Results tagged #Colpitts Oscillator in Circuits
Resonant Frequency of a Colpitts Oscillator
This result puts the oscillator in the middle of the UK FM Band (87. 5 - 108 MHz). If L1 has an adjustable ferrite core then its inductance ...
Softrock Lite II
The Local Oscillator stage implements a basic Colpitts Crystal Oscillator with a buffer stage to increase the signal level. The oscillator p...
Common-base Colpitts oscillator circuit
A common-base Colpitts oscillator using a pnp transistor as the amplifying device. Notice in this version of the Colpitts oscillator that re...
The Colpitts oscillator
Figure shows the Colpitts oscillator circuit. It has a base frequency crystal, and the frequency is 1499 kHz, crystal SJT is connected to th...
The Colpitts oscillator
Figure shows the Colpitts oscillator circuit. It has a base frequency crystal, and the frequency is 1499 kHz, crystal SJT is connected to th...
Simple Colpitts Oscillator circuit
The Colpitts Oscillator is characterised by tapping the mid-point of the capacitive side of the oscillator section. The inductor can be the ...
Simple Colpitts Oscillator circuit
The Colpitts Oscillator is characterised by tapping the mid-point of the capacitive side of the oscillator section. The inductor can be the ...
TIMER IS AUTOPATCH KEYER
Frequency change produced in Colpitts oscillator by metal object near tank coil is indicated by 565 PLL connected asfrequency meter. Oscilla...
TIMER IS AUTOPATCH KEYER
Frequency change produced in Colpitts oscillator by metal object near tank coil is indicated by 565 PLL connected asfrequency meter. Oscilla...
colpitts oscillators
Colpitts oscillators are somewhat similar to the shunt fed Hartley circuit except the Colpitts oscillator, instead of having a tapped induct...
colpitts oscillator
Simulation of Colpitts Oscillator circuit using npn transistor and other components available in SimElectronics is shown. The feedback ratio...
Colpitts Oscillator Practical Project
Build the Colpitts oscillator shown using either breadboard (proto board) or strip board, then test the oscillator`s operation using a multi...
The Colpitts Oscillator
A typical Colpitts oscillator design. This circuit is very similar in operation to the Hartley oscillator described in Oscillators Module 2....
Colpitts Oscillator Tutorial and Oscillator Design
Colpitts Oscillator Tutorial and the theory behind the design of the Colpitts Oscillator which uses a LC Oscillator tank circuit to generate...
colpitts osc not working
I`m afraid the circuit you have there is nowhere near correct. For a start, there is no DC path to the transistor base, so no base bias curr...
Colpitts Oscillator Calculator
Colpitts oscillator circuit is shown in Figure 1, Q is the transistor. The Colpitts and Hartley oscillator circuit are similar, except the i...
AmpOP Colpitts Oscilator simulation
Hello, I`m trying to simulate a 10MHz Colpitts Oscillator using an OPAMP, but i`m not getting the expected outcome, the frequency is not 10M...
two Colpitts oscillators
Hello, I have queastion about type of the osclator I found on wikipedia here: File:NPN Colpitts oscillator collector coil.png - Wikipedia, t...
colpitts oscillator
I thought I would try to use a standard telephone earpiece`s inductance as the L of a Colpitts oscillator, and in so doing eliminate the nee...
Colpitts oscillator using transistor. Circuit diagram and theory
Colpitts oscillator circuit diagram and theory. Colpitts oscillator frequency equation. Colpitts oscillator using transistor. Colpitts oscil...
oscillator
Circuit Colpitts Oscillator schematics Circuit Electronics, Colpitts oscillator is very similar to the shunt-fed Hartley oscillator. The pri...
Parallel fed Colpits oscillator circuit
It is parallel fed because the DC plate current does not flow through the inductor. R3 may be replaced by an RF choke if desired. C3 keeps B...
Colpitts oscillator
Edwin Henry Colpitts was a communications pioneer best known for his invention of the Colpitts oscillator. As research branch chief for West...
stable low frequency crystal
This is the design circuit for a Colpitts-crystal oscillator circuit. It is suitable for low frequency crystal oscillator circuits. Using th...
colpitts crystal oscillator circuit
This is a design schematic of a Crystal Colpitts oscillator can be implemented using a transistor and a parallel mode crystal. This is the f...
controlling feedback on colpitts oscillator(VHF/FM)
A common emitter colpitts oscillator: I used variable capacitors for C1 and C2, and few turns of wire over a pencil for L. R1 and R2 were re...
Common Collector Colpitts Oscillator
Design a Colpitts Oscillator in a common collector configuration using a single BJT. Provide base current to get the transistor operating pr...
Colpitts oscillator
Early schematic of a Colpitts circuit, using a vacuum tube, redrawn from the patent publication. A Colpitts oscillator, invented in 1920 by ...
Simple 50 to 300 MHz Colpitts Oscillator
Simple high efficiency Colpitts oscillator. In the higher frequency ranges, above 50 MHz, Colpitts oscillators are used because stray circui...
Colpitts oscillator
This circuit will operate with fundamental-mode crystals in the range of 1 MHz to 20 MHz. Feedback is controlled by capacitor voltage divide...
Colpitts harmonic oscillator 100Mhz
L1C1 are selected to be resonant at a frequency below the desired crystal harmonic but above the crystal"s next lower odd harmonic. C2 shoul...
16-300 MHz Testing Colpitts oscillator
The circuit is a modified Colpitts oscillator, tuned with MV209 varactor diodes. The resonating inductor and the drain choke are selected by...
Mini metal detecror (colpitts oscillator)
The circuit uses two CMOS IC’s
IC1 uses inverters connected as a Colpitts oscillator of 100KHz; the LC frequency determining elements be...