Electronic Engineering Abbreviations and Acronyms

1. HEMS
   High-Level Entity Management System
2. HEO
   Highly-Inclined Elliptical Orbit
3. HFU
   Handsfree Unit
4. HH
   Handheld
5. HHO
   Hard Handovhr
6. HHPC
   Hand-Held Personal Computer
7. HIC
   Highest Incoming Channel
8. HIF
   Host Interface
9. HL
   Head Load
10. HL
    Hot Line
11. HLD
    Head Load
12. HLD
    Call Hold
13. HLDA
    Holdmacknowledge
14. HLDC
    High Level Data Link Control
15. HLDLC
    High Level Data Link Control
16. HLN
    Hot Line
17. HLN
    Headline News
18. HO
    Hanfoff
19. HO
    Handover
20. HOC
    Highest Incoming Channel

Last updated: January 4, 2020 — Total entries: 2,042