ML1 NTI, ML1 Datasheet - Page 2

• Manufacturer Part Number: ML1
• Description: ANALOG AUDIO ANALYZER
• Manufacturer: NTI

Specifications of ML1

• Signal Generator Type: Analogue Audio Analyser
• Bandwidth: 20kHz
• External Height: 42mm
• External Width: 86mm
• External Depth: 140mm
• Lead Free Status / RoHS Status: na

1
For input levels >20 dBu (balanced) a 20 dB attenuator is available.
CONNECTIONS:
XLR balanced
RCA unbalanced
Microphone (for Polarity measurement only)
3.5mm jack (1/8” , suitable for all common headsets)
WAVEFORMS:
Sinusoidal, Square, White Noise, Pink Noise, Polarity Test
FREQUENCY RANGE
Resolution
Accuracy
SWEEPS:
Capabilities
Speed
Units (accuracy)
LEVEL RANGES
Sine, Square
White Noise
Sweep
Polarity Test
Pink Noise
Resolution
Bandwidth
Flatness
Accuracy
THD+N
Meas. Bandwidth
White Noise
Pink Noise
Output Impedance
Resolution
Residual THD+N
PEAK PROGRAM METER & vu INDICATOR
POLARITY CHECK
SIGNAL BALANCE
SCOPE
FILTERS
RESIDUAL NOISE
DISPLAY
TEMPERATURE RANGE:
0˚C TO 45˚C (32˚ TO 113˚F)
HUMIDITY:
<90% relative non-condensing
BATTERIES
AUTO POWER OFF
DIMENSIONS
WEIGHT
(INCLUDES BATTERIES)
(L x W x H)
1
2 x 1.5 V Dry or NiCd type cell, LR 6, AA, AM3 types
20 Hz - 20 kHz in 1/3 rd Octave steps (Sine)
140 mm x 74 mm x 25 mm (5.5” x 2.9” x 1”)
<-55 dB (0.18%) @ 10mV, 20 Hz - 20 kHz
-76 dBu to +4 dBu
-78 dBV to +2 dBV
-76dBu to +6 dBu
-78 dBV to +4 dBV
0.13 mV to 1.6 V
0.13 mV to 1.25 V
-56 dBu to -4 dBu
1.25 mV to 500 mV
-58 dBV to -6 dBV
<-72 dB (0.025%) typical @ 6 dBu, 1kHz
0.05, 0.5, 1, 2, 3, 4, 5 seconds per step
Range
TECHNICAL DATA
20 Hz - 20 kHz, Crest factor = 2.12
20 Hz - 20 kHz, Crest factor = 3.27
20 hrs continuous operation typical
dBu (±0.5), dBV (±1), V selectable
200 Ohm balanced & unbalanced
2 line LCD (16 characters p/line)
Minirator
20 Hz - 20 kHz for sine
20 Hz sawtooth signal
10, 30, 60 minutes
Generates all
170 g (6 oz)
2dB steps
±0.5 dB
±0.5 dB
X
X
X
X
®
MR1
Steps Inc
2 dBu
±23%
2 dBV
2 dBu
2 dBV
2 dBu
2 dBu
±23%
±23%
Nordic. Both meters with adjustable reference & with analog &
Positive/Negative detection through internal microphone or
XLR/RCA connector. For tweeters, midrange-speakers and
According to IEC 60268 and DIN 45406. PPM Type I IIa &
Frequency sweep, automatically or manually triggered;
3 digits (dB-scale); 4 digits (V-,%-scale or Hz, kHz)
163 mm x 86 mm x 42 mm (6.4” x 3.38” x 1.63”)
Indication range 0.0% to 100%. Deviation from
Parallel measurement of level, THD+N and
Line input RMS (upper measurement limit)
Graphic LCD 64 x 100 pixel, with backlight
unbalanced <-74 dB @ 0 dBu to +14 dBu
Linear A-weighting, C-message, Highpass
balanced <-85 dB @ -10 dBu to +20 dBu
Auto ranging, auto scaling, auto triggering
woofers down to 10 dB S/N input signal
3 digits (dB-scale) or 4 digits (%-scale)
3x AA package dry batteries (alkaline)
22 Hz/60 Hz, 400 Hz voice bandpass
16 hrs continuous operation typical
unbalanced +14 dBu(3.8 V RMS)
Time sweep, manually triggered
balanced +20dBu(7.75 V RMS)
numerical peak-hold readout.
frequency as function of time
300 g (10.5 oz) inc. batteries
<12µ V, XLR-input shorted
perfect balance in % or *1
Minilyzer
3, 10, 30, 60 minutes
±0.5 % @ 1 kHz
10 Hz to 20 kHz
See back page
10 Hz - 20 kHz
20 Hz - 20 kHz
dBu, dBV, V
Analyzes all
< ±0.1%
±0.1 dB
4 digits
X
X
X
X
X
®
RMS
ML1