23
Appendix A: Target Performance Specifications
Performance CSM 14 CSM 28
Number of Input Channels
4 8
Number of Output Channels
1 2
Line Output level
5.0V
rms
into 10kΩ
Input Sensitivity to obtain 5V
rms
to line out Mic Input: 3mV
rms
Line Input: 775 mV
rms
RCA Input: 300mV
rms
Frequency Response
20Hz - 20kHz, +/-1dB
Total Harmonic Distortion (THD)
(measured with 5V
rms
at output)
0.05% typical
Signal-to-Noise Ratio (Ref. 5V
rms
from
Output, mixer levels at min, master volume
at max, A-weighted)
>90dB
Input Impedance (nominal) Mic: 400 Ω
Line: 20KΩ (Balance)
RCA: 50KΩ
Phantom Power
+27VDC
Crosstalk (Ref. 5V
rms
from Output, Volume
at mid position, A-weighted, 1kHz)
>70 dB
Tone Controls (Bass and Treble non-
detented potentiometers on each channel)
Bass +/-10dB @ 100Hz
Treble +/-10dB @10KHz
Nominal AC Line Voltages
100-240V, 50/60 Hz
Operating Temperature/Humidity
0°C to 40°C @ 95% R.H. (non-condensing)
Storage Temperature
-20°C to 85°C
Dimensions & Weight
Net Weight (preliminary estimate)
4.3 lb
(2.0 kg)
7.5 lb
(3.4 kg)
Dimensions
Width: 8.6 in. (218.5 mm)
Depth: 11.9 in. (303.4 mm)
Height: 1.7 in. (43.3 mm)
Width: 17.2 in. (437 mm)
Depth: 11.9 in. (303.4 mm)
Height: 1.7 in. (43.3 mm)
Shipping Weight
6.9 lb
(3.1 kg)
10.8 lb
(4.9 kg)
Note: For AC power draw and thermal dissipation information, please visit our website. www.jblcommercialproducts.com
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