In the figure we have a good rectangular signals generator with several frequency bands. The circuit is based on old logic but can be implemented with modern equivalents.
This circuit was found in a 1969 Mullard documentation. Used transistors can be replaced with...
This circuit can be used in instrumentation to obtain a very high input impedance for measurement of...
April 2017 - Texas Instruments' new LDC2112 and LDC2114 inductive sensors can now be obtained from...