14.51Khz VLF CW : the Transmit Ferrite ROD is made of high permeable NiCKEL ZiNC, 15 inches long and 1 1/4 inch in diameter
@30 turns primary & @300 turns secondary
primary is series tuned by cap - for USB SOUND CARD's headphone output
secondary is parallel tuned by CAP
MAX VLF output POWER from pi4 Behringer UCA222 USB headphone jack is about 4 to 5 mW
Watch video Large Ferrite Rod Transmit Antenna for Pi4 VLF CW Transmitter - series & parallel tuned for MAX OUT online without registration, duration hours minute second in high quality. This video was added by user QRQcw 11 March 2023, don't forget to share it with your friends and acquaintances, it has been viewed on our site 141 once and liked it 4 people.