Institute Newton C. Braga

9.5 MHz Tunable Crystal Oscillator (CB13865E)
This circuit can be tuned in a 100 kHz band around the frequency of the crystal. The transistor can be...
Voltage Sextuplicator Power Supply (CB20176E)
This high voltage source supplies at its output a voltage that is six times the value of the peak...
FM Transmitter Powered by The Power Grid (CB17354E)
This spy transmitter can be plugged directly into a power outlet. The power comes from a regulated...