David A Moschella

David A Moschella
David Moschella is a technology entrepreneur with broad experience in physics-related fields like measurement and automation, and RF and antennas. This blog offers insights and observations to illuminate the black art of radio frequency systems.
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Recent Posts

Distributing bent pipes for RF plumbing inspection

Cyntony is proud to announce a new distribution relationship with Chora A/S, providers of unique specialized ES systems and sensors.

Communicate like a pro, so Boris doesn't know: with directional antennas!

Recently, I heard an unfamiliar term: spectrum camouflage, or maybe it was EM camouflage—no matter, it's intriguing. There's growing awareness...

How to determine the right omnidirectional antenna for the job

So you want an omnidirectional antenna. Should be easy to find what you need, right?

Finding an Omnidirectional Antenna

Maybe, but probably...

Ahead to the past - Tactical Communications after SATCOM is denied

Space: The Current Frontier

Have you wondered why the US is said to need a Space Force? There is little dispute that critical space-based systems...

Converting AOAs to LOBs — a DF & Compass Game

Radio direction finding (DF) is all about the angles... lots of them. Different conventions apply, specifics of implementation matter, and the...

Tempest in a teapot—what can SKARAB reveal for you?

Finding the Center of the Galaxy

Summer in the northern hemisphere is a great time to view the constellation Sagittarius by looking south and left...

Pilgrimage #3 - SRT, a treasure in the heart of Sardinia

I'm beginning to think my childhood interest in astrophysics was an itch that should have been scratched harder.   Case in point is my recent...

Open Letter to CW2 Patrick Derr, US Army EWWT

September 2017's issue of the AOC's Journal of Electronic Defense contained a surprisingly revealing article by US Army CW2 Patrick Derr,...

Busting Watson Watt DF ambiguity - maths edition

A previous blog post introduced the hybrid loop-Adcock antenna, which, in a crossed configuration, is excellent for Watson Watt (WW) radio...

Mashup of classic DF antennas - 1000X better!?

Early Direction Finding Innovation

One early Direction Finding (DF) antenna innovation that stands the test of time is delineated in Frank...

The key to RPAS, UAS and drone detection

Drones are all the rage. These amazing machines offer fun capabilities like aerial photography and videography—even racing! However, they can...

So how do you measure J/S anyway?

It is surprisingly simple to measure jamming (J) to signal (S) ratio, once you get your head around the implications of the J/S equation.  Ends...

How much J/S do you REALLY need?

Electronic warfare is making the news a lot lately. Not only do our adversaries employ, or seek to employ, sophisticated capabilities, the US ...

Can collaboration solve your antenna sourcing challenge?

Program Managers, CTOs, Chief Engineers and Solution Architects: Listen up!

Collaborate with Cyntony

You can boost your team, schedule and...

10 times better - Adaptive antenna bake-off revealed

A previous blog post asked: if you could get up to 10 dB improvement in omnidirectional antenna gain for a given size wideband antenna, would you...

Rubber beats steel...for manpack antennas, anyway

Manpack antennas that lack flexible connections to electronics housings are destined for short lifetimes. There are a few options for adding the...

+10 (dB) Reasons to adopt Adaptive Antennas

If you could get up to 10 dB improvement in omnidirectional antenna gain for a given size wideband antenna, you'd design your radio to take...

How much DF sensitivity do you REALLY need?

When evaluating relative merits of a direction finding system, most folks focus on 'accuracy,' which is generally a measure of the quality of the

How much antenna gain do you REALLY need?

Customers often ask us to help select antennas to assure sufficient range of their wireless communication systems.   Providing an answer, though...

How much DF accuracy do you REALLY need?

Let's take a look at the practice of radio direction finding, and the levels of accuracy needed for different DF applications. 

Radio Direction...

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