T.E.M. A07B500S Manual - page 9
A07B500S manual
Pag. 9
2.4
CHARACTERISTICS IN STEREO
Signal inputs ------------------------------------------------------------------------------------------ Left or Right
Input impedance --------------------------------------------------------------------- 600
?
(balanced) or 10k
?
Unbalance rejection ----------------------------------------------------------------------------------------->40dB
Input level------------------------------------------------------------------------------------------- –6 to +12dBm
Pre-emphasis --------------------------------------------------------------------------------------------75 or 50
?
s
Audio frequency response (30Hz to 15KHz)--------------------------------------------------------- <0.15dB
Audio frequency response (19KHz to 100KHz) --------------------------------------------------------<40dB
Cross-talk between left and right channel --------------------------------------------------------------->50dB
Stereo separation between left and right channel ------------------------------------------------------->50dB
Distortion at frequency deviation of 75KHz ---------------------------------------------------------- <0.03%
Distortion at frequency deviation of 100KHz --------------------------------------------------------- <0.03%
Signal to noise referred at deviation of 75KHz --------------------------------------------------------->85dB
Suppression of 38KHz -------------------------------------------------------------------------------------->80dB
Spurious suppression outside band -------------------------------------------.in according to ETS 300-384
Pilot reference for RDS encoder (19 Khz out) ----------------------------------------------------------- 1Vpp
2.5
SCA CHARACTERISTICS
Input (SCA1, SCA2) --------------------------------------------------------------------------- BNC unbalanced
Input impedance --------------------------------------------------------------------------------------------- 10K
?
Frequency response (50KHz to 100KHz)---------------------------------------------------------------<0.1dB
Distortion -----------------------------------------------------------------------------------------------------<0.1%
Modulation capability ------------------------------------------------------------------------------------0 to 10%
2.6
READOUT ON LCD DISPLAY (40x4 characters)
Forward power resolution ------------------------------------------------------------------------------------- 1W
Reverse power resolution------------------------------------------------------------------------------------ 0.1W
Modulation resolution----------------------------------------------------------------------------------------1KHz
Unbalance power resolution -------------------------------------------------------------------------------- 0.1W
Power amplifier voltage resolution --------------------------------------------------------------------------- 1V
Power amplifier current resolution--------------------------------------------------------------------------0.1A
Heatsink temperature resolution------------------------------------------------------------------------------ 1°C
2.7
REMOTE CONTROL
COM1 (front panel)directly to PC or by GSM---------------------------------------------------------RS232
COM2 (rear panel)to power amplifier-------------------------------------------------------------------RS232
COM3 (rear panel)for N+1 system or RNE remote control------------------------------------------RS485
Personal computer software------------------------------------------- National Instruments LAB-VIEW ®
Transmission protocol( COM1and COM2)-----------------------------------------------AES-EBU SP 490