WECL Online

	\| 加到我的最愛 \| 網頁指南 \|	ENG \|

最新消息： ● 3月 WEZ@NE 第十期已於門市派發按此 ●WECLUB 「自己友」現已接受網上申請！了解會員優惠

產品目錄分類

	門禁／警報系統

	線材及配件

	公共天線／數碼廣播系統

	閉路電視／錄影系統

	接駁器及配件

	消費電子產品

	電器／電池及供電器材

	電子零件

	電腦及網絡配件

	廣播／對講系統

	測試器材及儀錶

	工具


	Abbreviations


	All


	A - E


	F - J


	K - O


	P - T


	U - Z

A - E

A	Ampere or Anode
A.C	Alternating current
A/D	Analogue to Digital
ABS	Absolute
ADC	Analogue to Digital Converter
ADSL	Asymmetrical Digital Subscribe
Amp	Ampere
ANSI	American National Standards In
ASCII	American Standard Code for Inf
AV	Audio Visual
AWG	American Wire Gauge
BNC	Bayonet Neill-Concelman (co-ax
C	Capacitor, cathode, centigrade
CAT	Category
CCTV	Closed Circuit Television
CD	Compact Disk
CLK	Clock signal
CMOS	Complementary metal oxide semi
col	column
CPU	Central processor unit
D	Diode
D.C.	Direct current
D/A	Digital to analogue
dB	Decibel
DC	Direct current
DES	Data Encryption Standard
DMM	Digital Multimeter
DPST	Double pole, single throw
DVM	Digital Volt Meter
E	Emitter of Transistor
e.m.f.	Electromagnetic Field
EAROM	Electrically Alterable Read On
EEPROM	Electrically Erasable Programm
EMI	Electro Magnetic Interference
EPROM	Erasable Programmable Read Onl
EROM	Erasable Read Only Memory

F - J

F	Farad, Fahrenheit or force
ƒ	Frequency
f.r.	Frequency response or range
FTP	File Transfer Protocol/Foil (s
G	Giga (10g)
g	Grid, gravitational constant,
G	Gram
GHz	Giga Hertz
H	Henry
h.f.	High frequency
HEX	Hexagonal
Hg	Mercury
hr	Hour
HTML	Hyper Text Mark-up Language
Hz	Hertz (cycles per second)
I	Current
IC	Integrated circuit
I/O	Input / Output
I/P	Input
IEEE	The Institute of Electrical &
IIL	Integrated injection logic
in	Inch (unit of Length )
in wg	Inches Water Gauge
IP	Ingress Protection ( IEC stand
IR	Infra-Red
ISO	International Standardisation
JPEG	Joint Photographic Experts Gro

K - O

k	Kilo (103) or cathode
K	Kilo, in computing terms (= 21
kg	Kilo-Gram
kV	Kilo-Voltage
kv/mm	Kilo Volts per Millimetre (Die
L	Inductance or Lumens
L	Inductance or Lumens
LAN	Local Area Network
lb	Pound (weight unit)
LCD	Liquid Crystal Display
LED	Light emitting diode
LOG	Logarithmic
M	Mega (106)
m	metre/meter
M	Mega
mA	Milli-Amp
mAh	Milli Ampere Hour
Mbits/sec	Megabits per second (million b
mH	Micro Henries
mH/m	Micro Henries per metre
MHz	Mega-Hertz
ml	Milli-Litre
mm	Milli-Meter
MOS	Metal Oxide Semiconductor
MPEG	Moving Pictures Expert Group
mV	milli-Volt
mW	milli-Watt
n	Nano (10-9)
N	Newton
n/c	Not Connected; Normally Closed
n/o	Normally Open
neg.	negative (-)
NICAM	Near Instantaneously Companded
ns	Nano Second
ns/m	Nano Second Per Meter
o/c	Open channel; open circuit
o/p	Output
OFC	Oxygen Free Copper
op-amp	Operational Amplifier
oz	Ounce

P - T

p	Pico (10-12)
PAL	Phase Alternating Line
PCB	Printed circuit board
pcs	Pieces
pF	Pico Farad
pH	Potential of Hydrogen
pos.	positive (+)
Q	Quality factor; efficiency of
R	Resistance
R.F.	Radio frequency
R.M.S.	Root Mean Square
R/W	Read/write
RAM	Random access memory
RCA	The Radio Corporation of Ameri
RF	Radio Frequency
RFI	Radio Frequency Interference
RG	Radio Grade (cable)
ROM	Read only memory
RX	Receiver
s	Second (unit of Time)
S.W.R.	Standing Wave Ratio
SPDT	Single pole, double throw
SPST	Single pole, single throw
T	Tesla
TCP/IP	Transmission Control Protocol/
TR	Transformer
TTL	Transistor Transistor Logic
TX	Transmitter

U - Z

U.H.F.	Ultra High Frequency (300MHz-3
USB	Universal Serial Bus
UTP	Unscreened Twisted Pair cable
UV	Ultra Violet
V	Voltage
VA	Volt-amps
V.H.F.	Very High Frequency (30-300MHz
VHS	Video Home System
W	Watts
WAN	Wide Area Network
Wb	Weber
WG	Wire Gauge
Z	Impedance
ZD	Zener Diode

Resources

	Abbreviation
	Useful Formula
	Calculator
	Master Catalogue
	Firmware Download
	RoHS Compliant
	Simulator


	\| 主頁 \| 華輝簡介 \| 華輝快訊 \| 牌子分類 \| 資源共享 \| 保用登記 \| 聯絡我們 \| 網頁指南 \| 免責聲明及私穩條例 \|

熱線: (852) 3182 0888 傳真: (852) 3182 0808 電郵: cs@wecl.com.hk

門市：香港九龍深水埗鴨寮街201號地下及1樓全層
【營業時間: 星期一至星期六 (10:30 – 19:00) ; 公眾假期 (12:00 – 19:00) ; 星期日 (休息)】

辦公室：香港九龍荔枝角青山道576-586號製衣中心4樓C室
【辦公時間: 星期一至星期五 (9:00 – 18:30) ; 星期六、日及公眾假期 (休息)】

華輝集團旗下公司