Sometimes great ideas shine, just because of their simplicity and I think I had one the other day. (You can tell that I am modest person :-)...

Update: If you are looking to buy an Antenna Launcher for Field Day, please check this post. Tony Montana's famous words as the answe...

Lately, I've been working on a compete update of my flight simulator. The new configuration is a setup of 4 machines. The server machine...

The N2PK VNA frequency range can be extended by using transverters . While the N2PK VNA covers the entire 0.05 to 60 MHz, additional frequ...

Lately, I've been obsessing with calibration standards. I know that it is an overkill to use lab-grade calibration kit rated for up to 2...

Having different types of calibration standards helps to cancel out the measurement error introduced by the use of connector adapters. If th...

Alinco makes very solid and well engineered power supplies. I am using 3 such supplies to power my shack - a switching power supply DM -330...

The SMA connector is excellent miniature RF connector used mainly for internal interconnects in low-power HF-to-Microwave applications. On...

For my home-brewed SMA calibration standards I used the construction method, previously used for my BNC standards . The Open, Short and L...

My original Technician class callsign was KB1 FZA . After I upgraded to Extra class I decided to get a shorter 2x1 callsign (I didn't ...

Two years since I first published my SteppIr BigIR Mrk III dissection / review page , the web counter is at 10 000 visitors (only unique...

For lack of better words - the happiest day in my life ! Today, Jan 28, 2010 at 4:26 Eastern Time my first harmonic - Vichren Andrey-Endri S...

The idea about an "Indoor Sundial Clock" is not a new one. There are many patent applications filed over the years (some dating ba...