O.P.R. 251 Transistor
Common name: O.P.R. 251 Transistor
Production Status: In production
The O.P.R. 251 Transistor is a large diaphragm condenser microphone featuring an OP12-C capsule, modelled on the original brass CK-12 and a minimalist circuit with a transformer coupled, single transistor design with selected components.
Electrical Characteristics
Frequency Response
Hz - kHz
Output Sensitivity
mV/Pa
Max SPL
Max SPL, THD:
Self Noise (CCIR)
dB
Self Noise (DIN/IEC)
dB-A
Output Impedance
-
Recommended Load
Powering
Phantom 48 only
Supply Current
mA
Alternative Powering
Switchable Options
Pad
Filter/EQ
Physical Characteristics
Connector
XLR-3M
Connector notes
Available Colours
Weight
Length
Min diameter width
Max diameter
Depth
Accessories
Included
Optional