Thermocouple-to-DMM interface

Thermocouples are economical and rugged devices for temperature measurements. Because of their small size, they respond quickly and are good choices where fast response to temperature changes is important. Type K thermocouples have a wide temperature range. “and are used from cryogenics to jet engine exhaust analysis. The present circuit converts thermocouple outputs into a direct[…]

Read more

80C552 microprocessor system

Here is something for microcontroller enthusiasts to grind their teeth on. The 800552 microcontroller from Philips Components is an up-. ; railed derivative of Intel’s 8032. It costs lit-de more than the 8032, yet offers the following extras: (1) eight analogue inputs: (2) a 10-bit A-D converter: (3) a ‘Timer2: with many extra features: (4)[…]

Read more