User's Manual

22 Reciter Specifications TB8100 Specifications Manual
© Tait Electronics Ltd June 2004
Balanced Line Input
Input Level Range*
Impedance
*60% modulation at 1kHz
–20dBm to +10dBm
600Ω balanced
Unbalanced Line Input
Input Level Range
Impedance
0.3Vpp to 3Vpp
>10kΩ
Exciter Audio Section - Inputs (Continued)
Exciter Audio Section - Modulation Characteristics
Frequency Response*
*below limiting
flat or pre-emphasised**
**microphone input via control panel, balanced and
unbalanced line inputs via system interface PCB
Line and Microphone Inputs
Pre-emphasised Response
Bandwidth
Below Limiting
Flat Response
Bandwidth
Response
300Hz to 2.55kHz (NB)
300Hz to 3kHz (MB)*
300Hz to 3kHz (WB)
within +1, –3dB of a 6dB/octave pre-emphasis curve
(ref. 1kHz)
*H band only
Above Limiting Response within +1, –2dB of a flat response (ref. 1kHz)
Distortion <2%
Hum and Noise
Narrow Bandwidth
Mid Bandwidth**
Wide Bandwidth
**H band only
–50dB typical (ETSI)*
–50dB typical (ETSI)*
–55dB typical, 300Hz to 3kHz (ANSI/TIA)*
*up to 5dB degradation at extremes of switching range and
temperature
Balanced Audio Unbalanced Audio
67Hz to 2.55kHz (NB)
67Hz to 3kHz (MB)*
67Hz to 3kHz (WB)
within +1, –3dB of
output level at 1kHz
10Hz to 2.55kHz (NB)
10Hz to 3kHz (MB)*
10Hz to 3kHz (WB)
within +1, –1dB of
output level at 1kHz