Would It Be A Good Idea For Me To Use Optical Or Hdmi Cables For Sound?


A typical inquiry from some of our clients as of late has been whether to utilize Optical or HDMI while interfacing gear, for example, DVD Players, Blu-Ray players and Digital Televisions to their recipients.

Most clients have their Blu-Ray players, Media Players and Consoles connected to their TV by means of HDMI, yet it is additionally exceptionally normal for us to see a solitary Optical Cable running once again from the TV to the Receiver. This works – and by works I mean it sends a Digital Sound Output from the TV channels and other associated gadgets back to the Amplifier. Be that as it may, is this the most ideal path for Audio to be sent to your Home Theater System?

Steeds for Courses

What is appropriate for one individual or circumstance may be inadmissible for another. Without endeavoring to get excessively specialized, there IS a distinction between the exhibition abilities of HDMI and Optical – yet these will possibly matter if the hardware you are utilizing additionally has these highlights.

Dolby True HD – An Audio Codec which conveys 100% lossless sound for motion pictures or music intended for your superior quality home theater.

DTS-HD – An Audio Codec for Blu-beam Disk group only. DTS-HD Master Audio has consistently turned into the standard for Blu-beam lossless sound arrangement.

The two sound configurations recorded above utilize Lossless Audio Compression, which essentially implies that the careful unique sound source is reproduced from the compacted information source being conveyed from your Blu-Ray Player, Super Audio CD or Media Player as precedents. To convey these Audio Codecs, you can’t utilize an Optical Cable, as the Optical Bit-Rate limit is 1.5 Mbps, while HDMI will convey much more.

This is the reason you have to pick a HDMI link to interface your hardware in the event that you wish to pick up the advantages of SACD, or Blu-Ray with Dolby True HD or DTS HD. You can just exploit DTS-HD or Dolby True HD if your beneficiary backings that codec.

Imagine a scenario in which my Amp doesn’t have HDMI, just Optical.

Optical Cable associations will in any case transmit Dolby Digital Sound, and, particularly since a lot of establishments we have accomplished for our clients throughout the years are for “Out-Of-The-Box” across the board Home Theater Systems, despite everything they convey a more than sensible Surround Sound outcome which numerous individuals are more than content with.

Anyway in saying that, there are additionally numerous individuals who can truly differentiate which lossless sound gives over its packed option, and this is the reason you would need to pick HDMI over Optical when choosing how to interface your Home Theater System.

As far as we can tell, and the manner in which we endeavor to disclose to our clients is – in the event that your Amp has HDMI, at that point the best association with use is HDMI. In the event that your Amp does not have HDMI it probably won’t merit the cost (to most) to redesign your entire framework, as Optical Cables will at present give you an extraordinary encounter.

It is likewise obvious that (up until this point) soundtracks utilizing Dolby True HD or DTS-HD don’t exist in allowed to air communicate, Foxtel, Cable or satellite TV. You won’t bargain any solid quality interfacing your DVD Recorder or Player, Overseas Satellite Dish, or Foxtel Cable box to your beneficiary with an optical (or persuade) link.

There are different advantages which dropped by utilizing HDMI as well…

The most recent HDMI standard, v1.4, includes another valuable component – ARC, or “Sound Return Channel“. This fundamentally implies the HDMI link originating from your Home Theater System can not just send the Audio and Video Signal to the TV, however it additionally sends the TV Audio back to the collector over a similar link. Peruse our previous post on ARC here. This dispenses with the requirement for utilizing an Optical Cable from the TV back to the Amplifier for hearing the TV stations through your speakers.