1906 draadloze telegrafie bij de landmacht - intercom, 99 - 1
DESCRIPTION
Article in Dutch on the early 1906 experiments by using radio in the Dutch Army. Sprak transmitter, Coherer receiver, baloon antenna and pedal power supplyTRANSCRIPT
DESCRIPTION
Article in Dutch on the early 1906 experiments by using radio in the Dutch Army. Sprak transmitter, Coherer receiver, baloon antenna and pedal power supplyTRANSCRIPT