| The voltage controlled oscillators (VCOs) are the heart of any synthesiser. The quality of the VCOs ultimately determines the performan...
| The voltage controlled oscillators (VCOs) are the heart of any synthesiser. The quality of the VCOs ultimately determines the performan...
| As PLL (phase-locked loop) ICs are still somewhat expensive it seems reasonable to look around for a cheaper alternative,...
| As PLL (phase-locked loop) ICs are still somewhat expensive it seems reasonable to look around for a cheaper alternative,...
| Using two CMOS NAND gates (or inverters) and two transistors it is possible to construct a simple current-controlled oscillator (CCO...
| Using two CMOS NAND gates (or inverters) and two transistors it is possible to construct a simple current-controlled oscillator (CCO...
| This sawtooth waveform generator which is built round a current controlled oscillator is distinguished by its large sweep range....
| This sawtooth waveform generator which is built round a current controlled oscillator is distinguished by its large sweep range....
| The accuracy of a frequency counter is determined exclusively by the accuracy of the timebase being used. Thus if extremely precise measu...
| Although this Voltage Controlled Oscillator uses only two CA3130 op amps the linearity of its voltage/fre- quency transfer...
| The simplest V_HF receiver is the su perregenera tlve. Unfortunately, it is also one of the most difficult to get working properly ......