Rtl-sdr.com - SEO Checker

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Overview of the SEO Check
Meta information
77% 
Page quality
94% 
Page structure
74% 
Link structure
2% 
Server
65% 
External factors
100% 
SEO Score
Response time
0.98 s
File size
174.70 kB
Words
2444
Media files
12
Number of links
266 internal / 53 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The title of the page is empty or not set.
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en-us
Server location: Canada
The following language is defined by HTML: en-us
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
No favicon is linked in the HTML code.

Meta tags

NameValue
robotsmax-image-preview:large
viewportwidth=device-width
langen-us
twitter:partnertfwp
twitter:cardsummary
twitter:titlertl-sdr.com
twitter:descriptionRTL-SDR (RTL2832U) and software defined radio news and projects. Also featuring Airspy, HackRF, FCD, SDRplay and more.
X-UA-CompatibleIE=edge,chrome=1
charsetUTF-8

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Page quality

Content
(Critically important)
These Typos were found:
  • becames => becomes, became
This page contains 2444 words. That's ok.
28.2% of the text are stop words.
The page contains a listing, which indicates a good text layout.
37 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 22.05 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 49 tags for this page.
Image SEO
(Somewhat important)
1 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
Additional markup
(Nice to have)
This page uses Google authorship information without an image.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
.../05/field_testing_antenna_2-1024x578.jpgAntenna Field Test Setup
...enweathernowcast_screenshot-1024x525.jpgOpenWeather Current Screenshot
...25/05/rtlsdr_spain_blackout-504x1024.jpgRTL-SDR provides news during Spain and Portugal blackouts
.../uploads/2025/01/blog_promo_square_2.pngKerberos Ad
/wp-content/uploads/2014/07/facebook.pngfacebookFollow us on Facebook
/wp-content/uploads/2014/07/twitter.pngtwitterFollow us on Twitter
/wp-content/uploads/2015/02/gp.pngrssFollow us on Google+
/wp-content/uploads/2014/07/rss.pngrssSubscribe to our RSS Feed
/wp-includes/images/rss.pngRSS
...-Hobbyists-Guide-PSD-_-MODDED_THUMB1.pngNo alt attribute provided
...xel/55949ee2762aad81e45e628995f7fcb6.gifCleantalk PixelCleantalk Pixel
Video URLWidthHeight
...ds/2025/05/ne_weather_GilJkcMSPA.mp4?_=1640480

Page structure

H1 heading
(Critically important)
rtl-sdr.com
The H1 heading is too short (11 characters). It should be at least 20 Characters long.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H1 rtl-sdr.com
H1 Obtaining an Antenna Radiation Pattern with a Large Field, Android Device and RTL-SDR
H1 AI Cloud Detection for GOES Weather Satellite Images on a Raspberry Pi
H1 SDR Television: DATV TX and RX Software for the PlutoSDR
H1 The Open-Weather Project’s Year Of Weather: June 15 NOAA EOL Nowcast Scheduled
H1 Saveitforparts: Taking Videos of Geostationary TV Satellites via a DIY Radio Telescope
H1 New Khanfar Software: RTL-SDR CFAR Mask Analyzer
H1 ESP32-Div: An ESP32 Based Swiss Army Knife for Wireless Networks
H1 RTL-SDR Provides Vital Information during Portugal & Spain Blackout
H3 Follow Us
H3 Weekly Newsletter + Product Updates
H3 Search
H3 Recent Posts
H3 Recent Comments
H3 Categories
H3 Archives
H3 Tags
H3 Latest Forum Posts RSS
H3 Submit a Story/Contact
H3 Meta
H3 What is RTL-SDR
Anchor text is an URL
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
There are too many external links (53) on this page.

