Found in Philips documentation from the 1970s, this circuit uses components from the era. The stability is 0.045% per centigrade degree.
This circuit is from an old Mullard transistor manual. The diodes are made of germanium and the...
Similar circuits can be found on this site. This is from an 80's American documentation. The...
We found this circuit in an old American documentation. The table gives the values of the...