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Duplexers are three port RF devices that allow a closely spaced transmitter and receiver to share a single antenna. This video ...

In this video, David from our tech department at Buy Two Way Radios explains what a duplexer is, how it actually works, and some ...

Diplexers allow either two devices or ports to share a single antenna or allow one device to split its signal across two antennas.

Repair and Retuning of a Fumei Model SGQ-450A Notch style Duplexer for GMRS frequencies.

This video shows how to setup a Sysjoint SV4401A Handheld Vector Network Analyzer to analyze the tuning adjustments on a ...

i demonstrate how to tune a Duplexer filter, we adjust it in real time & i show the measurements using four different instruments ...

Not all VHF repeater duplexers are created equal! Here are two Chinese-made duplexers—a compact notch-type mobile duplexer ...

Tuning the PD526 UHF Duplexer I have a friend, I'll call him Tuje (pronounced Tooge). He has decades of experience in ...

Some experiments with a 430 MHz cavity filter made in a biscuit tin. More background info here: ...

Somewhat of a personalized vid for a viewer that sent me a Chinese made duplexer to test. Compared it to a US made ...

Esempio di taratura di un duplexer radioamatoriale UHF.

Let's take a look at some dinguses! (Dingii??) What is a duplexer and a diplexer - what is the difference, and which one can help ...

Here's a little video on the experience I've had with these Chinese duplexers. The 30w is definitely not a good unit. However, the ...

New HAM radio repeator in town, how to prepare the equipment including the duplexer for set up.

steps in tuning the motorola t1507 duplexer. Also some test cutting a 1/4 wave stub for a notch filter.

In this video I am laying some foundations to help understand what we are doing when we tune a duplexer. It includes answering ...

Mike W7RIS presents on Duplexers and Diplexers.

48 UHF homebrew duplexer cavity build and testing.*Heavily Caffeinated* CLICK SHOW MORE BELOW FOR MORE INFO In this ...

Prototipo un diplexor, lo alineo, lo mido y lo instalo en un receptor superheterodino. El diplexor es un filtro pasa banda/elimina ...

Assuming you know the terminology, I am going step-by-step through the entire process of tuning a duplexer. The first video in this ...