Found links on this page

LinkAttributesAnchor text
https://www.rtl-sdr.com/rtl-sdr.com
A-TITLE rtl-sdr.com
https://www.rtl-sdr.com/Home
/about-rtl-sdr/About RTL-SDR
/rtl-sdr-quick-start-guide/Quick Start Guide
/category/article/Featured Articles
/category/tutorial/Tutorials
https://rtl-sdr.com/Air and Marine
/adsb-aircraft-radar-with-rtl-...ADS-B Aircraft Radar
/rtl-sdr-radio-scanner-tutoria...ACARS Decoding
/rtl-sdr-tutorial-cheap-ais-sh...AIS Ship Tracking
/receiving-weather-balloon-dat...Decoding Weather Balloons
/category/satellite/Satellite
/rtl-sdr-tutorial-receiving-no...NOAA Weather Satellites
/rtl-sdr-tutorial-receiving-me...Meteor-M Weather Satellites
/rtl-sdr-com-goes-16-17-and-gk...New window GOES 16/17 and GK-2A Weather Satellite Tutorial
/rtl-sdr-tutorial-decoding-inm...Inmarsat STD-C NCS EGC Decoding
/rtl-sdr-tutorial-gps-decoding...Decoding and Plotting GPS
/a-video-tutorial-about-receiv...Decoding HRPT Weather Satellite Images
https://rtl-sdr.com/Terrestrial
/rtl-sdr-radio-scanner-tutoria...P25 P1 Digital Voice Decoding
/tutorial-on-setting-up-op25-f...P25 P2 Decoding with OP25
/rtl-sdr-tutorial-following-tr...Trunked Radio Following
/rtl-sdr-tutorial-pocsag-pager...POCSAG Pager Decoding
/rtl-sdr-tutorial-listening-te...TETRA Voice Decoding
/rtl-sdr-tutorial-analyzing-gs...Analyzing GSM Signals
/tutorial-drm-radio-using-rtl-...DRM Radio Decoding
/video-tutorial-about-decoding...Decoding 433 MHz ISM Band Weather Stations
https://rtl-sdr.com/Single Board Computer
/tutorial-setting-up-a-low-cos...QRP (FT8, JT9, WSPR etc) Monitoring Station
/tutorial-replay-attacks-with-...Performing Replay Attacks with RTL-SDR and RpiTX
/rtl-sdr-for-budget-radio-astr...Radio Astronomy
/rtl-sdr-for-budget-radio-astr...Radio Astronomy Overview
/cheap-and-easy-hydrogen-line-...Hydrogen Line Galactic Radio Astronomy
https://rtl-sdr.com/Other
/rtl-sdr-tutorial-measuring-fi...Measuring Filter Characteristics & VSWR
/rtl-sdr-tutorial-setting-up-a...SpyServer Tutorial
/getting-the-v3-bias-tee-to-ac...Using the V3 Bias Tee on PiAware
/tutorial-on-properly-position...Properly Positioning a Preamp/LNA
https://www.rtl-sdr.com/Product Reviews
https://rtl-sdr.com/SDRs
/our-review-of-the-airspy-hf-c...Airspy HF+ Review
/review-airspy-vs-sdrplay-rsp-...Airspy vs. SDRplay vs. HackRF
/a-review-of-the-sdrplay-rsp1a/SDRplay RSP1A
/sdrplay-rsp2-release-announce...SDRplay RSP2
/review-flightaware-ads-b-rtl-...FlightAware ADS-B RTL-SDR
/testing-the-outernet-dreamcat...Outernet Dreamcatcher
/limesdr-unboxing-initial-review/LimeSDR Review
/limesdr-mini-unboxing-initial...LimeSDR Mini
/review-of-the-thumbnet-n3/ThumbNet N3
/review-airspy-mini/Airspy Mini
/adalm-pluto-sdr-unboxing-and-...PlutoSDR Unboxing
/some-further-tests-with-the-a...PlutoSDR Tests
/a-review-of-the-kiwisdr-10-kh...KiwiSDR Review
/flightaware-prostick-vs-fligh...FlightAware Prostick vs Prostick Plus
/a-review-of-the-hackrf-portap...HackRF PortaPack Review
/review-of-the-spyverter-upcon...SpyVerter Upconverter
/review-of-adam-9a4qvs-folded-...9A4QV Folded Monopole ADS-B Antenna
/review-flightaware-ads-b-ante...FlightAware ADS-B Antenna and Filter
/review-outernet-lna-and-patch...Outernet LNA and Patch Antenna
/morfeus-a-low-cost-wideband-s...moRFeus Review
https://rtl-sdr.com/Interesting
/tempestsdr-a-sdr-tool-for-eav...TEMPEST with SDR
/decoding-and-listening-to-hd-...Listening to HD Radio
/receiving-dead-satellites-rtl...Receiving Dead Satellites
/listening-sca-hdsdr-sdr-rtl-sdr/Listening to SCA Broadcasts
/ads-b-onboard-737-realtime-pr...Live ADS-B Aircraft Cockpit
/transmitting-fm-am-ssb-sstv-a...Transmitting with a Raspberry Pi
https://rtl-sdr.com/Quick Start Guides
https://rtl-sdr.com/qsgRTL-SDR QSG
/rtl-sdr-blog-v-3-dongles-user...V3 Features Users Guide
/sdrsharp-users-guide/SDRSharp Users Guide
/plutosdr-quickstart-guide/PlutoSDR QSG
/rtl-sdr-direct-sampling-mode/Direct Sampling Mod
