Razón española, Edizioni 21-26Fundación Balmes, 1983 |
Dall'interno del libro
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Pagina 39
... voltages are available commercially . For voltage regulators , a Zener diode is chosen such that it always operates under breakdown conditions ; that is , the input voltage to be regulated is greater than the breakdown voltage . For the ...
... voltages are available commercially . For voltage regulators , a Zener diode is chosen such that it always operates under breakdown conditions ; that is , the input voltage to be regulated is greater than the breakdown voltage . For the ...
Pagina 62
... voltage output VDAC shown in the lower part of the figure . Each step of this signal corresponds to some voltage in- crement , say 1 mV . The output of the DAC is compared with the unknown analog input voltage Vin by means of a ...
... voltage output VDAC shown in the lower part of the figure . Each step of this signal corresponds to some voltage in- crement , say 1 mV . The output of the DAC is compared with the unknown analog input voltage Vin by means of a ...
Pagina 888
... voltage pro- duced by a generator is plotted as a function of time , a sine wave results . A pure sine wave is ... voltage , the instantaneous current i or instantaneous voltage v at time t is given by1 ( see Figure A2-2b ) i = Ip sin wt ...
... voltage pro- duced by a generator is plotted as a function of time , a sine wave results . A pure sine wave is ... voltage , the instantaneous current i or instantaneous voltage v at time t is given by1 ( see Figure A2-2b ) i = Ip sin wt ...
Sommario
Contents | 1 |
Elementary Electronics | 30 |
Microcomputers and Microprocessors in Chemical Instrumentation | 80 |
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absorbance absorption acid amplifier Anal analysis analyte analytical signal anode applications atoms beam Beer's law Calculate cathode cell Chem chemical chromatography circuit column components compounds concentration constant containing coulometric curve detector determination device dispersion effect elec electrical electrode elements emission employed energy Equation example excited filter flame fluorescence frequency function hydrogen infrared input instruments ionization iron(II liquid magnetic mass mass spectrometer measurements membrane ment methods mobile phase molar absorptivities molecular molecules monochromator obtained operational amplifier optical output oxidation particles peak photomultiplier plate polarized polarography potential prism protons pulse quantitative radiation Raman range reaction reagent refractive refractive index region relative rotation sample sensitivity shown in Figure signal slit solution solvent species spectra spectrometer spectrophotometer spectroscopy spectrum standard deviation stationary phase surface temperature tion titration trode tube typical ultraviolet V₁ vibrational voltage wave wavelength X-ray