Username n0npr0phet
Name Gregory Pruden
Member Since November 12, 2017

n0npr0phet's Public Circuits:

Now showing circuits 1-7 of 7. Sort by

Window Comparator for AC or DC negative volts

Window Comparator for AC or DC negative volts PUBLIC

The Common Mode Voltage Range of most contemporary comparators do not include negative voltages below ground. These circuits demonstrate how to use them for this purpose.

by n0npr0phet | updated August 26, 2018

Window Comparator for AC/Neg Active High

Window Comparator for AC/Neg Active High PUBLIC

This Window Comparator will identify over or under voltages in AC or negative signals by applying a DC Offset.

by n0npr0phet | updated August 24, 2018

ac   comparator   negative   over-voltage   under-voltage   window-comparator  

Improved Howland Current Pump

Improved Howland Current Pump PUBLIC

An Improved Howland Current Pump which provides -10 to +10ma of current based on 0 to 2v input. 25v and +/-15V supplies are also required.

by n0npr0phet | updated August 24, 2018

constant-current-source   current   difference-amplifier   howland   test-equipment  

polo3b

polo3b PUBLIC

by n0npr0phet | updated March 20, 2018

POLfO_Mixer

POLfO_Mixer PUBLIC

by n0npr0phet | updated March 20, 2018

polo3a

polo3a PUBLIC

by n0npr0phet | updated March 20, 2018

polo2

polo2 PUBLIC

a single 5v supply summing circuit for audio mixing of arduino created waveforms.

by n0npr0phet | updated March 18, 2018