/roundup-software-defined-radios/Roundup of Software Defined Radios
/?s=kerberossdrKerberosSDR
https://www.rtl-sdr.com/ksdr/KerberosSDR Quickstart Guide
/kerberossdr-app-update-heatma...Direction Finding Android Demo
/kerberossdr-direction-finding...Direction Finding Android Tutorial
/signalseverywhere-kerberossdr...SignalsEverywhere Direction Finding Tutorial
/networked-radio-direction-fin...Networked Direction Finding
/measuring-traffic-in-a-neighb...Measuring Traffic Volumes with Passive Radar
/big-list-rtl-sdr-supported-so...Software
/big-list-rtl-sdr-supported-so...RTL-SDR Supported Software
/sdrsharp-plugins/List of SDRSharp Plugins
/new-experimental-r820t-rtl-sd...Experimental HF Driver
/new-sdr-rtl-sdr-driver-lnamix...Manual gain controls and decimation driver
/an-rtl-sdr-extio-with-decimat...ExtIO with Decimation & Tuner Bandwidth Controls
/testing-keenerds-rtl-sdr-driv...Keenerds Driver
/beta-testing-a-modified-rtl-s...L-Band Heat Issue Driver
http://www.sigidwiki.com/New window External Subdomain Signal ID Wiki
https://www.rtl-sdr.com/forumNew window Forum
/buy-rtl-sdr-dvb-t-dongles/RTL-SDR Store
https://www.amazon.com/gp/prod...New window External Subdomain Guide Book
/submit-a-storycontact/Contact
/obtaining-an-antenna-radiatio...Obtaining an Antenna Radiation Pattern with a Large Field, Android Device and RTL-SDR
A-TITLE Permalink to Obtaining an Antenna Radiation Pattern with a Large Field, Android Device and RTL-SDR
https://hackaday.com/2025/05/2...New window External setting up an antenna in a large field and taking RF measurements at various locations
/measuring-the-radiation-patte...New window shown in this post
/wp-content/uploads/2025/05/fi...IMG-ALT Antenna Field Test Setup
https://twitter.com/intent/twe...New window Nofollow External Tweet
https://www.facebook.com/share...New window Nofollow External Subdomain Share
https://www.reddit.com/submit?...New window Nofollow External Subdomain Reddit
https://news.ycombinator.com/s...New window Nofollow External Subdomain Vote
/cdn-cgi/l/email-protectionNew window Nofollow Email
/author/rtlsdr/admin
A-TITLE Posts by admin
/obtaining-an-antenna-radiatio...Anchor 6 Comments
/category/antennas/Antennas
/category/applications/Applications
/category/rtl-sdr/RTL-SDR
/tag/radiation-pattern/radiation pattern
/tag/rtl-sdr-2/rtl-sdr
/tag/rtl2832/rtl2832
/tag/rtl2832u/rtl2832u
/ai-cloud-detection-for-goes-w...AI Cloud Detection for GOES Weather Satellite Images on a Raspberry Pi
A-TITLE Permalink to AI Cloud Detection for GOES Weather Satellite Images on a Raspberry Pi
https://www.hackster.io/justin...New window External Subdomain how he uses AI object detection to automatically detect clouds
https://edgeimpulse.com/New window External Edge Impulse
/wp-content/uploads/2025/05/ne...URL anchor text
https://www.rtl-sdr.com/wp-content/uploads/2025/05/ne_weather_GilJkcMSPA.mp4
https://twitter.com/intent/twe...New window Nofollow External Text duplicate Tweet
https://www.facebook.com/share...New window Nofollow External Subdomain Text duplicate Share
https://www.reddit.com/submit?...New window Nofollow External Subdomain Text duplicate Reddit
https://news.ycombinator.com/s...New window Nofollow External Subdomain Text duplicate Vote
/cdn-cgi/l/email-protectionNew window Nofollow Text duplicate Email
/author/rtlsdr/Text duplicate admin
A-TITLE Posts by admin
/ai-cloud-detection-for-goes-w...Anchor Leave a comment
/category/rtl-sdr/Text duplicate RTL-SDR
/category/satellite/Text duplicate Satellite
https://www.rtl-sdr.com/tag/ai/AI
/tag/artificial-intelligence/artificial intelligence
https://www.rtl-sdr.com/tag/goes/GOES
/tag/rtl-sdr-2/Text duplicate rtl-sdr
/tag/rtl2832/Text duplicate rtl2832
/tag/rtl2832u/Text duplicate rtl2832u
/tag/satellite-2/satellite
/tag/weather-satellite/weather satellite
/sdr-television-datv-tx-and-rx...SDR Television: DATV TX and RX Software for the PlutoSDR
A-TITLE Permalink to SDR Television: DATV TX and RX Software for the PlutoSDR
