Small-sized radios "Svirel-2", "Svirel-402" and "Svirel RP-402-1".
Portable radio receivers and radios on p / p.DomesticSmall-sized radios "Svirel-2", "Svirel-402" and "Svirel RP-402-1" have been produced since 1983, 1989 and 1991 by the Orsha plant "Krasny Oktyabr". Receivers `` Svirel-2 '' (402) are designed to receive radio stations in the LW and MW range on an internal magnetic antenna. Power supply of any receiver is carried out from three elements of type 316. The duration of operation of any of the receivers, when powered by elements of type 316, is 40 ... 45 hours, at an average volume. The Svirel-2 radio receiver was a further modernization of the Svirel serial single-band receiver, produced since 1981. The Svirel-402 receiver replaced the Svirel-2, and the Svirel RP-402 receiver produced since 1986 is the same Svirel-402 radio receiver, but with the RP prefix according to the new GOST -y. Receiver `` Svirel RP-402-1 '' is an upgrade of previous models. Ranges: DV - 148.0 ... 285.0 kHz, MW - 525.0 ... 1607.0 kHz. Sensitivity in the range of DV - 2.5 mV / m, SV - 1.5 mV / m. Selectivity 20 dB. Maximum output power 100 mW. Sound pressure frequency range 450 ... 3150 Hz. Radios were also produced for export.
