High definition TV is the top kind of digital TV set supplying users greater picture resolution and superior photo coloration and even clarity in contrast with to normal analog television sets. HDTV files are normally on formats of TS, WMV, XVID, DIVX, MKV and also H. 264, which cannot be recognized by some of the video players on your PC or your mobile devices. You can choose to convert HDTV videos into another format that's compatible with all your devices like AVI. If you want to know how to convert HDTV to AVI format, please follow the guide of this post.

Part 1: How to Convert HDTV to AVI with HDTV to AVI Converter Converter

In order to convert HDTV videos to a format compatible with more devices, you are going to need a
powerful video converter. I recommend you the Leawo Video Converter, it's a multifunctional video converter with a lot of useful video editing features.

Why choose Leawo Video Converter:

  • Supports converting videos and audios between basically all formats.
  • Supports built-in video editing features like Trimming, Cropping, Rotating videos and adding effects and watermarks to video.
  • Supports converting 2D video to 3D with different effects like Red/Cyan, Red/Green, Red/Blue,
    Blue/Yellow, Interleaved and Side by Side.
  • Supports adding external subtitle and selecting audio channel for the output file.


If you are looking for a free HDTV converter, online video converter like onlinevideoconverter.com would be a great choice.

In the following content there will be guide for using Leawo Video Converter and the online free HDTV converter to Convert HDTV video to AVI:

Step 1: Add file

Leawo Video Converter

Open the converter and add file to the software by clicking "Add Video" button or dragging source files directly into the main interface.


Click the "Convert a video or audio file" tag to go to the file selecting page. Click "select or drop file" or drag files directly to the website to upload file to the site.

Add File

Add File

Step 2: Set the output format

Click the button on the left-hand side of the "Convert" button to call out the drop-down menu. Click "Change" on the menu to enter the output format selecting panel. Choose the
output format from "Format" or "Device" section.

After the file is uploaded, click "Format: Select a format" to set the output format.

Select format

Select format

Step 3: Adjust detailed parameters

You can adjust the parameters of the output format. Click the "Edit" button on the previously mentioned drop-down menu to enter the parameter setting panel. Video settings like video codec, bit rate, frame rate, aspect ratio, resolution and audio settings like audio codec, bit rate, sample rate, channel are available for setting.

Click "More settings" to set the parameters of the output format.

Adjust parameters

Adjust parameters

Step 4: Begin conversion

To proceed after you are done setting the parameters, click the green"Convert" button on the main interface to call out a sidebar, set the output directory and then click "Convert" button at the bottom of the sidebar to start the conversion.

After you're done setting parameters, click "Start" to start the conversion.

Start conversion

Start conversion

Part 2: Comparison between HD Video to AVI Converter and Online Free HDTV Converter

Now we know two ways to convert HDTV to AVI. But which one is better when we compare the online free HDTV Converter to the Leawo HD Video to AVI Converter? Is the online video converter still as good as you think it is? Let's find out the answer to that question in the comparison chart below:

Features Leawo Video Converter onlinevideoconverter.com
Software installation needed
Internet access needed
Supported input file formats Audio: FLAC, AAC, AC3, AIFF, AMR, M4A, MP2, MP3, OGG, RA, AU, WAV, WMA, MKA
Video: MP4, AVI, MPEG, MOV, FLV, 3GP, WEBM, MKV, Apple, Android, Samsung, Blackberry, Sony, Nokia, WMV, GIF, etc.
Audio: MP3, WAV, iPhone Ringtone, M4A, FLAC, OGG, MP2, AMR, etc.
Supported output file formats Audio:FLAC, AAC, AC3, AIFF, AMR, M4A, MP2, MP3, OGG, RA, AU, WAV, WMA, MKA
Video:3D video formats: 3D MP4, 3D WMV, 3D AVI, 3D MKV, 3D YouTube video, etc.
Video: MP4, AVI, MPEG, MOV, FLV, 3GP, WEBM, MKV, Apple, Android, Samsung, Blackberry, Sony, Nokia, WMV, GIF, etc.
Audio: MP3, WAV, iPhone Ringtone, M4A, FLAC, OGG, MP2, AMR, etc.
Merge Files into one
Built-in video player
Select external subtitle and internal audio track
Trim video
Crop video
Add watermark to video
Add effect to video
Adjustable parameters Video: Video codec, BitRate, FrameRate, Aspect Ratio, Resolution
Audio: Audio codec, BitRate, Sample Rate, Channel
Video: Video Quality: Resolution
Audio: Audio Quality: BitRate
2D to 3D conversion
Price 1Year:$29.95/LifeTime:$39.95 Free

As we can see from the chart, Leawo Video Converter has much more useful functions on converting HDTV to AVI than the free online HD Video to AVI Converter. And the free online HDTV Converter has one fatal shortcoming for converting HDTV to AVI: HDTV files are usually large size files, it's going to take a long time to upload the HDTV files to the online HD Video to AVI Converter if your Internet speed is slow.

Part 3: Video Players that Can Play HDTV and AVI Format Video in your computer

After you converted the HDTV video into AVI, you would be able to watch the converted files on your mobile devices. Also it's easy to watch HDTV and AVI videos on your PC if you want to. Below is the Top3 Video Players for playing HDTV and AVI format videos on your PC:

Leawo Blu-ray Player

Leawo Blu-ray Player is a free Blu-ray/DVD/Video Player for both Windows and Mac. It can play Blu-ray/DVD disc,folder or ISO on Windows and Mac. Also it's a region-free video player which helps you play back the latest Blu-ray discs without region limit and quality loss.

