

Externe s-meter for YAESU FT-857 EN FT-897
The Yaesu transivers type FT-897 and FT-857 have the possibility to connect an analog meter for measuring SWR - Signal strength - modulation - power - ALC - voltage
post 02 Mar 2024

Swr Meter Links →
Misuratore di guadagno d'antenna
Il guadagno G puo' essere ottenuto comparando il valore della max.densita' di potenza in una particolare direzione del DUT con l'analoga densita' di potenza di una antenna di riferimento
PCB Vswr bridge
When building HF/VHF equipment it is often required to add a VSWR sensing circuit into the rig
QRP Wattmeter
The PIC16C71 microprocessor offers a four input Analogue to Digital converter, which I could use to read the voltages from the sensor and enough interface pins to drive an LCD display
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Il guadagno G puo' essere ottenuto comparando il valore della max.densita' di potenza in una particolare direzione del DUT con l'analoga densita' di potenza di una antenna di riferimento
When building HF/VHF equipment it is often required to add a VSWR sensing circuit into the rig
The PIC16C71 microprocessor offers a four input Analogue to Digital converter, which I could use to read the voltages from the sensor and enough interface pins to drive an LCD display

PSION Greyline Clock PSION Greyline Clock v. 1.0 is a UTC/Local clock showing sunlight/darkness area on the world map