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Since 1983, the low-frequency amplifier "Amfiton 25U-002S" has been producing Lviv PO named after Lenin (PO Lort). The amplifier is designed for high-quality amplification of signals from various sources. Main technical characteristics: Frequency range: 20 ... 25000 Hz. Irregularity of the frequency response in the range of 20 ... 25000 Hz: ± 0.7 dB. Resistance of the connected speakers: 4 ohms. Output power per channel: nominal: 25 watts, maximum: 100 watts. Harmonic coefficient in the range of 40 ... 16000 Hz: 0.13%. The crosstalk between channels at a frequency of: 250 Hz and 10,000 Hz: 38 dB, 1000 Hz: 48 dB. Ratio of signal / weighted noise in nominal conditions at the inputs: linear mf and tuner: 83 dB, corrective zs: 72 dB. Adjustment limits: sound frequencies: 10 dB, stereo balance: ± 26 dB, LF timbre: ± 11 dB, HF timbre: ± 10 dB, manual volume control: 60 dB. Power consumption: 105 watts. Amplifier size: 387x88x390 mm. Weight: 9 kg.