Broadcast 500W Digital FM Transmitter EL500D

Broadcast 500W Digital FM Transmitter EL500D

EL500D – 500W Digital Phase Locked Loop Programmable FM Exciter/Transmitter 87.5 – 108 MHz Range

500W FM broadcasting transmitters for Radio Station

• Built-In Stereo Generator, RDS Encoder and S/PDIF and AES/EBU for Digital Audio

• Instant front panel programmability through a large LED graphic display and user friendly Encoder Shuttle

• Built in Web server with Alarm monitoring via Email and Ethernet Connection

• Power level output from 0 to 500 W front panel or remotely

• Audio Levels and Modulation levels controlled through the front panel or Remotely

• Front panel USB port for easy PC connectivity

500W FM Digital Exciter

TECHNICAL SPECIFICATIONS

Rated Output Power: 0-500 W continuously variable (ALC)

RF Output Connector: “N” type female

RF Output Impedance: 50 ohm

Frequency Range: 87.5 ÷ 108 MHz

Emission Class: F3E

VCO Tuning: 25 MHz

Frequency Deviation: ±75KHz

Max Frequency Deviation: ± 200KHz

Frequency Stability: ± 2.5 ppm

Synthesizer Step: 10KHz or 100KHz selectable

Spurious Emission: < – 90 dB or better

Harmonic Emission: < – 75 dB

RF Testing Sampler:  BNC-F 0dBm

Stereo Separation: > 58 dB @ 1KHz

VSWR: 2:1 AT RATED OUTPUT – DYNAMIC PROTECTION NO-STOP SYSTEM

Distortion THD: < 0.1 % (TYP. 0.05%) @ 1KHz

Distortion IMD: < 0.1 % (TYP. 0.05%)

Base Band: 30 Hz ÷ 60 KHz  within   0.15 dB

Unweighted S/N Ratio: > 80 dB  (30Hz ÷ 15KHz  50 mS RMS)

Asyncronous AM S/N Ratio: > 60 dB Ref. 100% AM 400Hz

Syncronous AM S/N Ratio: > 55 dB with FM @ 75KHz @400Hz

Pre-Emphasis: 0, 50, 75 μS int. selectable

Rf Output Connector: N-F 50 Ohm

MPX Input Connecor: BNC-F  2 KOhm

Mono/Stereo Input Connector: XLR BALANCED 2kOhm

AES-EBU Connectors: BNC UNB. 75Ohm or XLR BALANCED 110Ohm

AES-EBU Sample Rate: 32,44.1,48,96 KHz SELF SETTING

RS485: N.02 RJ45

Ethernet: N.01 RJ45

Setting Port: FRONT PANEL USB STANDARD B

Audio Level Setting: 0.1 dB Step

Overall Efficiency: > 70% from 50% to rated output power

Power Supply and Consumption: 110 to 230vac 50÷60Hz ~ 430VA

Cooling: Forced air by brushless fan – Noise < 67dB front

Operating Temperature Range  14 to 113: °F  (-10 to 45 °C)

Dimensions: (483x88x410mm)

Weight: (11.5kg)

Model available in 1200W version

EL1200D – 1200 Watts Digital FM Transmitter

PLL Control, MOS-FET technology, Stereo & RDS, TCP/IP Control AES-EBU Inputs

EL600D FM Exciter Transmitter Digital, 600W

EL1200D FM Exciter Transmitter Digital, 1200W