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Portable radios "Russia-203" and "Russia-203-1" from 1985 and 1986 produced the Chelyabinsk Radio Plant "Flight". Radios are an upgrade to the Russia Series. Since 1989, the Russia-203-1 radio receiver was produced according to the new GOST, referred to as the "Russia RP-203-1". From earlier, new receivers differ in the presence of a modern element base and a slightly different external design. Radios operate in the DV, CB and two sub-bands KV-1, KV-2. There is a step-by-step adjustment of the timbre by HF, fine-tuning the frequency in the sub-bands KV1 and 2. Loudspeaker of the type 0.5GD-37. Powered by 4 elements A316. 36 dB selectivity Sensitivity with an internal magnetic antenna in the ranges: LW - 2.1, CB - 1.2 mV / m, with telescopic in the sub-bands KV1.2 - 450 Î¼V. The rated output power is 0.15 watts. The range of reproduced frequencies of sound is 250 ... 3550 Hz. Dimensions of any radio 215x195x65 mm. Weight without batteries 1.5 kg. At the beginning of 1995, a small series of radios such as "Russia RP-203-1" was released for delivery to veterans of the Great Patriotic War, in honor of the celebration of the 50th anniversary of the Victory in Kazakhstan. Radio "Russia RP-203-1" was the last model in this design. In 1996, the release of the radio was completed.