SI prefix
|
Factor (volt)
|
Value
|
Item
|
Micro-
|
10−7
|
500 nV
|
Change in nerve cell potential caused by opening a single acetylcholine receptor channel[1]
|
10−6
|
2 μV
|
Noise in an EEG taken at the scalp[2]
|
Milli-
|
10−5
|
10–100 μV
|
Peak-to-peak amplitude of an average EEG taken at the scalp[2][3]
|
15 μV
|
Minimum terrestrial digital-TV RF antenna signal (−85 dBm over 75 Ω)[4][5]
|
56 μV
|
Minimum terrestrial analog-TV RF antenna signal (35 dB[μV])[6][7][8]
|
10−4
|
500–1000 μV
|
Miniature endplate potentials, spontaneous fluctuations in neuron potentials[1]
|
10−3
|
1–2 mV
|
Potential created at ambient temperatures from K Type Thermocouple
|
Centi-
|
10−2
|
~10–50 mV
|
Ripple voltage in the output of a good DC power supply[9]
|
75 mV
|
Nerve cell resting potential[10]
|
Deci-
|
10−1
|
320 mV
|
Typical voltage reference level in consumer audio electronics (0.316 V rms)[11]
|
~500 mV
|
Typical MOSFET threshold voltage for modern processes[12]
|
~700 mV
|
Forward voltage drop of normal silicon diodes[13]
|
800–1000 mV
|
Typical positive supply voltage of a low voltage CMOS digital integrated circuit[14]
|
900 mV
|
Lemon battery cell (made with copper and zinc electrodes)[15]
|
N/A
|
100
|
0-3 V
|
Magnitudes of standard reduction potentials in chemistry[16]
|
1.5 V
|
Alkaline battery AAAA, AAA, AA, C or D battery[17]
|
3.3 V
|
One of the most common low voltage CMOS digital circuit supply voltages.
|
5 V
|
USB power, used for example to charge a cell phone or a digital camera.[18] Also one of the most common digital circuit supply voltages for both TTL and CMOS technologies.
|
6 V
|
A common voltage for medium-size electric lanterns.[19] A voltage for older electric systems of automobiles.
|
Deca-
|
101
|
12 V
|
Typical car battery[20]
|
Hecto-
|
102
|
100–240 V
|
Domestic wall socket voltage[21]
|
600 V
|
Electric eel sends this voltage in an average attack
|
630 V
|
London Underground railway tracks
|
Kilo-
|
103
|
2450 V
|
Electric chair execution in Nebraska[22]
|
3–10 kV
|
Electric fence[23]
|
3 kV
|
Voltage required to generate every 1mm of electric arc
|
3–35 kV
|
Accelerating voltage for a typical television cathode ray tube[24]
|
4160-34,500 V
|
Typical voltages in North America for distribution of power from distribution substations to end users[25]
|
104
|
15 kV
|
Train 15 kV AC railway electrification overhead lines, 16+2⁄3 Hz
|
25 kV
|
European high-speed train overhead power lines[26]
|
33 kV
|
Maximum voltage allowed in an electricity distribution grid after 1919 in the UK until 1926[27] (still used for heavy industry and factory overhead cable distribution systems)[28]
|
69–230 kV
|
Range used in North American power high-voltage transmission substations[25]
|
105
|
345–800 kV
|
Range used in EHV power transmission systems[29][30]
|
800 kV
|
Lowest voltage used by ultra-high voltage (UHV) power transmission systems[31][30]
|
Mega-
|
106
|
3 MV
|
Used by the ultra-high voltage electron microscope at Osaka University[32]
|
107
|
25.5 MV
|
The largest man-made DC voltage – produced in a Van de Graaff generator at Oak Ridge National Laboratory[33]
|
108
|
100 MV
|
The potential difference between the ends of a typical lightning bolt[34]
|
Peta-
|
1015
|
7 PV
|
Voltage around a particular energetic highly magnetized rotating neutron star[35]
|
Ronna-
|
1027
|
1.04 RV
|
Planck voltage
|