Access sxemotehnika.ru. ОСНОВЫ ЭЛЕКТРОНИКИ ДЛЯ СТУДЕНТОВ, РАДИОЛЮБИТЕЛЕЙ, ИНЖЕНЕРОВ

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value16.4 s

0/100

10%

TBT (Total Blocking Time)

Value4,250 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.146

77/100

15%

TTI (Time to Interactive)

Value36.2 s

0/100

10%

sxemotehnika.ru

529 ms

www.sxemotehnika.ru

1091 ms

style.css

200 ms

module_default.css

296 ms

acymailing_module.js

297 ms

Our browser made a total of 118 requests to load all elements on the main page. We found that 49% of them (58 requests) were addressed to the original Sxemotehnika.ru, 10% (12 requests) were made to Youtube.com and 6% (7 requests) were made to St6-21.vk.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Sxemotehnika.ru.

Content Size

1.9 MB

After Optimization

1.7 MB

In fact, the total size of Sxemotehnika.ru main page is 1.9 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 690.5 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 74.7 kB

Original 92.8 kB
After minification 84.5 kB
After compression 18.1 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 74.7 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 13.0 kB

Original 679.4 kB
After minification 666.4 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. Sxemotehnika images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 42.7 kB

Original 690.5 kB
After minification 690.5 kB
After compression 647.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-6%

Potential reduce by 27.7 kB

Original 426.9 kB
After minification 426.3 kB
After compression 399.2 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. Sxemotehnika.ru has all CSS files already compressed.

Requests Now

109

After Optimization

The browser has sent 109 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sxemotehnika. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

RU
Language Claimed

RU
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sxemotehnika.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Sxemotehnika.ru 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.

Social Sharing Optimization

sxemotehnika.ru

Open Graph description is not detected on the main page of Sxemotehnika. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

ОСНОВЫ ЭЛЕКТРОНИКИ ДЛЯ СТУДЕНТОВ, РАДИОЛЮБИТЕЛЕЙ, ИНЖЕНЕРОВ - Основы электроники

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

sxemotehnika.ru

www.sxemotehnika.ru

style.css

module_default.css

acymailing_module.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

sxemotehnika.ru

www.sxemotehnika.ru

style.css

module_default.css

acymailing_module.js

css

s5_flex_menu.js

s5_flex_menu.css

system.css

general.css

template_default.css

template.css

com_content.css

editor.css

thirdparty.css

s5_responsive_bars.css

s5_responsive_hide_classes.css

s5_responsive.css

custom.css

context.js

s5_responsive_mobile_bar.js

brand

platform.js

brandjs.js

top100.jcn

top100.jcn

openapi.c340c125c61ec5745ebb2a98626e46ab.js

system.css

logo

background2.jpg

menu_light.png

search_light.png

s5_logo.png

podpis-370px.png

soprotivlenie-provodnika-formula.JPG

H-soedinenie-rezistorov.JPG

Shazam-algoritmy-raspoznavaniya-muzyki-signatury-obrabotka-dannyh-4.gif

Puls.gif

strelka-kompasa.jpg

zavisimost-soprotivleniya-ot-temperatury-grafik.jpg

Weller-WE-1010_84ad9132141ae74574c4fd437a863f3e.jpg

gibridnoe-rele_62768d0080357789c2e86d2bd27b29fe.jpg

otklyuchayushchaya-sposobnost_690f38a7afc0b07125e26be5beef63aa.jpg