https://www.sdr-radio.com/sdr-...New window External Subdomain released a new program called "SDR Television (Beta 2)"
https://twitter.com/intent/twe...New window Nofollow External Text duplicate Tweet
https://www.facebook.com/share...New window Nofollow External Subdomain Text duplicate Share
https://www.reddit.com/submit?...New window Nofollow External Subdomain Text duplicate Reddit
https://news.ycombinator.com/s...New window Nofollow External Subdomain Text duplicate Vote
/cdn-cgi/l/email-protectionNew window Nofollow Text duplicate Email
/author/rtlsdr/Text duplicate admin
A-TITLE Posts by admin
/sdr-television-datv-tx-and-rx...Anchor Text duplicate Leave a comment
/category/airspy-2/Airspy
/category/amateur-radio/Amateur Radio
/category/applications/Text duplicate Applications
/category/rtl-sdr/Text duplicate RTL-SDR
/category/sdrplay/SDRplay
/tag/airspy/airspy
https://www.rtl-sdr.com/tag/datv/DATV
/tag/digital-amateur-television/digital amateur television
/tag/plutosdr/plutosdr
/tag/sdr-television/sdr television
/tag/sdrplay/sdrplay
/the-open-weather-projects-yea...The Open-Weather Project’s Year Of Weather: June 15 NOAA EOL Nowcast Scheduled
A-TITLE Permalink to The Open-Weather Project’s Year Of Weather: June 15 NOAA EOL Nowcast Scheduled
https://open-weather.community/New window External Open-Weather project
https://openweather.substack.c...New window External Subdomain announced a NOAA end-of-life nowcast to be recorded on June 15 2025
https://open-weather.community...New window External URL anchor text
https://open-weather.community/yow/map/
https://openweather.substack.c...New window External Subdomain recent newsletter from the Open-Weather team
/wp-content/uploads/2025/05/op...IMG-ALT OpenWeather Current Screenshot
https://twitter.com/intent/twe...New window Nofollow External Text duplicate Tweet
https://www.facebook.com/share...New window Nofollow External Subdomain Text duplicate Share
https://www.reddit.com/submit?...New window Nofollow External Subdomain Text duplicate Reddit
https://news.ycombinator.com/s...New window Nofollow External Subdomain Text duplicate Vote
/cdn-cgi/l/email-protectionNew window Nofollow Text duplicate Email
/author/rtlsdr/Text duplicate admin
A-TITLE Posts by admin
/the-open-weather-projects-yea...Anchor Text duplicate Leave a comment
/category/rtl-sdr/Text duplicate RTL-SDR
/category/satellite/Text duplicate Satellite
https://www.rtl-sdr.com/tag/noaa/NOAA
/tag/nowcast/nowcast
/tag/openweather/openweather
/tag/rtl-sdr-2/Text duplicate rtl-sdr
/tag/rtl2832/Text duplicate rtl2832
/tag/rtl2832u/Text duplicate rtl2832u
/saveitforparts-taking-videos-...Saveitforparts: Taking Videos of Geostationary TV Satellites via a DIY Radio Telescope
A-TITLE Permalink to Saveitforparts: Taking Videos of Geostationary TV Satellites via a DIY Radio Telescope
https://twitter.com/intent/twe...New window Nofollow External Text duplicate Tweet
https://www.facebook.com/share...New window Nofollow External Subdomain Text duplicate Share
https://www.reddit.com/submit?...New window Nofollow External Subdomain Text duplicate Reddit
https://news.ycombinator.com/s...New window Nofollow External Subdomain Text duplicate Vote
/cdn-cgi/l/email-protectionNew window Nofollow Text duplicate Email
/author/rtlsdr/Text duplicate admin
A-TITLE Posts by admin
/saveitforparts-taking-videos-...Anchor Text duplicate Leave a comment
/category/antennas/Text duplicate Antennas
/category/applications/Text duplicate Applications
/category/satellite/Text duplicate Satellite
/tag/ku-band/Ku Band
/tag/satellites/satellites
https://www.rtl-sdr.com/tag/tv/tv#
/new-khanfar-software-rtl-sdr-...New Khanfar Software: RTL-SDR CFAR Mask Analyzer
A-TITLE Permalink to New Khanfar Software: RTL-SDR CFAR Mask Analyzer
https://khanfar-spectrum-analy...New window External Subdomain Khanfar RTL-SDR CFAR - Mask Analyzer
