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HP (Agilent) 8903B: Audio Analyzer / Distortion Meter
This is one of the measurement device that has been on my list for a while, it's HP/Agilent 8903B distortion meter (well, Tektronix AA501 is also on my list). It's a solid unit with combination of low distortion oscillator and analyzer (which lacked on HP 8903E model). The B version has more feature than the…