Radio Astronomy

An 1/8-inch diameter bolt is 3.175 mm in metric.The nearest standard metric size is: ✅ M3 bolt (3 mm diameter) Alternatives

It is a relay for 5V signal control that can be applied and used in areas requiring various contact control. It can

The SRD-12VDC-SL-C is a small and dependable relay. It uses 12V DC power. It has SPDT contacts that switch between two

A choke can be added to a cantenna feed to improve performance by suppressing unwanted common-mode currents on the outside

This calculator calculates the optimal dimensions of a Pyramidal Horn. Click on link below to see examples of calculation for

Below is a complete, practical guide to designing and building a 1-metre-aperture horn antenna for 1420.405 MHz suitable for hydrogen-line work.

In normal retail use paint tins are not made of stainless steel. Here’s the breakdown: ✔ What paint tins are made of

Creating a geodesic dish can be an exciting project. These structures are efficient, robust, and aesthetically pleasing. Here’s a detailed