Portable radio `` Sharp TR-180 Collie-A ''.
Portable radios and receivers.ForeignThe "Sharp TR-180 Collie-A" portable radio receiver has been produced since the fall of 1958 by the Japanese company Hayakawa Electric Co. The radio does not differ much from the "Sharp TR-173 Collie" model. This is a 6-transistor superheterodyne. AM range - 535 ... 1605 kHz. The IF is 455 kHz. Selectivity ~ 24 dB. AGC. Powered by 4 AA batteries with a total voltage of 6 volts. The maximum output power is 100 mW. The range of reproducible sound frequencies is 250 ... 3500 Hz. Two signal outputs, to the headphone and to the loudspeaker, or to two phones. Receiver dimensions 148x87x40 mm. The radio will remain operational (with loss of power) when the batteries are discharged to a voltage of 3 V.
