Product Description
HP618F-1000W is a compact FM stereo broadcasting transmitters. 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 stations to transmit high quality FM radio programs.
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 can 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
Compact structure
Stainless steel cabinet
HP618F-1000W FM Transmitter DIAGRAM
Technical Specifications:
1. Frequency Range: 87.0MHz~108.0MHz
Setting step 10KHz
2. Output Power 0~1000W
3. Output power deviation <± 10%
4. Output power stability <± 3%
5. Output Load Impedance 50Ω
6. RF Output Interface 7/16"(female)/ 7/8" Flange
7. SFDR < -70dB
8. High Harmonic < -65dB
9. Residual Amplitude Modulation < -50dB
10. Carrier Frequency Precision ±200Hz
11. Analog Audio Input -12dBm~+8dBm
12. Audio Input Level Gain -15dB~+15dB, step 0.1dB
13. Audio Input Impedance 600Ω, Balance, XLR
14. AES / EBU input impedance 110Ω, Balance, XLR
15. AES / EBU input level 0.2 ~ 10Vpp
16. AES / EBU sample rate 30kHz ~ 96kHz
17. SCA Input Unbalance (optional) BNC connector
18. Pre-emphasis 0μS, 50μS, 75μS (optional)
19. Audio Response ±0.1dB (30Hz~15000Hz)
20. LR channel level difference <0.1dB (100% modulation)
21. Stereo Separation ≥50dB 30Hz ~ 15000Hz
22. Stereo S/N ratio ≥70dB 1KHz, 100% modulation
23. Distortion <0.1% 30Hz~15000Hz
24. Cooling mode Forced Convection
25. Temperature Range: -10ºC~+45ºC
26. Relative humidity <95%
27. Working Altitude <4500m
28. Power Consumption: 3300VA
29. Size 3U, 19-inch standard
730mm×540mm×220mm
30. Weight 32KG
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