Homemade VSWR meter for UHF-PMR446 circuit

AF2310 radio controlled motor circuit design project

This circuit resembles that of a car radio-controlled toy with seven control functions: forward, forward-left, forward-right, backward, backward-left, backward-right, and stop. Additionally, this radio frequency circuit can be utilized for other electronic circuits that require a simple wireless motor controller....

15db uhf tv antenna booster

This is a UHF band TV antenna preamplifier circuit with a gain of 15 dB. It is designed using the BF180 UHF transistor. The input stage consists of a band-pass filter implemented with components C1, CV1, L1, L4, C7, and...

UHF Wideband TV Amplifier for Signal

This UHF wideband signal amplifier provides a total gain of 10 to 15 dB within the 400 - 850 MHz frequency range, making it suitable for applications where the television signal is weak. For optimal performance, the component pins must...

oscillator mcpos400 plus

This is a UHF oscillator circuit designed to utilize the Mini-Circuits POS-400+ voltage-controlled oscillator chip. By applying a voltage between 0 to 12V on pin 8, it produces a sine wave output ranging from 200MHz to 380MHz on pin 2;...

SEISMIC RADIO 500mHz - 200Hz frequency range

The most popular network is MED-NET, which encompasses the entire Mediterranean Sea with its observation points. The accompanying map illustrates these observation points. For more information about this network, which is part of the Italian Geophysical National Institute, the official...

Simple UHF oscillator

This oscillator is typical for operation between 350 to 500 MHz. The microstrip inductor is implemented as a printed circuit board (PCB) trace. The output power ranges from 55 to 100 mW into a 50-ohm load, with frequency stability typically...

UHF TV Linear Amplifier (450-800MHz)

This structure is a radio frequency (RF) amplifier designed for small UHF TV transmitters, operating within the UHF channel range of 450-800 MHz. The amplifier enhances video signals in this frequency range and operates in Class A, utilizing the BFQ68...

Data Slicing Techniques for UHF ASK Receivers

This application note explains the operation of the data slicers found in the Maxim line of UHF receivers such as the MAX1470, MAX1473, and MAX1471, as well as transceivers like the MAX7030 and MAX7032. The data slicers in the Maxim UHF...

UHF amplifying circuit diagram

The circuit depicted in the figure operates within a frequency range of 400 to 850 MHz, designed as a UHF amplifying circuit. For optimal performance and results, it is recommended that the circuit be manufactured using silver-tin processing techniques. The UHF...