A Call to All Amateur Radio Operators! At the end of the month, specifically March 28–29, 2009, the CQ WPX Contest (SSB section) will take place, with the OM0A team…
Tag: yagi
A Yagi is a directional antenna consisting of a single active element (driven element) and multiple passive elements (reflector and directors). It is used on both HF and VHF/UHF.
2-element DK7ZB Yagi for 15m completed
The last antenna I needed to build for the WPX contest—a 2-element DK7ZB Yagi antenna for the 15-meter band—was completed and calibrated. Compared to the 20-meter version, it is not…
Measurement results for the 2-element DK7ZB Yagi on 20m
The antenna analyzer was supposed to provide information on some of the characteristics of the DK7ZB Yagi on 20m. Since a duralumin boom was not available, I used a longer…
Activity is increasing
The OM0A team members are becoming more active. Vilo OM0AAO, Števo OM7KW, Martin OM4AAS, and Igor OM6ACI also participated in the OM Activity Contest on February 14, and all of…
DK7ZB Element Mount for 20M
elements Another antenna being built is a 2-element 20-meter Yagi based on the DK7ZB design. The photo shows the Teflon element mounts with their center sections. A duralumin plate is…
Antenna Material
A shipment arrived this week from ALUSET—materials for antennas. The duralumin tubes and mounting plates are key components for manufacturing directional Yagi antennas for the 20-meter and 15-meter bands. Currently,…
DK7ZB Yagi for 20m and 15m
Production of directional antennas for the 20-meter and 15-meter bands has begun. We chose from the following antennas: Moxon beam, 2-element quad, DK7ZB Yagi, and the 50-ohm version of the…