2 meter band vhf

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Rectangular Loop antenna for 2 meter band - An interesting and easy to build loop antenna for VHF bands, that present a feedpoint impedance of 50 ohms thus avoiding the need for a 1/4 wave impedance transformer. This antenna is ideal for sota and other portable operations
[ Hits: 279 | Votes: 1 | Rating: 1 ]
Big Wheel Antenna for VHF - An omnidirectional horizontal polarization antenna for 2 meters band in Italian
[ Hits: 188 | Votes: 2 | Rating: 7.5 ]

Magnetic Loop Antenna for 2 meters - A small, easy to build, copper tube magnetic loop antenna for the 2 meters band. In Italian
[ Hits: 276 | Votes: 3 | Rating: 9.33 ]

3 Element Yagi Antennas for 144 MHz SSB-CW - A great and efficient monoband VHF portable antenna. The article consist of two version of a 12.5 Ohm 3 elements yagi beam antenna plans for the two meter band, a full sized and a shortened version expecially designed for the SSB and CW on 144 MHz.
[ Hits: 427 | Votes: 4 | Rating: 8 ]

SR4DON Web Radio Receiver - OpenWebRX online radio receiver from Olsztyn Poland 10-15 meters bands, 50 MHz VHF UHF bands.
[ Hits: 188 | Votes: 1 | Rating: 10 ]

2m to 70cm Transverter Circuit - A 70cm / 432 MHz Transverter Project transverter circuit is an electronic device that converts a radio signal from the 2 meter to the 70 centimeter band and vice versa, allowing a single transmitter/receiver to be used for both bands. It consists of an IF stage, local oscillator, frequency multiplier, and amplifier. The circuit must be designed for minimal signal loss, noise and intermodulation distortion.
[ Hits: 81 | Votes: 0 | Rating: 0 ]