Main Features
– Supports FM synchronous broadcasting.
– Complies with FM, CDR, DAB, and other FM broadcasting standards.
– Designed with a 19” 2U standard chassis.
– FM frequency band can be continuously adjusted via software.
– Power output is continuously adjustable via software.
– Incorporates the latest Ampleon LDMOS power amplifier technology.
– The power amplifier module features an efficient circuit design, achieving over 30% machine efficiency under optimal RF conditions.
– Supports MONO, STEREO, MPX, AES/EBU, and SCA/RDS signal inputs.
– Supports RDS and SCA subcarrier signal inputs.
– Utilizes an efficient, wide-voltage, modular imported switching power supply.
– Equipped with high-speed, low-noise axial flow fans.
– Automatically implements alarm and protection functions for overcurrent, over/under voltage, overtemperature, overload, and VSWR conditions.
– Based on an ARM embedded processor with an LCD display, providing a visual GUI for intuitive human-machine interaction.
– Offers various priority switch-on and timing switch-on modes for versatile transmitter management.
– Supports mainstream network management interfaces and communication protocols.
Technical Specifications
L/R Input |
Physical interface | XLR female |
Number | 2 (1x R &1 x L) |
Impedance | 10k or 600Ω balance |
Input level | -13 to +13dBu |
MPX Input |
Physical interface | BNC female |
Number | 1 |
Impedance | 10k or 50Ω unbalanced |
Input level | -13 to +13 dBu |
SCA/RDS Input |
Physical interface | BNC female |
Number | 2 |
Impedance | 10kΩ unbalanced |
Subcarier level | -17 to -40dBu |
AES/EBU Input |
Physical interface | XLR female |
Number | 1 |
Impedance | 110Ω balance |
Input level | -60dBfs～0dBfs |
RF Output |
Physical interface | N type female |
Number | 1 |
Impedance | 50Ω |
Frequency range | 87.5 - 108MHz |
Rated output power | 47dBm (50W) |
Modulation type | Mono, Stereo, Multiplex |
Carrier Tolerance | ±100Hz |
Residual Radiation | < -70 dB(L&R) |
Parasitic AM Noise | < -50 dB |
Distortion | < 0.05% |
SNR | ≥ 85 dB |
Frequency Response | ±0.01dB (No emphasis, No de-emphasis) ±0.05dB (Emphasis, De-emphasis) |
Stereo Resolution | ≥ 70dB(30Hz～15kHz) |
Level Difference | < 0.05dB(L&R) |
Pilot Frequency Offset | ±1Hz |
Residual Component | < -60 dB@38KHz |
Frequency Offset | MAX ±75KHz |
Pre-emphasis mode | 0/50/75uS |
RF Monitor Output |
Physical interface | BNC female |
Number | 1 |
Impedance | 50Ω |
Output Level | Approx. -47dB |
Serial Interface |
Physical interface | DB-9M |
Number | 1 |
Interface standard | RS485 Half Duplex |
Management |
|
Port | 10/100 Base-T Ethernet |
Number | 1 |
Physical interface | RJ45 |
Protocol | Web/SNMP |
Power |
Input voltage | AC 220V±20%, 50Hz±10% |
Power consumption | Max 150W |
Environment |
Working temperature | -20℃～50℃ |
Working humidity | 10 - 95%(non-condensing) |
Atmospheric Pressure | 86kPa - 106kPa |
Physical |
Dimension (HxWx D) | 88×483×394 mm |
Weight | ≤ 15Kg |
Cooling | Forced, with internal fan
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