This circuit was found in an Electronic Design from the 90s. The circuit uses a type J thermocouple that can measure from -50 to + 100º C. Power is provided by a 3 V lithium battery.
September 2016 - It can be obtained from Mouser Electronics the new voltage regulators (LDOs) to...
This circuit is from an old publication but can be implemented with modern silicon transistors such as...
August 2017 - Mouser Electronics is supplying the Microchip DSC000 MEMS series oscillators for...