https://twitter.com/intent/twe...New window Nofollow External Text duplicate Tweet
https://www.facebook.com/share...New window Nofollow External Subdomain Text duplicate Share
https://www.reddit.com/submit?...New window Nofollow External Subdomain Text duplicate Reddit
https://news.ycombinator.com/s...New window Nofollow External Subdomain Text duplicate Vote
/cdn-cgi/l/email-protectionNew window Nofollow Text duplicate Email
/author/rtlsdr/Text duplicate admin
A-TITLE Posts by admin
/new-khanfar-software-rtl-sdr-...Anchor 4 Comments
/category/airspy-2/Text duplicate Airspy
/category/applications/Text duplicate Applications
/category/rtl-sdr/Text duplicate RTL-SDR
https://www.rtl-sdr.com/tag/cfar/CFAR
/tag/rtl-sdr-2/Text duplicate rtl-sdr
/tag/rtl2832/Text duplicate rtl2832
/tag/rtl2832u/Text duplicate rtl2832u
/tag/signal-detection/signal detection
/esp32-div-an-esp32-based-swis...ESP32-Div: An ESP32 Based Swiss Army Knife for Wireless Networks
A-TITLE Permalink to ESP32-Div: An ESP32 Based Swiss Army Knife for Wireless Networks
https://cifertech.net/esp32div...New window External posted about a new device that he's created called "ESp32-Div
https://twitter.com/intent/twe...New window Nofollow External Text duplicate Tweet
https://www.facebook.com/share...New window Nofollow External Subdomain Text duplicate Share
https://www.reddit.com/submit?...New window Nofollow External Subdomain Text duplicate Reddit
https://news.ycombinator.com/s...New window Nofollow External Subdomain Text duplicate Vote
/cdn-cgi/l/email-protectionNew window Nofollow Text duplicate Email
/author/rtlsdr/Text duplicate admin
A-TITLE Posts by admin
/esp32-div-an-esp32-based-swis...Anchor Text duplicate Leave a comment
/category/other/Text duplicate Other
https://www.rtl-sdr.com/tag/ble/BLE
/tag/bluetooth/bluetooth
/tag/esp32/ESP32
https://www.rtl-sdr.com/tag/wifi/wifi
/rtl-sdr-provides-vital-inform...RTL-SDR Provides Vital Information during Portugal & Spain Blackout
A-TITLE Permalink to RTL-SDR Provides Vital Information during Portugal & Spain Blackout
https://www.linkedin.com/searc...New window External Subdomain short post highlighting how critical monitoring radio communications
/wp-content/uploads/2025/05/rt...IMG-ALT RTL-SDR provides news during Spain and Portugal blackouts
https://twitter.com/intent/twe...New window Nofollow External Text duplicate Tweet
https://www.facebook.com/share...New window Nofollow External Subdomain Text duplicate Share
https://www.reddit.com/submit?...New window Nofollow External Subdomain Text duplicate Reddit
https://news.ycombinator.com/s...New window Nofollow External Subdomain Text duplicate Vote
/cdn-cgi/l/email-protectionNew window Nofollow Text duplicate Email
/author/rtlsdr/Text duplicate admin
A-TITLE Posts by admin
/rtl-sdr-provides-vital-inform...Anchor 2 Comments
/category/news/News
/category/rtl-sdr/Text duplicate RTL-SDR
/tag/blackout/blackout
/tag/portugal/portugal
/tag/power-outage/power outage
/tag/rtl-sdr-2/Text duplicate rtl-sdr
/tag/rtl2832/Text duplicate rtl2832
/tag/rtl2832u/Text duplicate rtl2832u
/tag/spain/spain
https://www.rtl-sdr.com/page/2/Older posts
https://www.crowdsupply.com/kr...New window External Subdomain IMG-ALT Kerberos Ad
https://www.facebook.com/rtlsd...New window Nofollow External Subdomain IMG-ALT facebook
A-TITLE Follow us on Facebook
https://twitter.com/rtlsdrblogNew window Nofollow External IMG-ALT twitter
A-TITLE Follow us on Twitter
https://plus.google.com/+rtlsd...New window Nofollow External Subdomain IMG-ALT rss
A-TITLE Follow us on Google+
https://www.rtl-sdr.com/feed/New window Nofollow Text duplicate IMG-ALT rss
A-TITLE Subscribe to our RSS Feed
/obtaining-an-antenna-radiatio...Text duplicate Obtaining an Antenna Radiation Pattern with a Large Field, Android Device and RTL-SDR
/ai-cloud-detection-for-goes-w...Text duplicate AI Cloud Detection for GOES Weather Satellite Images on a Raspberry Pi