K-Multimedia Player

K-Multimedia Player (commonly known as The KMPlayer, KMPlayer or KMP) is a media player for Windows which supports playing a large number of media formats including VCD, DVD, AVI, MKV, Ogg, OGM, 3GP, MPEG-1/2/4, WMV, RealMedia, FLV and QuickTime. It has a large number of user base and has got positive feedback from users on major download websites.

VLC Player

VLC media player (commonly known as VLC) is a portable, free and open-source, cross-platform media player and streaming media server written by the VideoLAN project. VLC is available for desktop operating systems and mobile platforms.

Part 4: High-definition Television in the United States and TV Channels that Deliver HDTV Quality Programs

If you love watching TV and are a fan of High-Resolution watching experience, you don't want to miss the content of information about US HDTV Channels.

HDTV in the United States was introduced in 1998 and has since become increasingly popular and dominant in the tv market. Hundreds of HD Channels are available in millions of homes and business both terrestrially and via subscription services such as satellite, cable and IPTV. HDTV has rapidly become the standard, with about 70% of all TV used being HD as of 2015. In the US, the 720p and 1080i formats are used for linear channels, while 1080p is available on a limited basis, mainly for pay-per-view and Video on Demand content.

Satellite television companies in the US, such as Dish Network and Direc TV, began to deliver HD programming in 2002. Satellite transmissions in the US use various forms of PSK modulation. A separate tuner is required to receive HD satellite broadcasts.

Currently, almost all DMAs, including ABC, CBS, NBC, FOX, PBS, the CW, MyNetworkTV and Telemundo: and on many independent stations, are carrying HD programming. All but a chosen few of cable networks offer an HD broadcast to cable and satellite companies.

The list below is part of current American high-definition channels:


HD Format



ABC 720p Broadcast Broadcast
CBS 1080i Broadcast Broadcast
Fox 720p Broadcast Broadcast
MyNetworkTV 720p Broadcast Broadcast
NBC 1080i Broadcast Broadcast
PBS 1080i Broadcast Broadcast
A&E 1080i Entertainment Cable
AMC 1080i Entertainment Cable
American Heroes Channel 1080i Entertainment Cable
Audience Network 720p Entertainment Cable
AXS TV 1080i Entertainment Cable
BBC America 1080i Entertainment Cable
Comedy Central 1080i Entertainment Cable
Comedy.TV 1080i Entertainment Cable
Crime & Investigation Network 720p Entertainment Cable
Discovery Channel 1080i Entertainment Cable
History 1080i Entertainment Cable
Investigation Discovery 1080i Entertainment Cable
Cartoon Network 1080i Family Cable
Discovery Family 1080i Family Cable
Disney Channel 720p Family Cable
Disney Junior 720p Family Cable
Disney XD 720p Family Cable
Hallmark Channel 1080i Family Cable
Nick at Nite 1080i Family Cable
Nick Jr. 1080i Family Cable
Nicktoons 1080i Family Cable
Sprout 1080i Family Cable
TV Land 1080i Family Cable
Animal Planet 1080i Lifestyle Cable
ASPiRE 1080i Lifestyle Cable
AWE 1080i Lifestyle Cable
Bravo 1080i Lifestyle Cable
Cooking Channel 1080i Lifestyle Cable
DIY 1080i Lifestyle Cable
E! 1080i Lifestyle Cable
Esquire Network 1080i Lifestyle Cable
Food Network 1080i Lifestyle Cable
FXM 720p Movies Cable
Hallmark Movies & Mysteries 1080i Movies Cable
HDNet Movies 1080i Movies Cable
IFC 1080i Movies Cable
MGM HD 1080i Movies Premium
ShortsTV 1080i Movies Cable
Sony Movie Channel 1080i Movies Cable
SundanceTV 1080i Movies Cable
TCM 1080i Movies Cable
FM 1080i Music Cable
Fuse 1080i Music Cable
Great American Country 1080i Music Cable
MTV Live 1080i Music Cable
BBC World News 1080i News Cable
Bloomberg TV 1080i News Cable
CNBC 1080i News Cable
CNN 1080i News Cable
Fox Business Network 720p News Cable
Fox News Channel 720p News Cable
One America News Network 1080i News Cable
Cinemax(MoreMax, ActionMax, ThillerMax, 5starMax, MovieMax, OuterMax, MaxLatino) 1080i Premium Movies Premium
Epix (Epix 2, Epix Hits) 1080i Premium Movies Premium
HBO (HBO2, HBO Comedy, HBO Family, HBO Latino, HBO Signature, HBO Zone) 1080i Premium Movies Premium
MoviePlex(IndiePlex, RetroPlex) 1080i Premium Movies Premium
Showtime (Showtime 2, Showcase, Showtime Extreme, Showtime Beyond, Showtime Next,

Showtime Women)

1080i Premium Movies Premium
Starz (Starz Comedy, Starz Edge, Starz Kids and Family, Starz InBlack, Starz Cinema) 1080i Premium Movies Premium
Starz Encore (Starz Encore, Starz Encore Action, Starz Encore Black, Starz Encore Classic, Starz

Encore Suspense)

1080i Premium Movies Premium
The Movie Channel(The Movie Channel Xtra) 1080i Premium Movies Premium