Portable radio "Hitachi TH-621".
Portable radios and receivers.ForeignPortable radio "Hitachi TH-621" has been produced since 1957 by the Japanese company "Hitachi Ltd". The radio was created by "Standard Radio Co. LTD" and practically repeats its own model "Standart SR-F22", but with changed characteristics. AM range - 535 ... 1605 kHz. IF - 455 kHz. Sensitivity ~ 4.5 mV / m. Selectivity 14 ... 16 dB. Power supply - 9 volts. Rated output power 60 mW. The range of reproducible frequencies is 250 ... 3500 Hz. The loudspeaker reproduces low frequencies from 400 Hz, however, due to the case, 250 Hz is obtained. Dimensions of the model 114x73x33 mm. Weight 390 gr.