/sdr-television-datv-tx-and-rx...Text duplicate SDR Television: DATV TX and RX Software for the PlutoSDR
/the-open-weather-projects-yea...Text duplicate The Open-Weather Project’s Year Of Weather: June 15 NOAA EOL Nowcast Scheduled
/saveitforparts-taking-videos-...Text duplicate Saveitforparts: Taking Videos of Geostationary TV Satellites via a DIY Radio Telescope
/new-khanfar-software-rtl-sdr-...Anchor Text duplicate New Khanfar Software: RTL-SDR CFAR Mask Analyzer
/exploring-russian-and-interna...Anchor Exploring Russian and International Analog TV From Leaky Cable TV Networks via the Airspy Server Network
http://gvaviation.substack.com/Nofollow External Subdomain Eric Grumling
/obtaining-an-antenna-radiatio...Anchor Text duplicate Obtaining an Antenna Radiation Pattern with a Large Field, Android Device and RTL-SDR
http://gvaviation.substack.com/Nofollow External Subdomain Text duplicate Eric Grumling
/obtaining-an-antenna-radiatio...Anchor Text duplicate Obtaining an Antenna Radiation Pattern with a Large Field, Android Device and RTL-SDR
/exploring-russian-and-interna...Anchor Text duplicate Exploring Russian and International Analog TV From Leaky Cable TV Networks via the Airspy Server Network
/exploring-russian-and-interna...Anchor Text duplicate Exploring Russian and International Analog TV From Leaky Cable TV Networks via the Airspy Server Network
/obtaining-an-antenna-radiatio...Anchor Text duplicate Obtaining an Antenna Radiation Pattern with a Large Field, Android Device and RTL-SDR
https://www.rtl-sdr.com/archives/New window Full Archives List
/tag/ads-b/ads-b
/tag/airspy/Text duplicate airspy
https://www.rtl-sdr.com/tag/ais/AIS
/tag/amateur-radio-2/amateur radio
/tag/android/android
/tag/antenna/antenna
https://www.rtl-sdr.com/tag/apt/APT
/tag/automatic-dependent-surve...Automatic dependent surveillance broadcast
https://www.rtl-sdr.com/tag/dab/DAB
/tag/direction-finding/direction finding
https://www.rtl-sdr.com/tag/dsd/dsd
/tag/e4000/E4000
/tag/gnu-radio/gnu radio
https://www.rtl-sdr.com/tag/goes/Text duplicate GOES
https://www.rtl-sdr.com/tag/gps/GPS
/tag/hackrf/hackrf
https://www.rtl-sdr.com/tag/hf/HF
/tag/hydrogen-line/hydrogen line
/tag/inmarsat/inmarsat
/tag/kerberossdr/kerberossdr
/tag/krakensdr/krakensdr
/tag/l-band/l-band
/tag/limesdr/limesdr
https://www.rtl-sdr.com/tag/lna/LNA
https://www.rtl-sdr.com/tag/noaa/Text duplicate NOAA
/tag/outernet/outernet
https://www.rtl-sdr.com/tag/p25/P25
/tag/passive-radar/passive radar
/tag/plutosdr/Text duplicate plutosdr
/tag/r820t/R820T
/tag/radio-astronomy/radio astronomy
/tag/raspberry-pi/raspberry pi
/tag/reverse-engineering/reverse engineering
/tag/rtl-sdr-2/Text duplicate rtl-sdr
/tag/rtl2832/Text duplicate rtl2832
/tag/rtl2832u/Text duplicate rtl2832u
/tag/satellite-2/Text duplicate satellite
https://www.rtl-sdr.com/tag/sdr/sdr#
/tag/sdrplay/Text duplicate sdrplay
/tag/sdrsharp/sdrsharp
/tag/security/security
/tag/software-defined-radio/Software-defined radio
/tag/upconverter/upconverter
https://www.rtl-sdr.com/tag/usrp/usrp
/tag/weather-satellite/Text duplicate weather satellite
/forum/feed.phpIMG-ALT RSS
/forum/index.phpLatest Forum Posts
/forum/viewtopic.php?p=20990Anchor Signal Identification Help • Re: modulation recognition
/forum/viewtopic.php?p=20986Anchor Text duplicate Signal Identification Help • Re: modulation recognition
/forum/viewtopic.php?p=20984Anchor RTL-SDR Discussion • Re: Can't get any shortwave V4
/forum/viewtopic.php?p=20983Anchor Troubleshooting Help • Re: Rtl-sdr V3 becames deaf
/forum/viewtopic.php?p=20982Anchor RTL-SDR Discussion • Re: Blog V4 - force Bias Tee off?
/submit-a-storycontact/Submit a Story/Contact
https://www.amazon.com/gp/prod...New window External Subdomain No Text
/thelogin/?action=registerRegister
https://www.rtl-sdr.com/thelogin/Log in
https://www.rtl-sdr.com/feed/Entries feed
/comments/feed/Comments feed
https://wordpress.org/External WordPress.org
/privacy-policy/Privacy Policy

