Revision B A-7MAC 5000 resting ECG analysis system
2000657-002
T Tone touch tone
TA T wave amplitude
Tant tantalum
TDML treadmill
TE timeout errors
Tech technical
Thiazid Thiazide
TM trademark
Tot total
TP test point
TPA T’ wave amplitude
TRAM Transport Remote Acquisition Monitor
Tricyli Tricylic antidepressant
TTL transistor-transistor logic, TTL levels
TVS transient voltage suppressor
U
UE undefined errors
uF microfarad
UL Underwriters’ Laboratory, Inc
Unconf unconfirmed
UUT unit-under-test
V
v, V volt, volts
V1-V6 precordial leads
V123 V1, V2, V3
V3R precordial lead
V456 V4, V5, V6
V4R precordial lead
V ac volts, alternating current
V dc voltage, direct current
VA volt-amperes
Var variable
VDE Verband Deutscher Elektrotechniker
(German regulatory agency)
Vent. ventricular
VF ventricular fibrillation
VGA video graphics array
VIA versatile interface adapter
VIO violet
Volt voltage
VRAM video RAM
vs versus
W
w/ with
Wwatt
Warfar Warfarin
WHT white
WI Wisconsin
X
x by (as in “8-1/2 x 11”)
XCV transceiver
X,Y,Z orthogonal leads
Y
Y year, yellow
yr year
yrs years
YY year
Symbols
↑ SHIFTed or alternate function
µ micro
µF microfarad
µs, µsec microsecond
68K 68000
&and
#number
°Cdegrees Celsius
°F degrees Fahrenheit
Ω Ohm, ohm
% percent
registered
> greater than
< less than
± plus or minus
* An asterisk after a signal name indicates
the signal is active at its relatively lower
potential, or “active-low.” Signals
without the asterisk suffix are active at
their relatively higher potential, or
“active-high.”
12SL 12 simultaneous leads
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