Figure 3 Thermometer oscillator waveforms. Although as noted in the Willams application, the Q1 sensor transistor itself needs no calibration. Trimmer R1 is provided as one-point compensation mainly ...

Figure 1 A piezoelectric ceramic buzzer serves as the oscillator in this flyback supply that lights a white LED using a single cell (not shown). Advertisement. With the initial application of ...

The oscillator can be designed to operate at 3.6 GHz, then frequency divided by two to get to 1,800 MHz or by four to get to 900 MHz. Available now in bulk or on tape and reel, prices for the ...