This old radio-building reference explains antennas, detectors and period receiving equipment in the language of the first wireless amateurs.
The reveal identifies the exact archival record and supplies a targeted research route. The underlying historical text can be read free from its archive; the charge is for curation and convenience.
#WirelessHistory #RadioComponents #Telegraphy
The reveal identifies the exact archival record and supplies a targeted research route. The underlying historical text can be read free from its archive; the charge is for curation and convenience.
#WirelessHistory #RadioComponents #Telegraphy
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