Engineering Abbreviations
"A",
"B",
"C",
"D",
"E",
"F",
"G",
"H",
"I",
"J",
"K",
"L",
"M",
"N",
"O",
"P",
"Q",
"R",
"S",
"T",
"U",
"V",
"W",
"X",
"Y",
"Z"
'Ha' to 'Hd', 'He' to 'Hz'
| h | - | hecto (102) |
| h | - | hour |
| h | - | Plancks constant |
| H | - | High speed [logic series] |
| HAL | - | Hardwired Array Logic |
| HART | - | Highway Addressable Remote Transducer |
| HASL | - | Hot Air Solder Level |
| HASS | - | Highly Accelerated Stress Screening |
| HAST | - | Highly Accelerated Stress Test |
| HBA | - | Host Bus Adapter |
| HB-LED | - | High Brightness LED [Light Emitting Diode] |
| HBT | - | Heterojunction Bipolar Transistor |
| HC | - | High speed CMOS [logic series] |
| HCT | - | High speed CMOS/TTL [logic series] |
| HCS | - | hard clad silica [fiber] |
| HCSL | - | High Speed Current Steering Logic HCSL |
| HCP | - | Digital Content Protection |
| HD | - | High Definition |
| HD | - | High Density |
| HDC | - | Hard Disk Controller |
| HDCP | - | High Bandwidth Digital Content Protection |
| HDD | - | Hard Disk Drive [HDD Manufacturers] |
| HDDR | - | High Density Digital Recording |
| HD DVD | - | High-Definition Digital Versatile Disc |
| HDI | - | High Density Interconnect [style of connector] |
| HDLC | - | high-level data link control [HDLC] |
| HDMI | - | High-Definition Multimedia Interface |
| HD-PQFP | - | High-Density Plastic Quad Flatpack |
| HD-SDI | - | High Definition - Serial Digital Interface |
| HDTV | - | high-definition television [HD Terms] [HDTV Channels] |
| HDVICP | - | High-Definition Video Image Co-Processor |
| HDX | - | half-duplex [operation] |
