B23
L
25
Technical
data
Power supply:
Two AA alkaline or rechargeable batteries
Phantom voltage:
9 V (idle), 4 V (4.2 kOhm)
Power consumption:
40 mA @ 3 VDC
Lifespan of the batteries:
30 - 50 h depends on battery capacity
Input channels:
Two mini XLR inputs
Max. input level:
0 dBV
Input impedance:
5 kOhms
Max. input attenuation LINE:
50 dB +/- 1 dB (volume control position 0)
Min. input attenuation LINE:
0 dB +/- 1 dB (volume control position 10)
Max. input attenuation MIC:
37 dB +/- 2 dB (volume control position 0)
Max. MIC amplification:
30 dB +/- 2 dB (volume control position 10)
Output channel:
A 3.5 mm stereo output jack (max. 55 VDC)
Max. output level
Stereo LINE:
0 dBV +/- 1 dB @ 1 KHz < 0.1 %
Stereo MIC (+ 30 dB):
0 dBV +/- 1 dB @ 1 KHz < 1 %
Output impedance:
200 ohms unbalanced
Gain LINE:
0 dB +/- 1 dB
Gain MIC:
30 dB +/- 2 dB
Noise LINE (Mono & Stereo):
< 5 uV (A)
Noise MIC (Mono & Stereo):
< 22 uV (A)
Frequency range:
20 Hz - 20 kHz
Temperature range:
-10 °C – 60 °C (14 °F – 140 °F)
Dimensions (W x D x H)
89 x 70 x 26 mm (3.5 x 2.75 x 1.02 in)
Weight including batteries:
115 g (4.05 oz)
This product conforms to the standards listed in the Declaration of Conformity. To view
a copy of the Declaration of Conformity for this product, visit http://www.akg.com or
contact [email protected].
6
Technical data
