531
Common name: Astatic 531
Production Status: Discontinued / Vintage
The 531 is a high impedance ceramic microphone for communication applications. It features a press-to-talk DPDT spring return switch. It can be mounted on vertical or orizontal surface.
Electrical Characteristics
Frequency Response
150Hz - 3.5 kHz
Output Sensitivity
31.6 mV/Pa
Max SPL
Max SPL, THD:
Self Noise (CCIR)
dB
Self Noise (DIN/IEC)
dB-A
Output Impedance
-
Recommended Load
100000kΩ
Powering
Supply Current
mA
Alternative Powering
Switchable Options
Pad
Filter/EQ
Physical Characteristics
Connector
4-pin
Connector notes
Available Colours
Weight
205.3 g
Length
85.72 mm
Min diameter width
Max diameter
2.375 mm
Depth
33.33mm
Accessories
Included
Optional