gif
373 ms
line.gif
372 ms
resistor.gif
372 ms
terminal_double_end.gif
369 ms
terminal_double_start.gif
390 ms
cb=gapi.loaded_0
8 ms
terminal_multi_end.gif
380 ms
terminal_multi_start.gif
380 ms
terminal_single_end.gif
381 ms
terminal_single_start.gif
380 ms
vertical_connector_left.gif
370 ms
vertical_connector_right.gif
390 ms
m_js_controller.js
23 ms
abg.js
44 ms
header.jpg
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logo.jpg
371 ms
header2.jpg
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jot
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favicon
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googlelogo_color_112x36dp.png
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nessie_icon_tiamat_white.png
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qeKvIRsJabD.js
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LVx-xkvaJ0b.png
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s
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x_button_blue2.png
60 ms
favicon
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Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
7 ms
ledcalculator.net accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
button, link, and menuitem elements do not have accessible names.
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
<frame> or <iframe> elements do not have a title
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
ledcalculator.net best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
ledcalculator.net SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ledcalculator.net can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Ledcalculator.net main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
ledcalculator.net
Open Graph description is not detected on the main page of LED Calculator. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: