.jpg)
.gif)
.jpg)
Klik om te vergroten
|
Professional FM transmitter(Exciter) with CD-quality broadcasting. All digital technology executes analog FM broadcast. DSP(Digital Signal processor)+DDS(Direct Digital Synthesis frequency) . Advanced MCU control system+big size LCD displayer. Columnar dynamic display audio signal . Supporting AES/EBU standard digital audio input. 30W RF power output with AGC. 19 inches stainless steel cabinet,2U high.
FEATURES
Hearing similar to CD
All-digital technologies DSP+DDS
Built-in audio signal limiter
Analog and digital(AES/EBU) audio signal input directly.
AGC circuit to keep the Output Power stability.
Big LCD display all the parameters in real time.
Communication Interface by RS232 for remote
Five kinds of protections for the security
Stainless steel cabinet
Technical specifications:
|
Power voltage: |
90VAC~AC260V, 50Hz~60Hz |
|
Power efficeiency： |
≥60% |
|
Heat elimination mode： |
wind |
|
RF frequency range： |
87.00MHz～108MHz(other frequency can be ordered),step10KHz |
|
RF Output power： |
0~30W |
|
RF Output impedance： |
50Ω |
|
RF Output connector： |
N(female) |
|
Carrier frequency precision： |
±200Hz |
|
Harmonic suppression： |
＞65dB |
|
Parasitic amplitude modulation： |
＜-50dB |
|
Modulation frequency deviation： |
±75kHz（100%modulation） |
|
Audio pre-emphasis： |
0μs、50μs、70μs |
|
Level difference of right and left ： |
＜0.01 dB（100%modulation） |
|
Signal-to-Noise： |
75dB、1kHz（100%modulation） |
| Audio response |
±0.1dB，10Hz~15000MHz |
| Distortion |
＜0.1%，10 Hz ~15000 MHz |
| Stereo Separation |
55dB，10Hz~15000Hz |
| Pilot frequency |
19kHz±1Hz |
| Pilot frequency modulation |
8%~10% |
|
Analog audio input impedance |
600Ω,balance |
| Analog audio input level |
-15dBm～+15dBm,step0.01 dBm |
| Digital audio input impedance |
110Ω,balance |
| Digital audio input level |
0.2~10Vpp |
| Digital audio sample rate |
30kHz~96kHz |
 |
