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ATM75
Cardioid Condenser Headworn Microphone

ATM75 : Cardioid Condenser Headworn Microphone
ATM75
Click on a photo to view a larger image



  • Professional-quality vocal pickup with hands-free operation

  • Low-visibility headband provides stable, comfortable fit

  • Pivot-mounted flexible mic boom descends from left or right side

  • Belt-mounted power module operates on battery or phantom power

  • Cardioid polar pattern improves isolation of desired sound source

  • Also available as: ATM75cW – less power module; 55" (1.4 m) cable terminated with locking 4-pin connector for A-T UniPak™ wireless systems


 SPECIFICATIONS

 
ELEMENT Fixed-charge back plate, permanently polarized condenser

POLAR PATTERN Cardioid

FREQUENCY RESPONSE 100-13,000 Hz

LOW FREQUENCY ROLL-OFF 80 Hz, 18 dB/octave

OPEN CIRCUIT SENSITIVITY PHANTOM: -51 dB (2.8 mV) re 1V at 1 Pa
BATTERY: -53 dB (2.2 mV) re 1V at 1 Pa

IMPEDANCE PHANTOM: 200 ohms
BATTERY: 270 ohms

MAXIMUM INPUT SOUND LEVEL PHANTOM: 132 dB SPL, 1 kHz at 1% T.H.D.
BATTERY: 121 dB SPL, 1 kHz at 1% T.H.D.

DYNAMIC RANGE (typical) PHANTOM: 96 dB, 1 kHz at Max SPL
BATTERY: 85 dB, 1 kHz at Max SPL

SIGNAL-TO-NOISE RATIO 58 dB, 1 kHz at 1 Pa

PHANTOM POWER REQUIREMENTS 11-52V DC, 2 mA typical

BATTERY TYPE 1.5V AA/UM3

BATTERY CURRENT / LIFE 0.4 mA / 2000 hours typical (alkaline)

SWITCH Off, on-flat, on-roll-off

WEIGHT (MICROPHONE) 2.1 oz (60 g)

WEIGHT (POWER MODULE) 4.9 oz (139 g)

DIMENSIONS (MICROPHONE) 0.80" (20.4 mm) diameter

DIMENSIONS (POWER MODULE) 3.31" (84.0 mm) H x
2.48" (63.0 mm) W x
0.87" (22.0 mm) D

DIMENSIONS (HEADSET) 4.72" (120.0 mm) nominal at widest point,
3.17" (80.5 mm) flexible boom

OUTPUT CONNECTOR (POWER MODULE) Integral 3-pin XLRM-type

CABLE 4.6' (1.4 m) long (permanently attached to microphone), 0.11" (2.8 mm) diameter, 2-conductor shielded cable with TA3F-type connector

ACCESSORIES FURNISHED AT8531 power module; AT8439 clothing clip; AT8139L large windscreen; AT8139S small windscreen; battery

AUDIO-TECHNICA CASE STYLE M19



 SPECIFICATION GRAPHS

 
Click on the chart to view the larger image
  POLAR PATTERN POLAR PATTERN
  FREQUENCY RESPONSE FREQUENCY RESPONSE



Conditions
MODEL #
KEYWORD
ADVANCED SEARCH


Optional Windscreens / Mounts
View Line
Using Microphones


RESOURCES
ATM75 Specification Sheet PDF 101.50 KB
Artist Series Brochure PDF 4.31 M


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