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+--- Тема: Портативный усилитель для наушников BSP-PHPA-03R (/thread-159562.html)
Портативный усилитель для наушников BSP-PHPA-03R - wouldnt_even - 26-02-2016 11:17
Продам сабж с кабелем. Краска на углах немного потерта, но работает идеально.
Measurement conditions: measuring equipment. Panasonic VP7723-B
Power supply voltage. DC+5 V
Basic measurement frequency. 1 KHz (LPF = 80 KHz)
Measuring load. 30 Ω
-Lo gain mode: (gain = 2 x)
• Maximum output: 30mW+30mW (THD+N = 3% at /1.1Vrms)
-THD+N: below each ch0.0014% (0.75 Vrms at output)
S/N:109 dB (JIS-A)
-High gain mode: (gain = 5 times)
• Maximum output: 30mW+30mW (THD+N = 3% at /1.1Vrms)
-THD+N: below each ch0.0028% (0.75 Vrms at output)
S/N:103 dB (JIS-A)
цена: 1950 грн.