H - Jargon Buster

Jargon Buster & dedicated Buying Guide will aid you in understanding the world of technology and consumer electronics. Select from the alphabetical order below.

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Handset intercom (Home phones)
Call for free between handsets in your home.

Handset locator (Home phones)
Press a button to locate a missing handset anywhere in the house.

Handsfree speakerphone (Mobile phones and Home phones)
This allows you to make and receive calls without holding the phone to your ear. The sound from the caller comes through a loudspeaker.

Hard disk drive players (Audio)
They have a built-in hard drive. They have much bigger memories than flash drive versions.

Hard drive or HDD (Computing and other digital devices)
This is where your device stores all its data and files. This includes everything from the programmes you run to photos, music and videos.

HD DVD (TVs)
A new media format for recording and playing back high-definition video with improved picture quality of 1080p.

HDMI (TVs)
High Definition Multimedia Interface; a digital picture and audio connection method.

HD ready (TVs)
HD means High Definition and refers to the technologies that give TVs a clearer and sharper picture. HD ready means that the TV is able to accept and display HDTV programming. It needs to be connected to an HD source and will have HDMI or DVI terminals so they can get the HDTV signal.

HDTV (TVs)
HDTV refers to high-definition programming and the equipment, such as digital receivers that is able to receive HDTV.

Headphone socket (TVs, Audio)
This allows you to connect a headphone set.

High definition players (Vision)
These play high definition DVDs. If you don’t have an HD ready TV, the image will be downscaled.

Hot shoe (Photography)
A small attachment at the top of some cameras for adding an external flash.

Hz (TVs)
The picture refresh rate for a TV image.

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