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.rtl-sdr.com/"
HTTP header
(Important)
The X-powered header is sent within the response header. (unnecessary)
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time of 0.98 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
The file size of the HTML document is fine (175 kB).

HTTP Response Header

NameValue
dateMon, 02 Jun 2025 07:40:23 GMT
content-typetext/html; charset=UTF-8
cf-ray94954d68ac95d39f-CDG
cf-cache-statusHIT
age23356
cache-controlmax-age=86400
last-modifiedMon, 02 Jun 2025 00:57:32 GMT
link<https://www.rtl-sdr.com/wp-json/>; rel="https://api.w.org/"
strict-transport-securitymax-age=63072000; includeSubDomains
varyAccept-Encoding,User-Agent
alt-svch3=":443"; ma=86400
cf-apo-viatcache
cf-edge-cachecache,platform=wordpress
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
x-powered-byPHP/7.4.33
x-turbo-charged-byLiteSpeed
server-timingcfCacheStatus;desc="HIT"
speculation-rules"/cdn-cgi/speculation"
servercloudflare
content-encodingbr
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 638 referring domains.
This page has 10,079 backlinks.
This page has backlinks from 538 different ip addresses.

Links from Wikipedia

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Robots.txt

User-agent: * 
Crawl-Delay: 20

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Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
rtl-sdr70%Check
RTL-SDR Provides56%Check
SDR Television55%Check
RTL-SDR CFAR55%Check
Khanfar RTL-SDR CFAR50%Check
Weather46%Check
new44%Check
Weather Satellite44%Check
NOAA weather44%Check
Weather Satellites44%Check
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