Svetil'nik s priemnikom 1975
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The souvenir "A lamp with a radio receiver" has been produced since 1975 in Zaporozhye (PO Box 745). ,86e6f450b8cc469628ba70bf2947b049 The souvenir is designed for reception in the range of medium waves and illumination of a small space, it can be used as a "night light". ,86e6f450b8cc469628ba70bf2947b049 The radio receiver is assembled according to the direct amplification scheme 3-V-3 on seven germanium transistors according to the transformerless scheme. ,86e6f450b8cc469628ba70bf2947b049 Sensitivity with a magnetic antenna - 3 ... 5 mV / m, selectivity - 6 ... 8 dB. ,86e6f450b8cc469628ba70bf2947b049 Rated output power is about 80 mW. ,86e6f450b8cc469628ba70bf2947b049 The range of reproducible frequencies is not more than 250 ... 3550 Hz. ,86e6f450b8cc469628ba70bf2947b049 The receiver and the flashlight lamp are powered from the mains power supply. ,86e6f450b8cc469628ba70bf2947b049 The light bulb and the radio are separately switched on and off. ,86e6f450b8cc469628ba70bf2947b049 In the mid-80s, the receiver circuitry was converted to silicon transistors. ,86e6f450b8cc469628ba70bf2947b049 Accordingly, the printed circuit board changed, and later the power supply was also changed. ,86e6f450b8cc469628ba70bf2947b049 The technical parameters remain the same. ,86e6f450b8cc469628ba70bf2947b049 The glass color of the lamp could also be red. ,86e6f450b8cc469628ba70bf2947b049 ,null,ru,null,null,null,null
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Information from collection of Valery Khartchenko