BK-11B
Common name: RCA BK-11B
Production Status: Discontinued / Vintage
The BK-11B is a bidirectional ribbon microphone for general purpose applications from indoor interviews to full orchestra pickup. A three position switch (M, V1, V2) allows the selection of different frequency ranges for voice and music. The BK-11B was designed to be used with the MA-06 desk stand but can also be used with other desk or floor stands with a standard 1/2′ thread. Includes 30 foot, three conductor, shielded unterminated cable.
Electrical Characteristics
Frequency Response
20Hz - 20 kHz
Output Sensitivity
1.58 mV/Pa
Max SPL
Max SPL, THD:
Self Noise (CCIR)
dB
Self Noise (DIN/IEC)
dB-A
Output Impedance
30/150/250Ω
Recommended Load
1kΩ
Powering
Supply Current
mA
Alternative Powering
Switchable Options
Pad
Filter/EQ
Physical Characteristics
Connector
Open ends
Connector notes
Available Colours
Low luster grey and stainless steel.
Weight
900 g
Length
200 mm
Min diameter width
Max diameter
60 mm
Depth
73mm
Accessories
Included
30 foot, three conductor, shielded unterminated cable.
Optional
KS-11A desk stand. Desk stand 91-D. Floor stand CS-1