Difference between revisions of "Circuit diagram for wave generator"

From Mech
Jump to navigationJump to search
 
Line 1: Line 1:
[[Image:SquareTriangle555.gif|right]]
[[Image:SquareTriangle555.gif|right]]


The circuit shown produces a pretty good square wave (10 V peak-to-peak) able to drive a low impedance load, and a slightly curved triangle wave of lower amplitude, and only able to drive a high impednace load.
The circuit shown produces a pretty good square wave (10 V peak-to-peak) able to drive a low impedance load, and a slightly curved triangle wave of lower amplitude, and only able to drive a high impedance load.


The 555 "timer" chip in the figure is shown with its pins in the actual DIP8 layout (pin 1 is upper left)
The 555 "timer" chip in the figure is shown with its pins in the actual DIP8 layout (pin 1 is upper left)

The time constant is on the order of T = R1 * C1

Revision as of 17:38, 18 January 2008

SquareTriangle555.gif

The circuit shown produces a pretty good square wave (10 V peak-to-peak) able to drive a low impedance load, and a slightly curved triangle wave of lower amplitude, and only able to drive a high impedance load.

The 555 "timer" chip in the figure is shown with its pins in the actual DIP8 layout (pin 1 is upper left)

The time constant is on the order of T = R1 * C1