This test circuit was found in the PE Hobbyst Handbook in a 1990s edition. The circuit tests the battery under load. The load, as the battery is selected by the switch.
This circuit was obtained from a 1966 General Electric documentation. It can serve as a basis for...
This circuit was found in Siliconix documentation from the 1980s. Equivalent operational...
Obtained from a 1980s Linear Technology documentation, this circuit has a hysteresis of less than...