NT-INSTRUMENTS MINILYZER analog audio analyzer/audio meter

Minilyzer ML1 is the state-of-the-art analog audio meter that fits
into the palm of your hand.
It provides you with a comprehensive set of functions essential
for the analysis of professional audio systems.The powerful Minilyzer
continuously measures the audio signal and displays the desired
results with all complementary information on an illuminated hi-res
graphical LC-Display.
The Minilyzer and the MiniSPL form a comprehensive integrating
sound level meter.
MiniLINK, the USB interface for the Minilyzer allows documentation
and data acquisition of all ML1 functions in conjunction with the easy
to use MiniLINK PC application. MiniLINK supports online data logging
up to several days.
Product-details

Measurement functions:
Level RMS, Relative
Sound Pressure Level
Distortion Analyzer (THD+N), k2 - k5 harmonics
VU & PPM Meter
Speaker Polarity Test(for all speaker types)
Signal Balance Error
Frequency-/Time-Sweep Recording
1/3rd Octave Spectrum RMS & SPL
Scope

RS232 Digital Sound Level Meter 8921/8922

•  Deluxe super large LCD display w/ affordable price
•  Meet IEC60651, type2 class standard
•  Unique background noise absorber
•  Features w/digital display and analog bar graph
•  Professional and rigid design
•  Auto / manual ranging ,6 measurement ranges in 10 steps
•  Max hold
•  Record max / min
•  Fast / Slow response mode is selectable
•  A /C weighting is selectable
•  Easy to calibrate by standard calibrator
•  AC/DC analog output
•  Tripod mountable
•  Backlight function to use in dark area (8922only)

SPECIFICATIONS

Measure range         A weight: 30dB~130dB

C weight: 35dB~130dB

Digital display (6 ranges)          30~80, 40~90, 50~100, 60~110, 70-120, 80-130dB

Digital display resolution           0.1dB

Digital updating time                 160mS

Quasi-analog bar (6 ranges)      30~80, 40~90, 50~100, 60~110, 70-120, 80-130dB

Quasi-analog bar resolution       1dB

Bar updating time                      40mS

Accuracy at 94dB, 1KHz           +/-1.5dB

Analog output Microphone         AC 0.707Vrms(at full scale); DC 10mV/dB

                                                Dia.6mm electric condenser microphone

Frequency range                      31.5Hz~8KHz

Battery life time                        30 hours typical

Windscreen LCD                       YES

size (mm)                                 42(H)x62(W)

Operating temp.                                    0~50oC

Operating RH%                        Humidity

Storage temp.                           -20~50oC

Storage RH%                           Humidity

Dimension(mm) Weight             254x77x37

Battery                                     9V battery x 1pc or 9VDC adaptor

Standard Package                    Meter/Battery/Manual/carry case

Optional Accessory                   Computer connection software kit

• DIGITAL DISPLAY WITH ANALOG GRAPH!
• BACKGROUND NOISE ABSORBER !
• BACKLIGHT FOR DARK AREA OPERATION!
• MAX / MIN RECORD, MAX HOLD !
• RS232 INTERFACE !
• MEETS IEC 651, TYPE 2 CLASS !

MINIRATOR  Φορητή γεννήτρια σήματος audio 
 
Πολύ μικρού μεγέθους, τροφοδοτούμενη με μπαταρίες γεννήτρια audio χειρός,
ικανή για να παρέχει κοινό έλεγχο σήματος για χρήση σε audio testing,
ελέγχους εγκατάστασης, επισκευές, και για ευθυγράμμιση συστημάτων PA.
Απευθύνεται σε μικρού, μεσαίου, και μεγάλου μεγέθους studio ηχογραφήσεων,
film studios, οργανισμούς broadcast, εργαστήρια επισκευής καταναλωτικών
συσκευών audio / video, παροχείς τηλεπικοινωνιακών υπηρεσιών, κατασκευαστές
τηλεπικοινωνιακού εξοπλισμού, εταιρείες radio / TV broadcast, κατασκευαστές
ηλεκτρονικού εξοπλισμού, OEM κατασκευαστές κλπ. Παρέχει σήματα ημιτονοειδή,
τετραγωνικά, ροζ θορύβου και ελέγχου φάσης. Διαθέσιμο εύρος συχνοτήτων και
πλάτους 210 - 20.000 Hz & 100 μV - 2V αντίστοιχα.

Digital Sound 8928 SPL Meter with Built-In Measurement Mic - calibrated from 300Hz to 8kHz (+/-2dB), 4 control zones in 10dB steps (40-130dB), large LCD display, peak-hold, fast/slow display modes, includes 9V battery.

A superbly designed easy to use sound level meter with features normally only found on more expensive instruments. It has an electret condenser microphone giving virtually instant readings updated every 0.5 seconds on an extra large LCD display.

• 4 measuring ranges, 40 to 70dB, 60 to 90dB, 80 to 110dB or 100 to 130dB
• 0.1dB resolution updated every 0.5 seconds
• Auto ranging or manual range selection
• ʽAʼ & ʽCʼ frequency weighting
• Fast or slow response filters
• 42mm LCD display with quasi-analogue bargraph and function Indicators
• Bargraph in 1dB steps updated every 40ms
• Max hold function to display the highest recorded value
• Min/max memory since power on or last reset
• Low battery indicator
• Auto power off
• Analogue output AC: 0.707 Vrms (at full scale)
• Supplied with battery

MINI SPL  
1/2" μικρόφωνο μετρήσεων ακρίβειας για χρήση με το minilyzer

• Input: 2 x XLR/f balanced
• Nominal impedance: 200 Ω
• Output 1 x XLR/m balanced
• Load impedance >200 Ω
• Symmetrically decoupled through resistors
• Total ohmic value: 200 ohms
• Typical attenuation: 6 dB
• Housing: metal casing 110 x 73 x 42 mm