RS4
3896 €Common name: BSA Microphones RS4
Production Status: In production
For the second RS-Series release BSA focuses on the distinctive forward midrange sound of Berlin: The RS4 can be built in the direction of either the U47 or M49B. Same as the RS2, all electronics are wired point-to-point using only the highest grade materials available. Its unique but classic looking body is manufactured from brass, with finishing in nickel, PVD and black chrome. Every unit is hadnd built to order in Switzerland, and can be customised according to customer preference. U47 or M49, fixed-bias circuit. Haun K47 capsule. Haufe BV8 or BV11 transformer. NOS vacuum tube. 10 year warranty.
Electrical Characteristics
Frequency Response
20Hz - 20 kHz
Output Sensitivity
mV/Pa
Max SPL
130
Max SPL, THD:
Self Noise (CCIR)
dB
Self Noise (DIN/IEC)
10 dB-A
Output Impedance
200Ω
Recommended Load
Powering
Proprietary unit
Supply Current
Heater 200 mA
Alternative Powering
Tube Model
EF732
Switchable Options
Pad
Filter/EQ
Physical Characteristics
Connector
7-pin
Connector notes
Available Colours
Black
Weight
850 g
Length
216 mm
Min diameter width
Max diameter
51 mm
Depth
Accessories
Included
RS-6120 power supply. Swivel stand mount.
Optional
Custom wood-box (optional). Thiersch M7 capsule (optional). Original K47 capsule (optional).