Our Audio-Laboratory


WBE has its own well-equipped audio-laboratory, which also is made use of   
by several renowned German high-end companies and hifi magazines.


For those who are technically interested here we have a list of the measuring devices   
used for development:

*  Audio measuring system System One Dual Domain (Audio Precision)
*  Audio measuring system Portable One Dual Domain (Audio Precision)
*  Multi function measuring device DCX127 (Audio Precision) 

*  Digital realtime memorizing oscilloscopes TDS360 (Tektronix)
*  Digital 4 channel realtime memorizing oscilloscope TDS754C (Tektronix) 
*  Digital realtime memorizing oscilloscopes TDS1002B (Tektronix) (f. monitoring meas. syst.) 
*  Analog- / digital oscilloscopes HM1507 (Hameg)
*  Probes P6101B, P6114B and P5100 (Tektronix)
*  Differential probes TT-SI 50 (Testec) 

*  Four quadrants component tester T1000A (Polar)
*  Curve tracer HM6042 (Hameg) 

*  Multimeters 34401A (Hewlett Packard)
*  Multimeters 974A (Hewlett Packard) (for mobile service) 
*  Multimeters 34401A (Agilent)
*  Multimeters 3136A (Escort) (for monitoring production) 
*  Measuring shunt 34330A (Hewlett Packard)
*  LCR / transformer measuring device 4263A (Hewlett Packard)
*  Components adapters 16047A, 16089B, 16060A (Hewlett Packard)
*  NanoVolt- / MicroOhm- / temperature meter 34420A (Hewlett Packard)
*  High-performance universal counter 53131A (Hewlett Packard)

NF- / function arbitrary waveform generators 33120A (Hewlett Packard)
*  NF-signal balancing box SYMM48A (WBE)
*  HF- / RF signal generator E4420B (Hewlett Packard)
*  Modulation-domain / jitter analyzer 53310A (Hewlett Packard)

*  Spectrum analyzer 8594EM with tracking generator (Hewlett Packard)
*  Active probes 41800A and 85024A (Hewlett Packard)
*  Magnetic field probes 11940A und 11941A (Hewlett Packard)
*  Magnetic field probe preamplifier 8447F (Hewlett Packard)
*  LISN (line impedance stabilisation network) 11967D (Hewlett Packard)
*  Transient limiter 11947A (Hewlett Packard)

*  Burst generator SFT4000 (Schlöder)
*  Surge- / combination wave generator CWG500 (Schlöder)
ESD generator SESD200 (Schlöder)
*  Voltage interruption simulator VIS700 (Schlöder) 
*  Precision power meters CLM1000 professional (Christ)

*  AC laboratory power supplies 3050B (Elektro-Automatk)
*  Isolated rotary transformers STT-2000B-4.5 (Elektro-Automatk) 
*  AC laboratory power supply 6813B (Agilent) (4-quadrants-amplifier) 
*  DC laboratory power supplies 6552A and 6554A (Hewlett Packard)
*  DC laboratory power supplies E3645A (Agilent) 
*  DC laboratory power supplies PSM-2010 and PSM-6003 (GW Instek) 
*  High voltage power supplies LNG 350-06 (Heinzinger) 

*  Measuring microphone 4191 with preamp 2669 (Brüel & Kjær)
*  Conditioning amplifier Nexus 2690 (Brüel & Kjær)
*  Sound level calibrator 4231 (Brüel & Kjær)
*  Loudspeaker measuring system MLSSA (DRA Laboratories)

*  Loudspeaker measuring system CLIO 12 (Audiomatica)





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