A signal-averaged electrocardiogram detects cardiac microvolt signals.    From Wordnik.com.  [Marketwire - Breaking News Releases]

We can send intentional thoughts, "energies", at the microvolt level, and it can be recorded.    From Wordnik.com.  [AlterNet.org Main RSS Feed] Reference

Real analog-to-digital converters lack the discrimination to pick up sub-microvolt, nanowatt radio signals.    From Wordnik.com.  [HomeToys News] Reference

The devices offer a non-inductive less than 0.08 microhenries, non-capacitive design, thermal EMF of 0.1 microvolt/deg.    From Wordnik.com.  [VPG's New Hermetically Sealed Metrology, Laboratory, and Military Ultra-High-Precision Resistors Feature TCR to 0.05 ppm/Degrees C, Load-Life Stability of 0.005%, and Tolerance to 0.005% - Yahoo! Finance] Reference

High resolution acquisition equipment is used to collect the microvolt signals and transfer the data to an analytical system.    From Wordnik.com.  [Marketwire - Breaking News Releases]

Signal averaging, which improves the signal to noise ratio, is a well-recognized technique for detecting and analyzing such cardiac microvolt signals.    From Wordnik.com.  [Marketwire - Breaking News Releases]

In the best conditions, most analog amplifiers have more than 1 millivolt internal noise, while the internal noise of high quality USB modules is approximately 1 microvolt.    From Wordnik.com.  [Gadget Freak Files] Reference

Should be “microvolt”.    From Wordnik.com.  [The Volokh Conspiracy » Can the FCC Search Your Home?] Reference

Although Holter study results did not predict ICD mortality benefit, an abnormal result on microvolt T-wave alternans screening did appear to have prognostic value (.    From Wordnik.com.  [MedPageToday.com - medical news plus CME for physicians] Reference

1 µV = 1 microvolt = 10-6 V = 0.000001 V.    From Wordnik.com.  [2. Fundamental Quantities of Electrical Engineering] Reference