HP Visualize b180L hp Visualize workstation b132L, b132L plus, b160L, b180L se - Page 35
Max Output Level/Impedance
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Table 1 Product Information System Unit Rear Panel Connectors Audio Electrical Specifications Frequency Response Input Sensitivity/Impedance Line In Microphone Max Output Level/Impedance Line Out Headphone Speaker (internal) Output Impedance Line Out Headphone Signal to Noise* Line Out Headphone Speaker Line In Microphone THD (w nominal load) Line Out Headphone Speaker Line In Microphone 25-20,000 Hz 2.0Vpk/47k ohm 22mVpk/1k ohm 2.8Vpp/47k ohm 2.75Vpp/50 ohm 5.88Vpp/48 ohm 619 ohm 118 ohm 65 dB 61 dB 63 dB 61 dB 57 dB -73 dB -70 dB -68 dB -75 dB -73 dB *To convert from dB to number of significant bits, use the formula: 'n= --[--2---0---l-d-o--B-g----1---0---]- ≈ d---6-B-- For example, for 61dB S/N then n=61/6 or approx. 10 significant bits, or in other words, about 6 bits of noise. 13