22
11 Technical Specification
Technical Specification
Microphone and Headset Input
Gain Range:
+6dB to +69dB
Maximum Input Level:
-2dBu
Frequency Response:
±0.5dB 20Hz to 15kHz at MIC output Ref.
50dB gain @ 1kHz
Filter Bandwidth:
150Hz to 5500Hz
Headphone Output
Gain Range:
-80dB to +18dB
Maximum Output Level:
+18dBu
Frequency Response:
±1dB 20Hz to 15kHz
4-Wire and IFB Inputs
Maximum Input Level:
+18dBu
Frequency Response:
±1dB 20Hz to 15kHz
Talkback Output
Maximum Input Level:
+18dBu
Frequency Response:
±1dB 20Hz to 15kHz
Noise:
-85dB Average weighting
Loudspeaker
Power Output:
6W
Volume:
Mute to full volume via front panel
potentiometer
Dim Range:
Mute to full volume via front panel preset
potentiometer
Connections
Microphone:
XLR-3 pin female (electronically balanced)
Headphone:
¼ inch (6.35mm) stereo jack socket
Headset:
XLR-5 pin female (electronically balanced
input)
4-Wire Inputs:
8 x XLR-3 pin female (transformer
balanced)
IFB Inputs:
2 x XLR-3 pin female (transformer
balanced)
Talkback Outputs:
8 x XLR-3 pin male (transformer balanced)
Microphone Output:
XLR-3 pin male (electronically balanced)
Loudspeaker Output:
¼ inch (6.35mm) stereo jack socket
Remote Inputs:
15-way ‘D’-type socket
Remote Outputs:
15-way ‘D’-type socket
Ethernet:
RJ-45, 10/100Mbps
Telephone:
4 x RJ11 6/4 (2 x line, 2 x handset) CM-
TB8T only
Mains Input:
Universal filtered IEC, continuously rated
85-264VAC, 47-63Hz, 25W
Fuse Rating:
Anti-surge fuse 2A 20mm x 5mm
Equipment Type
CM-TB8:
8 channel talkback control unit
CM-TB8T:
Add-in card with 2 x telephone hybrids
CM-TB8G:
Add-in card with 2 x GSM lines
Physical Specification
Dimensions - Raw:
48cm (W) x 34.0cm (D) x 4.2cm (H) (1U)
Including Connectors:
19” (W) x 4.3” (D) x 1.7” (H) (1U)
Dimensions (Boxed):
57cm (W) x 52cm (D) x15cm (H)
22.4” (W) x 20.5” (D) x 5.9” (H)
Weight:
Nett: 5.54kg Gross: 6.5kg
Nett: 12.2lbs Gross: 14.3lbs
