XPT/R2G
Pag.
3
2.4
CHARACTERISTICS IN STEREO
Signal inputs ---------------------------------------------------------------------------------------- Left or Right
Input impedance -------------------------------------------------------------------- 600
(balanced) or 10k
Unbalance rejection --------------------------------------------------------------------------------------- >40dB
Input level -------------------------------------------------------------------------------------------0 to +12dBm
Pre-emphasis -------------------------------------------------------------------------------------------75 or 50
s
Audio frequency response (40Hz 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 ---------------------------------------------------------- <0.05%
Distortion at frequency deviation of 100kHz--------------------------------------------------------- <0.05%
Signal to noise referred at deviation of 75kHz -------------------------------------------------------- >70dB
Suppression of 38KHz------------------------------------------------------------------------------------ >70dB
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 ---------------------------------------------------------------------------------- 0.1W
Modulation resolution -------------------------------------------------------------------------------------- 1kHz
Power amplifier voltage resolution -------------------------------------------------------------------------- 1V
Heatsink temperature resolution ---------------------------------------------------------------------------- 1°C
2.7
ALARMS
ALARMS OUT -------------------
one reed contact for
carrier enable
internal
power
supply
external
power
supply
lock detect
-3dB power down
modulation absence
SMS
sending
by
GSM
