Detailed instructions for radio amateurs on methods for observing artificial Earth satellites (antennas, preparation for observations, recording signals onto magnetic tape, determining the time of satellite passage, and ionospheric observations) and on using a direction-finding attachment.
Detailed instructions on methods for observing an artificial Earth satellite (antenna setup, preparation for observations, recording the signal onto magnetic tape, determining the time of satellite passage, and ionospheric observations) and operation of the direction-finding attachment