Minirator - MR-PRO/MR2 - Technical Specification

45 Technical data9. Technical DataMR2 MR-PROOutputs Balanced XLR, unbalanced RCAphantom power resistantInputs DC power supply, USB DC power supply, USBXLR for cable testSignal Wave Forms Sine, Polarity Test Signal, Delay Test Signal, White Noise (crest factor, PAR* = 3.05 (9.7 dB)),Pink Noise (crest factor, PAR* = 4.5 (13.1 dB)), Gated Pink Noise (1 - 9 seconds), Wave File playback (MR-PRO)Wave File Format Sampling frequency:Resolution:Output level:48 kHz16 Bit, Mono / Stereo0 dBFS = 18 dBu (sine) acc. to EBU R68Frequency Setting Range:Increment:Accuracy:10 Hz to 20 kHzin 1 digit steps0.01%Stepped Sweep Function Frequency range:Increment: Sweep speed:freely selectable1/1, 1/3, 1/6, 1/12 octaveselectable 0.5 to 5 secondsContinuous Sweep (Chirp) Function Frequency range:Increment: Chirp speed:freely selectableLinear / Logarithmic1 to 99 seconds per cycleLevel Setting Units:Increment:dBu, dBV, V in 1 digit stepsdBu, dBV, V, dBFS, % in 1 digit steps (e.g. 0.1 dBu)Output Level Ranges Sine, Sweep, ChirpWhite NoisePink NoisePolarity, Delay Test–80 dBu to +8 dBu–80 dBu to +0 dBu–80 dBu to –2 dBu–80 dBu to +6 dBu–80 dBu to +18 dBu–80 dBu to +10 dBu–80 dBu to +8 dBu–80 dBu to +16 dBuFlatness RL = 600 Ohm ±0.5 dB ±0.2 dB @ 10 Hz to 12 kHz –0.1 dB / +0.3 dB @ 12 kHz to 20 kHz* PAR = peak-to-average ratio46 Technical dataMR2 MR-PROAccuracy @ 1kHz ±0.5 dB ±0.2 dBTHD+N 22 Hz to 22 kHz, average, @ 1 kHz, typical–90 dB (0.0032%) @ 8 dBu, Noise floor typ. 25 µV–96 dB (0.0016%) @ 18 dBu, Noise floor typ. 15 µVOutput Impedance 200 Ohm (balanced) 12.5 Ohm balanced, Imax = 10 mAImpedance Measurement Method:Meas. range:Accuracy:Absolute value Z4 Ohm to 50 kOhm balanced 2 Ohm to 25 kOhm unbalanced@ f = 30 Hz to 10 kHz (Sine)@ Level from –20 to +18 dBu±10 % or ±2 OhmPower Calculation Reference voltage 25 V, 35 V, 50 V, 70.7 V, 100 V, 140 V, 200 VPhantom Voltage Meas. range:Accuracy:0 to 54 V±3 % or ±0.5 VUSB Functionality Firmware update Firmware updateMass Storage DeviceFlash Memory 512 MByte for storing wave files and configurationsDisplay Graphical, with back lightAuto-Power-Off 10, 30, 60 minutes or OFFBatteries 3 x AA Alkaline dry cells or rechargeable equivalentsBattery Life 0 dBu, no load, typ. 14 hours 8 hoursTemperature Range 0° to 45° C (32° to 113° F)Humidity < 90% rel. humidity, non-condensingDimensions (LxWxH) 147 x 74 x 41 mm 152 x 81 x 43 mm (incl. protective shock jacket)Weight including Batteries 250 g (9 oz.) 310 g (11 oz.)