Antenna per onde medie-lunghe

La realizzazione e' stata anche abbastanza celere e potrebbe essere un'antenna per portatile o per qualche altro evento

Field strength meter for the 137 kHz
The power radiated by an antenna is equal to the radiation resistance multiplied by the antenna current squared. Measurement of antenna current can be done in the 137 kHz band by for instance a thermocouple ammeter or other means

Info about our 500 kHz installation
Vertical antenna built with, about 22 meter high vertical pipe, with 4 top cap wires at a total length of 18 meter

Akita Grabber
Transmitting station 2ele Delta-Loop for 160m T-type for 2200m @50m high

L. F. Transmitter using Direct Digital Synthesis
I've recently changed my LF driver from one which covers the band in 100 Hz steps

LF activity,experimentations of British amateur radio station, G3XDV
I have re-erected the mast at the house end and reinstalled my inverted-L Marconi, so am back on the air again

Antennas_manufacturers About Rtty mode Audio Recording Amplifiers Antennas Satellite Amateur Television ATV Aprs software Beacon Band Plan Ham Radio Capitals Europe DX cluster software

Italy provices

Italia-call-ham radio Italy provices Ham Radio Clubs Italy

EME Ham Radio Satellite Grid Software Ham shirts Ham radio Magazine Log Converter Software Logs Search Services Meteor scatter Microwave Mac Ham Radio Software Practice with the soldering Propagation Solar Cycle Power Supply PMR 466Mhz Packet Radio TNC

Antenna per onde medie-lunghe

PDF File

Italy provices

Radio transceiver