UNIVERSAL TEST OSCILLATOR
Crystal is in feedback path of Pierce oscillator, between base and collector of al, with 2.5-mH RF choke in place of tuned collector circuit. Oscillator works f...
The Quartz crystal oscillator circuit
The oscillator that is composed of the quartz crystal can be divided into two kinds: the parallel resonant type crystal oscillator and the series resonant type ...
The Quartz crystal oscillator circuit
The oscillator that is composed of the quartz crystal can be divided into two kinds: the parallel resonant type crystal oscillator and the series resonant type ...
The Multi-purpose signal generator circuit
The multi-purpose signal generator circuit is composed of the integrated circuit oscillators and the frequency dividers, it produces the square wave from the hi...
The Multi-purpose signal generator circuit
The multi-purpose signal generator circuit is composed of the integrated circuit oscillators and the frequency dividers, it produces the square wave from the hi...
Square-wave generator circuit
T1 and T2 in the circuitform theinherent oscillator, T3 is output level. Network consists of high-pass filter (C3, C4, R6 + - R7) and low pass filter, it`s outp...
Square-wave generator circuit
T1 and T2 in the circuitform theinherent oscillator, T3 is output level. Network consists of high-pass filter (C3, C4, R6 + - R7) and low pass filter, it`s outp...
Sine wave generator composed of inverter
The sine wave generator composed of inverter is shown as the chart. The circuit could get high stable sine wave in more than a few MHz. In the figure, A1 and th...
Sine wave generator composed of inverter
The sine wave generator composed of inverter is shown as the chart. The circuit could get high stable sine wave in more than a few MHz. In the figure, A1 and th...
Low frequency sine wave generator and orthogonal output circuit
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Low frequency sine wave generator and orthogonal output circuit
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Sine Signal Generating
It can change the frequency range, and the oscillating signal is adjusted by potentiometer RP1. Since the output resistance is very low ( 1K ©), it issuitable ...
Sine Signal Generating
It can change the frequency range, and the oscillating signal is adjusted by potentiometer RP1. Since the output resistance is very low ( 1K ©), it issuitable ...
STABLE_HF_VFO
This circuit is a Hartley oscillator, as identified by the fact that the feedback to the JFET transistor (Q1) is supplied by a tap on the tuning inductance (L1)...
STABLE_HF_VFO
This circuit is a Hartley oscillator, as identified by the fact that the feedback to the JFET transistor (Q1) is supplied by a tap on the tuning inductance (L1)...
Pulse Signal Generator
Volt-ampere characteristics and parameter of tunnel diode Volt-ampere characteristics of tunnel diode (see picture a) is a S pattern curve. The highest current ...
Pulse Signal Generator
Volt-ampere characteristics and parameter of tunnel diode Volt-ampere characteristics of tunnel diode (see picture a) is a S pattern curve. The highest current ...
PLL pulse generator(74HC4060 TC9122P)
The PLL pulse generator is shown as the chart. The circuit is the phase-locked loop (PLL) pulse generator circuit. PLL makes a fractional frequency to crystal o...
PLL pulse generator(74HC4060 TC9122P)
The PLL pulse generator is shown as the chart. The circuit is the phase-locked loop (PLL) pulse generator circuit. PLL makes a fractional frequency to crystal o...
Phase shift sine wave oscillator circuit
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