Package Light 1000W FM stereo transmitter complete set include the 1000W FM transmitter, dipole antenna, 30meters coaxial cable. It is a professional FM transmitter complete package kit for radio station broadcasting.
1000W Light FM Stereo Transmitter Overview
This 1000W/LIGHT stereo FM radio transmitter is an integrated high-quality FM transmitter that stereo-encodes the input left and right channel audio signals and adjusts the FM modulation to the broadcast band, then RF amplify to the 1000W output power for wireless broadcasting. The transmitter adopts the most advanced software radio technology to achieve the international leading level of product performance indicators.
With a new large-scale field-programmable gate array (FPGA) and direct digital frequency synthesis (DDS) technology at up to 5G, the product achieves the highest technical specifications in the industry to date, providing listeners with a CD-like sound experience.
The product consists of audio interface unit, digital processing and frequency modulation unit, RF power amplifier unit, human-machine interface unit, communication interface unit, clock synchronization unit and power supply unit. The transmitter is installed in a 19-inch 2U standard chassis, intensive design, small size and light weight. The whole transmitter is designed with high reliability, which makes the product run continuously and stably for a long time.
Product technology has the following technical features:
• Full process digital processing to achieve a perfect auditory effect of CD-like sound quality
• Full-scale digital processing with large-scale field-programmable gate array (FPGA) technology
• Direct digital frequency synthesis (DDS) technology at speeds up to 5G to peak transmitter specifications
• High reliability microprocessor (ARM) technology as the primary controller
• Support for multiple audio source inputs (transmitters can be automatically selected by priority):
◆ AES/EBU digital audio signal input (highest priority)
◆ Analog stereo analog audio signal input (2nd priority)
◆ MPX stereo composite signal input (3rd priority)
• Supports one RDS or SCA subcarrier input
• Upgradeable to FM synchronous broadcast transmitter
• Electronically controlled AGC controls output power zero drift
• Perfect over-current, over-voltage, over-temperature, over-power, standing wave ratio alarm and protection
• One-touch shuttle quick keyboard input
• Real-time display of operating parameters using OLED
• With TCP/IP, RS232 communication interface
• 19-inch standard chassis, height 2U
The Transmitter Block Diagram:
3. Technical specifications
Electrical Specifications:
1. Frequency Range 87MHz~108MHz
(other frequencies can be customized), stepping 10kHz
2. Carrier frequency tolerance ±200Hz
3. Output power 0~1000W continuously adjustable
4. Output power tolerance ±1dB
5. Output impedance 50Ω
6. RF output connector 7/16” or 7/8”
7. Residual wave radiation < -70dB
8. Parasitic amplitude modulation noise < -50dB
9. Pilot frequency deviation ±0.1Hz
10. 38KHz residual component in the S signal < -50dB
11. 100% modulation frequency offset ±75KHz
(maximum modulation frequency offset 112.5KHz)
12. Audio pre-emphasis 0μs/25μs/ 50μs/75μs optional
13. Signal-to-noise ratio ≥92dB (1kHz, 100% modulation)
14. Stereo separation ≥73dB (L → R, R → L)
15. Distortion ≤0.01% (30Hz ~ 15000Hz, 100% modulation)
16. Frequency response ±0.01dB (no emphasis, no de-emphasis);
±0.05dB (emphasis, de-emphasis)
17. Left and right channel level difference ≤0.01dB (100% modulation)
18. Analog audio input -12dBm ~ +8dBm
19. Analog audio input impedance 600Ω balance
20. AES input impedance 110Ω balance
21. AES input level 0.2~10Vpp
22. AES sampling rate 30kHz ~ 96kHz
23. RDS input impedance 10kΩ unbalance
24. RDS input level 0dBm
25. MPX input impedance 10kΩ unbalanced
26. MPX input level 1.0Vpp
27. Input audio Level Gain -15dB~+15dB Step 0.1dB
28. Heat dissipation method Forced convection
29. Power supply voltage 100VAC~265VAC/ 47Hz~63Hz
Physical Specifications:
30. Chassis standard 19″ inch
31. Chassis size 2U (width 484mm × height 88mm × depth 500mm)
32. Total weight 16Kg (including packaging)
33. Operating environment temperature -10 ° C ~ +45 ° C
34. Relative humidity <95%
35. Altitude <4500m
Dipole Antenna Overview
This is an omni-directional FM broadcast dipole antenna, which is made of aluminum treated with alodyne so this 2000W FM dipole antenna is light and resistant. All metal parts are electrically grounded, stainless steel screw.
Model:Dipole antenna
Frequency range: 87.5MHz ~ 108MHz
Input maximum standing wave ratio: ≤1.25
RF input power: ≤ 2000 W
RF input impedance: 50Ω
RF input connector: L16 N
Gain: 2dB
Net Size:250 x 50 x 800mm (without measuring handles and protrusions),
Weight:4KG
Coaxial Cable Overview
30meters 1/2″ coaxial cable with connectors
Complete Pakcage Include:
1pc 1000W 5G Light FM Radio Transmitter
1pc 2000W Dipole Antenna
1pc 30meters 1/2″ coaxial cable with connectors
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