Variable RF Signal Sampler

it isn't safe to connect the output of a radio directly into a frequency counter or oscilloscope due to the high voltages and currents on the transmitter
post 26 Dec 2021


RF Filter Links

71



Online Microwave Filter Design and Analysis
A tool tailored for RF/Microwave filter engineers, system designers and students

Passive Low Pass Filter
A Low Pass Filter is a circuit that can be designed to modify, reshape or reject all unwanted high frequencies of an electrical signal

PCB low pass filters
an simple low pass filter, according to his finding suitable for 2 kW powerr

QLF Filter
The QLF filter is a microprocessor based interface designed to go between a standard Morse code key and a radio transmitter

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