5.4 sec in total
897 ms
4 sec
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Click here to check amazing Electronics Tutorials content for United States. Otherwise, check out these important facts you probably never knew about electronics-tutorials.com
Offering free comprehensive basic electronics tutorials in amplifiers, antennas, filters, oscillators, power supply, receivers, radio and electronics design.
Visit electronics-tutorials.comWe analyzed Electronics-tutorials.com page load time and found that the first response time was 897 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
electronics-tutorials.com performance score
name
value
score
weighting
Value2.3 s
73/100
10%
Value3.1 s
74/100
25%
Value5.4 s
57/100
10%
Value1,120 ms
23/100
30%
Value0
100/100
15%
Value11.6 s
18/100
10%
897 ms
754 ms
455 ms
1220 ms
51 ms
Our browser made a total of 101 requests to load all elements on the main page. We found that 45% of them (45 requests) were addressed to the original Electronics-tutorials.com, 5% (5 requests) were made to Translate.googleapis.com and 5% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Electronics-tutorials.com.
Page size can be reduced by 473.0 kB (57%)
836.8 kB
363.8 kB
In fact, the total size of Electronics-tutorials.com main page is 836.8 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. 50% of websites need less resources to load. Javascripts take 668.6 kB which makes up the majority of the site volume.
Potential reduce by 60.6 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 60.6 kB or 76% of the original size.
Potential reduce by 3.6 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. Electronics Tutorials images are well optimized though.
Potential reduce by 390.2 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 390.2 kB or 58% of the original size.
Potential reduce by 18.6 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. Electronics-tutorials.com needs all CSS files to be minified and compressed as it can save up to 18.6 kB or 77% of the original size.
Number of requests can be reduced by 55 (58%)
95
40
The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Electronics Tutorials. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
electronics-tutorials.com
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electronics-tutorials.com 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
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
Image elements do not have [alt] attributes
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
electronics-tutorials.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
electronics-tutorials.com 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
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Electronics-tutorials.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Electronics-tutorials.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
electronics-tutorials.com
Open Graph description is not detected on the main page of Electronics Tutorials. 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: