This low-power, low-supply voltage amplifier uses a preamplifier to achieve a high-gain configuration. The circuit is from the November 1999 issue of Electronics Now magazine.
In the figure we have a typical polarization circuit for MOSFETs with a high impedance...
This equalizer was found in the May 1978 issue of Radio Electronics magazine. The component values...
Found in a 1980s American documentation, this crystal-controlled oscillator generates 100 MHz...