2 meter amp

45 links

5 Band Pipe Vertical Antenna - A simple, cheap and easy to build 26 feet long vertical antenna that works DX on 20 - 10 meters including WARC Bands, it is designed for portability for field days, camping, or permanent installation, cost, and to achieve at least 1/2 wavelength on the WARC bands.
[ Hits: 555 | Votes: 5 | Rating: 6.2 ]

Aircraft Scatter on 6 Meter FT8 - Aircraft scatter is easily seen on the spectrogram window of digital communication apps, when you know what to look for. Examples of real aircraft scatter usage on six meters band
[ Hits: 180 | Votes: 2 | Rating: 9.5 ]

ZL2IFB Elecraft K2 K3 - A page dedicated to the Elecraft K2 and K3 transceivers, Connecting the K3 to your PC Useful K3 features, K3 REF CAL re-calibration of the VFO frequency, W2 wattmeter, KPA500 QSK amplifier
[ Hits: 104 | Votes: 2 | Rating: 10 ]

SWR-Display - The intention was to determine also very small SWR ratios with small power exactly. With this SWR meter, for example, the inputs of RF amplifiers with power <-20 dBm can be measured. In German
[ Hits: 146 | Votes: 1 | Rating: 8 ]

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 ]