NTI Minilyzer ML1 + Minirator MR1 + MiniSPL microphone

Item Condition: USED

Price: 200.000 HUF + ÁFA

NTI-ML1 Minilyzer

Technical Data General Functions

Measurements - Frequency, Level-RMS, Level-Relative

- THD+N, vu+PPM

- Polarity Test, Signal Balance Error

- Sweep, Frequency Sweep, Time Sweep

- 1/3rd Octave Spectrum, Scope

Frequency

Range 10 Hz to 20 kHz

Resolution 4 digits

Accuracy ? 0.1 %

Level

Units dBu, dBV, VRMS

Resolution 3 digits (dB-scale) or 4 digits (V-scale)

Accuracy ? 0.5 % @ 1 kHz

Bandwidth 20 Hz to 20 kHz

Flatness ? 0.1 dB

THD+N (Total Harmonic Distortion + Noise)

Meas. Bandwidth 10 Hz to 20 kHz

Resolution 3 digits (dB-scale) or 4 digits (%-scale)

Residual THD+N balanced -85 dB @ -10 dBu to +20 dBu

unbalanced -74 dB @ 0 dBu to +14 dBu

vu+PPM (vu-Indicator and Peak Program Meter)

according to IEC 60268 and DIN 45406.

PPM Type I, IIa and Nordic.

Both meters with adjustable reference and with analog & numerical peak-hold readout.

Polarity Test (with MR1 test signal)

Positive / Negative detection through internal microphone or XLR/RCA connector. Checks polarity of tweeters, midrange-speakers, woofers, subwoofers and cables. Down to 10 dB S/N ratio of input signal

 

Technical Data Acoustic Functions

(firmware 2.00 or higher, applicable with MiniSPL only)

Measurements - Sound Pressure Level

- 1/3rd Octave Spectrum

Acoustical Functions

in accordance with IEC60651 and IEC 60804

* Instantaneous Sound Pressure Level (Lp)

* Maximum/Minimum Sound Pressure Level (Lmax/Lmin)

* Time Response selectable

* Weighting Filters

* Equivalent Continuous Sound Pressure Level (Leq)

* Pause- and Continue Function

Sound Pressure Level

Units dBSPL, dBLeq, dBLAeq, dBLCeq

Resolution 3 digits

Display Ranges 20 - 140 dBSPL in 3 bands 20 - 100 dBSPL

40 - 120 dBSPL

60 - 140 dBSPL

Bandwidth 20 Hz to 20 kHz

Flatness According to class 1

Time Response Selectable fast, slow, impuls

Weighting Filters Selectable A, C, linear,

X-Curve-1 (for 1/3rd octave spectrum only)

Integration Pause- and Continue Function

1/3rdOctave Spectrum

31 octave band display 20 Hz to 20 kHz

Sensitivity Selectable default value (MiniSPL),

calibration to external source,

editable sensitivity value

NTI MINIRATOR MR1 Analog Audio Generator

TECHNICAL SPECIFICATION

Outputs: Balanced XLR, unbalanced RCA,

Phantom power resistant

Waveforms: Sinusoidal, Square, White Noise, Pink Noise, Polarity

Frequency Range: 20 Hz - 20kHz in 31 steps (Sine)

20 Hz - 5 kHz in 25 steps (Square)

Frequency Sweep: 20 Hz ... 20kHz with sinusoidal signals

Sweep Speed: 0.05, 0.5, 1,2,3,4,5 sec.per step

Units: dBu, dBV, V selectable

Level Ranges: Waveform Range Inc

Sine, Square -76 dBu to +6 dBu 2 dBu

White Noise -78 dBV to + 4 dBV 2 dBV

Sweep 0.13 mV to 1.6 V ? 23%

Pol Test -76 dBu to + 4 dBu 2 dBu

-78 dBV to +2 dBV 2 dBV

0.13 mV to 1.25 V ? 23%

Pink Noise -56 dBu to -4 dBu 2 dBu

-58 dBV to 66 dBV 2 dBV

1.25 mV to 500 mV ? 23%

Flatness: ?0.5 dB

Accuracy: ?0.5 dB

THD+N -72 dB (0.025%) typical @ 6 dBu, 1 kHz

-55 dB (0.18%) @ 10 mV , 20Hz ? 20 kHz

White Noise 20Hz - 20 kHz, Crest factor = 2.12

Pink Noise 20 Hz - 20 kHz, Crest factor = 3.27

Output Inpedance 200 ohm balanced & unbalanced

Auto Power Off 10, 30, 60 minutes or OFF

Batteries 2 x 1.5 V Dry or NiCd type cell, LR 6, AA, AM3 types

Lifetime Typical battery lifetime 20 hours

Temp. Range 0° to +45 °C ( 32 °F to +113 °F)

Humidity 90 % R.H., non condensing

Dimensions 140 x 74 x 25 mm (5.5" x 2.9" x 1")

Weight 170 g (6 oz) including batteries

NTI Mini SPLMicrophone

TECHNICAL DATA MiniSPL

Microphone Type: 1/2", omni-directional, Pre-polarized condenser, Free field transducer

Sensitivity (20 ? 2) mV/Pa

(-34 ? 1) dBV/Pa @ 1 kHz, 20°C

+ 0.05 dB SPL/ °C, balanced out

Frequency Response acc. to IEC60651, Type 2,Tolerance curve is shown on individual calibration certificate

Peak Acoustic Input 130 dBSPL @ 1 kHz

Noise 32 dBSPL, A-weighted

Output Impedance 200 Ohm (XLR balanced)

Power Supply 1 x AA battery 1.5 V, battery lifetime typical 300 hrs,No phantom power supply, phantom power resistant

Dimensions ? 22 x 180 mm, ? 0.87" x 7"

Weight 100 g (3.5 oz) incl. Battery

Temperature 0° to m +45°C ( 32° to 113°F)

Humidity 90 % R.H., non condensing

Conforms to the Normative Standards

EMC-Directives: 89/336, 92/31, 93/68

Harmonized Standards: EN 61326-1

Kérdése van?

Hívjon: 06-30-2307529

Írjon: smt20086@gmail.com

Viletelné Markó Mária

 

Oldal: NTI Minilyzer ML1+Minirator MR1+Mini SPL microphoneIde írhatod a weboldalad új lapjának a címét
Méréstechnika - © 2008 - 2024 - smtmerestechnika.hupont.hu

A HuPont.hu ingyen weboldal szerkesztő mindig ingyenes. A weboldal itt: Ingyen weboldal

ÁSZF | Adatvédelmi Nyilatkozat