The MFJ-1886 is an untuned, active loop antenna that covers 500 kHz to 30 MHz. "Active" means that it uses an integrated broadband preamplifier, and it is intended for receiving applications only. If you transmit into it, even briefly or with low power, you will damage the preamp. If...
A couple of days ago, the good folks at MFJ (an SWLing.com sponsor)sent me their MFJ-1886 receiving loop antenna. Weighing just 2.5 pounds, the 1886 is a 36-inch-diameter loop of aircraft-grade with an amplifier attached in a weatherproof enclosure. Designed for receiving only, it covers...
Design of a Small Loop Antenna System for Receiving Waves in VLF and MF Bands Using a Series-Transformer Network A loop antenna system is proposed for the Japanese satellite EXOS-D for detection of the magnetic field of the natural radio waves in the ionosphere and ma... T Okada,I Nagano...
A television antenna which includes a housing and an elongated flexible signal-receiving loop. The loop is formed into a three-lobed configuration, each of these lobes projecting outwardly from the housing. A series of guides and rollers... RD Kahn 被引量: 5发表: 1971年 Molecular properties ...