CMOS Synthesizers
#CMOS
#synthesizer
#RF
#frequency generation
#signal processing
#radio
#wireless communication
#electronics
#circuit design
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RF Circuitry Links
The 7th overtone of 18 MHz (17m) is 144 MHz (2m) directly within the CW region. Icarus is a high-altitude balloon (HAB) project funded by advertising revenue, which has successfully launched numerous balloons that captured impressive photographs. Robert Harrison is...
2 GHz CMOS Voltage-Controlled Oscillator with Optimal Design of Phase Noise and Power Dissipation
The oscillator is designed to tune from 1.8 GHz to 2 GHz for typical cellular telephony applications. An extended tuning range can be obtained by adjusting the ratio between the varactor capacitance and fixed capacitance in the tank. PMOSFETs are...
Logic Probe Project
CMOS logic integrated circuits are highly versatile devices commonly utilized in modern electronic circuits. Testing these circuits with a standard multi-meter can be challenging due to the involvement of both static and pulsing voltages. A voltage reading of half the...
field strength meter fsm
A field strength meter circuit is a valuable device for measuring the RF output of any transmitter or for experimenting with different antennas connected to the transmitter. The operation of the field strength meter (FSM) is straightforward; it converts RF...
A Cmos Based Single Zone Alarm circuit
This circuit features automatic exit and entry delays, a timed bell cut-off, and a system reset. It accommodates both normally-open and normally-closed switches, making it compatible with various input devices such as pressure mats, magnetic reed contacts, foil tape, PIRs,...
Remote ControlCircuit Through RF Without Microcontroller
This circuit illustrates a remote control circuit diagram using RF technology without the use of a microcontroller. Features include a simple remote control circuit that operates via radio frequency.
The remote control circuit operates by transmitting signals through radio waves, enabling...
Low-power-wide-range-programmable-counter
This CMOS circuit functions as a one-shot time delay switch and a general-purpose timer. It comprises a gated oscillator and a latch utilizing a CD4001 quad 2-input NOR gate, along with a CD4020 14-stage counter. The timing interval, TON, is...
Cmos-flasher
This circuit utilizes a low-cost CMOS integrated circuit (IC) to control four light-emitting diodes (LEDs), turning them on and off at a frequency determined by the resistor values R1 and R2, as well as the capacitor values C1 and C2....
CMOS Pocketable Timekeeper
The CMOS Pocketable Timekeeper is a compact timekeeping circuit designed for portability. This circuit diagram illustrates the functionality of the CMOS Pocketable Timekeeper along with various advanced timer projects and electronic applications.
The CMOS Pocketable Timekeeper circuit utilizes complementary metal-oxide-semiconductor (CMOS)...