Siel EXC-GT Series, Руководство пользователя и по обслуживанию

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EXC-GT – FM super-compact transmitter series
User’s manual – Page 50 of 98
14 T
ECHNICAL FEATURES
Frequency range ....................................................................................................................................................................87,5 ÷ 108 MHz
FM modulation ........................................................................................................................................ 75 KHz (adjustable) peak deviation
Mono........................................................................................................................................................................180kF3E
Stereo ......................................................................................................................................................................256kF3E
Audio/MPX input level ........................................................................................................................ -3,5 ÷ +12,5 dBm @ 75 KHz deviation
Audio input connectors................................................................................................................................................................. XLR female
Aux channel input level (RDS/SCA)
7,5 KHz deviation ...................................................................................................................................... -12,5 ÷ +3,5 dBm
2 KHz deviation ................................................................................................................................................ -24 ÷ -8 dBm
Aux channel input impedance ..........................................................................................................................................................10 KOhm
Modulation distortion
7,5 KHz deviation ............................................................................................................................. <0,05 %, 0,02% typical
2 KHz deviation .................................................................................................................................. <0,2 %, 0,05% typical
Mono S/N ratio
30 ÷ 20000 Hz .....................................................................................................................................>76 dB, 86 dB typical
CCIR ....................................................................................................................................................>75 dB, 81 dB typical
Stereo S/N ratio
30 ÷ 20000 Hz .....................................................................................................................................>72 dB, 77 dB typical
CCIR ....................................................................................................................................................>68 dB, 72 dB typical
Audio channels band width ....................................................................................................................................... 30 ÷ 15.000 Hz ±0,1 dB
Preemphasis time constant..................................................................................................................... selectable, 25/50/75 microseconds
Nominal RF output power ................................................................................................................. 25 ÷ 4.000 W depending on the model
Transmitter tuning steps............................................................................................................................................................... 10/100 KHz
Output power ALC stability......................................................................................................................................................................± 3%
Harmonics and spurious emissions .................................................................................................................................................< 80 dBc
RF output impedance......................................................................................................................................................................... 50 Ohm
RF input connector................................................................................................................................................................................N type
RF antenna output connector................................................................................................................................... depending on the model
RF sampler connector......................................................................................................................................................................BNC type
Power supply
Single
phase......................................................................................................................................230 V
AC
(185÷265 V
AC
)
Three phase (only some models and on demand) ........................................................................... 400 V
AC
(320÷460 V
AC
)
Total consumption.................................................................................................................................................... depending on the model
Operating temperature range............................................................................................ recomm. 0 ÷ 35 °C; extreme: – 10 ÷ + 55 °C max
Relative umidity...................................................................................................................................................... up to 95% not condensed
Dimensions .............................................................................................................................................................. depending on the model
Weight ...................................................................................................................................................................... depending on the model
The above details may undergo changes without prior notice