This power supply for model railroad was found in a February 1961 Radio Electronics Magazine. The transistor must be mounted on a heatsink and the transformer is a 1,5A secondary winding.
April 2017 - The new Alps UGMZ2AA Bluetooth communication modules can be found on Mouser...
Texas Instruments TMP116 and TMP116N digital temperature sensors can be obtained from Mouser...
This circuit was obtained in an old Linear Technology documentation by applying to the monitoring of...