Radioconstructor `` Start-7175 '' (Amplifier for playing a tape recorder).
Radio and electrical constructors, sets.Audio AmplifiersSince 1984, the radio designer "Start-7175" (Amplifier for playing a tape recorder) has been producing the Kamenets-Podolsk plant "Electropribor". RK 'is intended for children of senior school age and for radio amateurs. It allows you to assemble a playback amplifier for a stereo tape recorder, which is designed for frequency correction and amplification of the signal coming from the playback head to a value sufficient to supply low-frequency power to the linear input of the amplifier. The amplifier can be used in the manufacture and modernization of tape recorders of various classes. Using an amplifier, you can also assemble a tape recorder. Technical parameters: Sound frequency range at a speed of 19.05 cm / s - 40 ... 18000 Hz. Nonlinear distortion factor 0.2%. Rated output voltage at a frequency of 1 kHz at an input voltage of 1 mV - 250 mV. Noise level -56 dB. Supply voltage 12 ... 18 V. Board dimensions - 40x80x130 mm. Weight 150 g.
