Sorry, this page is not translated yet. Automatic translation used.
Acoustic system "Radiotehnika S-20B" presumably since 1988 by Riga Radio Engineering. Dual-shelf bookshelf speakers with bass reflex. The frequency range is 63 ... 20000 Hz. Sensitivity 86 dB. Irregularity of frequency response ± 6 dB. Harmonic distortion in the frequency range: 250 - 1000 Hz: 2.5%. 1000 - 2000 Hz: 2.5%. 2000 - 6300 Hz: 1.5%. Resistance: 8 ohms. Recommended amplifier power: 20 - 35 watts. Passport power: 20 watts. Used speakers: LF / MF: 25 GND-1-8-80. HF: 6 GDV-1-16. Filter section frequency: 5000 Hz. The dimensions of the speakers are 294x170x120 mm. Weight 2.6 kg.