74-B
Primary use:
Polar patterns:
Common name: RCA 74-B
Production Status: Discontinued / Vintage
The 74-B is a “junior” bidirectional ribbon microphone feraturing Alnico magnets providing high sensitivity and high output level. It is ideal for public address and sound reinforcement applications. The 74-B has an integrated 30 ft shielded cable and is finished in wrinkled gun metal.
Electrical Characteristics
Frequency Response
50Hz - 10 kHz
Output Sensitivity
0.39 mV/Pa
Max SPL
Max SPL, THD:
Self Noise (CCIR)
dB
Self Noise (DIN/IEC)
dB-A
Output Impedance
250/16000Ω
Recommended Load
Powering
Supply Current
mA
Alternative Powering
Switchable Options
Pad
Filter/EQ
Physical Characteristics
Connector
XLR-3M
Connector notes
Available Colours
Wrinkled gun metal.
Weight
907.18 g
Length
174.62 mm
Min diameter width
Max diameter
66.67 mm
Depth
60.32mm
Accessories
Included
Optional
MI-4070 suspension mount.