FM Exciter EX-FM-35S / FM Transmitter RT-FMS-101 Datasheet
Operating frequency range 87.5 – 108 MHz, setting in 10 kHz steps
Frequency stability ≤ ± 50 Hz
RF output power 20/100W ± 1 dB, adjustable, ALC mode
Output connector N female, 50 ohm
Probe -30dB, directional coupler, BNC female
Hamonics supperession ≤ -70 dB
Spurious emission ≤ -70 dB
Residual AM ≤ 0.10% , synchronous
≤ 0.15% , asynchronous
S/N ratio mono ≤ -80 dB
stereo ≤ -75 dB
Pre-emphasis 50 μs ± 0.1 dB
Amplitude frequency response: stereo L-R ± 0.2 dB, 30 Hz – 15 kHz
AUX/RDS ± 0.1 dB, 30 Hz – 100 kHz
Total harmonic distortion (THD) ≤ 0.05%
Stereo separations ≤ -56 dB, 30 Hz – 15 kHz
≤ -65 dB @ 1 kHz
Pilot tone 19 kHz ± 0.5 Hz
Audio inputs L,R 0 ± 6 dB, XLR male, balanced , 600 ohm ± 10%
AUX/RDS input 0 ± 12 dB, > 2 kohm, BNC female
19 kHz output 1 Vpp, ≥ 2 kohm, BNC female
Control and settings All settings are available on the front panel
Protection automatically reduce RF output power if VSWR > 2
standby RF Output if:
• the PLL frequency synthesizer is unlocked
• heatsink temperature > 70 °C
• power supply overload
recover automatically after fault condition is removed
Temperature range +5 … +45 °C
Humidity 80% non condesing
AC power supply 220 Vac +10/-15% ; 50 ± 2 Hz
Power consumption 100/200 VA max
Cooling forced air
Dimension 1U 19” (44.4х482.6х405mm)
Weight 6.5 kg
Standard AES/EBU digital stereo audio interface available as option.
Input connector XLR male, balanced, 110 ohm
automatic switching between analogue and digital input
Audio data 24 bits
Sampling frequency 32, 44.1, 48, 96 kHz
Dynamic range 120 dB
Integrated IP RDC (Remote Device Control) unit provides full control over equipment (or group of equipment)
and additional features: control of all parameters related to operation, password protection, remote turn on/of, management of device history. The IP RDC unit allows integration into telemetry system or other supervisory systems.
Local network RS-485 interface, up to 14 devises
Ethernet connector RJ-45
Internet Protocol SNMP
Data communication HTTP
Web page contains the name of facility installation, description of the transmitters, device names and main parameters, device history.
RDS coder (Radio Data System) generates a high quality signal to full EBU/Cenelec specifications. The data signals are carried on a sub-carrier which is added to the stereo pilot-tone system.
RDS sub-carrier 57 kHz ± 2 Hz
Modulation DSB with suppressed carriers
Bandwidth ± 2.4 kHz
Carrier suppression ≤ -50dB
RDS data input RS-232 interface
Standard supported EBU/CENELEC Specification EN 50067
FM Manager generates detailed information about the transmitting station.
FORA Server , Init Coder – helper programs and data initialization.
Documentation content detailed user manual. Please, carefully read this manual before connecting the RDS encoder.
Dynamic PS automatically generates dynamic data, scrolls song tittle and any other information.
RDS Manager support remote control and settings.