显示标签为“fm broadcast transmitter”的博文。显示所有博文
显示标签为“fm broadcast transmitter”的博文。显示所有博文

2012年11月7日星期三

80W 2U FSN-801 Professional FM Broadcast Radio Transmitter 87.5-108 MHz cover 5KM-15KM


80W 2U FSN-801 Professionalradio broadcast equipment87.5-108 MHz
The  is an ultra compact size 87.5-108 MHz 80W best fm transmitter , high efficiency, fully solid state FM-modulated transmitter of 150W rated power. With advanced self protection and full digital front panel control features, advanced fm broadcast transmitter Technology.
Features:
-Frequency range: 87.5-108 MHz, 10 KHz/Step
-Modulation: FM, ±75 KHz peak deviation
-Frequency stability: <±100 Hz
-RF output power: 0 to 80W ±0.5 dB
-Max reflected power: 5 W
-Harmonic suppression: <-65 dBC
-RF output impedance: 50 Ω
-RF output connector: N type -female
-Audio/MPX input level: -10 to +13 dBm @±75 KHz deviation
-Audio/MPX input impedance: 10 KΩ / 600 Ω, Balanced / unbalanced
-Audio input connector: XLR-female
-AUX / MPX input level: -10 to +13 dBm @±75 KHz deviation
-AUX channel input impedance: 10 KΩ
-MPX and AUX input connector: BNC-female
-Pre-emphasis: 0 / 50 / 75 us
-S/N ratio Mono: >73 dB (20 to 20 KHz)
-S/N ratio Stereo: >68 dB (20 to 15 KHz)
-Distortion: <0.05% THD @± 75 KHz dev.
<0.2% THD @± 150 KHz dev. (limiter threshold > 150 KHz)
-Stereo crosstalk: >60 dB (100 to 5 KHz)
>50 dB (20 to 15 KHz) int. MPX encoder
>60 dB with ext. MPX encoder
-Audio channel frequency response: 20 to 15 KHz ± 0.15 dB
-MPX input frequency response: 10 to 100 KHz ± 0.15 dB
-AUX input frequency response: 10 to 100 KHz ± 0.15 dB
-Mains power supply requirements: 90~264VAC; 127~370VDC, Full range universal input
-Operating temperature range: -10 to 45 ℃
-Weight: 10 Kg
General features:

- Professional stereo sound with excellent separation
- Standard 19″ 2H rack, clean design and high quality manufacturing
- Low distortion and good Signal/Noise ratio
- Modular construction, internal boards can be replaced one by one
- Built-in CPU system for controlling and monitoring
- Advanced TEMP protection – SWR protection
- In our opinion the best quality/price ratio possible.




2012年10月30日星期二

3KW FM Transmitter 8U Compact Size Broadcasting Equipment


3KW fm radio transmitter 8U Compact Size Broadcasting Equipment
This is a compact 8U size FM stereo broadcasting equipment.
The advanced digital technologies, Digital Signal Processor (DSP)
and Digital Direct Synthesizer (DDS), are used in the transmitters to 
get little size , high performance and high reliability .They are widely
used 
for professional radio station to transmit high quality radio broadcast equipmentradio
programs.

Features,

*  Hearing similar to CD
*  All-digital technologies DSP+DDS
*  Build-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 Interferface by RS232 for remote
*  Five kinds of protections for the security
*  Stainless steel cabinet
*  Easy to upgrade to synchronized transmitter
*  Compact structure
SPECIFICATIONS 
1.Frequency Range:                       87.0MHz~108.0MHz 
2.Frequency Setting step:               10KHz 
3.Carrier Frequency precision:        ±200Hz 
4.Residual Wave Radiation:            ≥67dBc 
5. Audio Input Impedance:               600Ω, Balance (for analog) 
110Ω, Balance (for digital AES/EBU) 
6.Stereo Separation:                          50dB(30Hz~15KHz) 
7.Audio Input Level:                         ±10dBm,step 0.01dB 
8.S/N:                                            ≥75dB(30H~15kHz,100%) 
9.Audio Harmonic Distortion:            <0.1% 
10.Audio response:                          ±0.1dB(30Hz~15KHz) 
11.Output Load Impedance:             50Ω 
12.Output Power:                             0~3000W 
13.Pre-emphasis:                           0μS,50μS,75μS 
14.Deviation:                                   ±75kHz 
15.Pilot Frequency:                          19 kHz±1Hz Pilot Signal Modulation: 8%~10% 
16.Sub-carrier Suppression:            ≥65dB 
17.RF Output Interface:                    7/8'Flange 
18.Size:                             1300mmx700mmx550mm 
19.Weight:                           60KG