To help compare different orders of magnitude, the following list describes various voltage levels.
SI prefix Factor (volt) Value ItemMicro-10−7 500 nV Change in nerve cell potential caused by opening a single acetylcholine receptor channel10−6 2 μV Noise in an EEG taken at the scalpMilli-10−5 10–100 μV Peak-to-peak amplitude of an average EEG taken at the scalp 15 μV Minimum terrestrial digital-TV RF antenna signal (−85 dBm over )eecs.berkeley.edu - Spectrum Sensing, Fundamental Limits and Practical Challenges, page 82, 2005Decibel#Voltage P=pow(10,-3)*pow(10,(dBmW)/10) ; U=pow(R*P,1/2) ; R=75 Ω ; pow(10,-3)*pow(10,(-85)/10) = 3.162278 pW ; pow(75*pow(10,-3)*pow(10,(-85)/10) , 1/2) = 15.400351 μV 56 μV Minimum terrestrial analog-TV RF antenna signal (35 dB[μV])as76.net - How to use the booster. (To see the terrestrial digital broadcasting beautifully.) , 2011-12-01maxim-ic.com - CATV dBm, dBmV, and dBμV Conversions - Tutorial - Maxim, 2002-07-17Decibel#Voltage pow(10,-6)*pow(10,35/20) = 56 μV10−4 500–1000 μV Miniature endplate potentials, spontaneous fluctuations in neuron potentials10−3 1–2 mV Potential created at ambient temperatures from K-type thermocoupleCenti-10−2 ~10–50 mV Ripple voltage in the output of a good DC power supply 75 mV Nerve cell resting potentialBullock, Orkand, and Grinnell, pp. 150–151; Junge, pp. 89–90; Schmidt-Nielsen, p. 484Deci-10−1 320 mV Typical voltage reference level in consumer audio electronics (0.316 V rms) ~500 mV Typical MOSFET threshold voltage for modern processes ~700 mV Forward voltage drop of normal silicon diodes 800–1000 mV Typical positive supply voltage of a low voltage CMOS digital integrated circuit 900 mV Lemon battery cell (made with copper and zinc electrodes)N/A100 0-3 V Magnitudes of standard reduction potentials in chemistry 1.5 V Alkaline battery AAAA, AAA, AA, C or D batteryDavid Linden, Thomas B. Reddy (ed). Handbook of Batteries, 3rd edition, McGraw-Hill, New York, 2002 chapter 4 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. 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. A voltage for older electric systems of automobiles.Deca-101 12 V Typical car batteryHorst Bauer Bosch Automotive Handbook 4th Edition Robert Bosch GmbH, Stuttgart 1996 , pages 803–807Hecto-102 100–240 V Domestic wall socket voltage 600 V Electric eel sends this voltage in an average attack 630 V London Underground railway tracksKilo-103 2450 V Electric chair execution in Nebraska3–10 kVElectric fence3 kVVoltage required to generate every 1 mm of electric arc 3–35 kV Accelerating voltage for a typical television cathode ray tube Typical voltages in North America for distribution of power from distribution substations to end users104 15 kV Train 15 kV AC railway electrification overhead lines, Hz 25 kV European high-speed train overhead power linesCaltrain-Electrification Project 33 kV Maximum voltage allowed in an electricity distribution grid after 1919 in the UK until 1926 (still used for heavy industry and factory overhead cable distribution systems) 69–230 kV Range used in North American power high-voltage transmission substations105 345–800 kV Range used in extra-high voltage power transmission systems 800 kV Lowest voltage used by ultra-high voltage (UHV) power transmission systemsMega-106 3 MV Used by the ultra-high voltage electron microscope at Osaka University107 25.5 MV The largest man-made DC voltage – produced in a Van de Graaff generator at Oak Ridge National Laboratoryhttp://www.osti.gov/bridge/purl.cover.jsp?purl=/6446725-T101Ai Oak Ridge Physics Division progress report for period ending September 30, 1988108 100 MV The potential difference between the ends of a typical lightning bolt Peta-1015 7 PV Voltage around a particular energetic highly magnetized rotating neutron starRonna-1027 1.04 RV Planck voltage
SI multiples
Notes
External links