sielco EXC1000GX fronte logo Sie

Sielco’s FM broadcast transmitter model EXC 1000GX model is the 1000W compact transmitter of the innovative GT family produced by Sielco. It is appreciated for it’s great efficiency and versatility due to three main reasons: light weight, compact size and low power consumption.

To buy an EXC 1000GX, as with any other model of the GT line, means to make a winning choice, to enjoy all the relevant advantages during all the life of the product and to save money: the lowest energy consumption during operation.

The Sielco EXC 1000GX FM broadcast transmitter is simple to set up: very easy to configure thanks to the intuitive human interface equipped with an elegant LCD graphic display, a multi-function jog control and only a few other control buttons.

The high flexibility of this compact transmitter can be increased through the use of options like: telemetry/remote control systems, ethernet connection with SNMP protocol, high quality stereo encoder, audio digital board in accordance with AES/EBU directive and RS232/485 serial port to enable an easier integration with other equipment.

The modern and attractive design of our GX series FM broadcast transmitters reflects the state-of-the-art technology of this trustworthy model that requires little maintenance and offers many years of service.

  • Digital control
  • Compact Chassis
  • Frequency Agile - User can select any channel from 87.6 MHz to 108MHz.
  • Auto Power Control - Output power is maintained at your selected level, both forward and reflected power are diplayed on the front panel.
  • Display -Blue coloredscreen provide easy viewing off all parameters under high ambient light.
  • Transmitter fulfils CCIR AND FCC standards.
  • Extensive transmitter protection minimizes system downtime.
  • Audio/mpx input level -3.5 ÷ 12.5 dBm adjustable
  • Adjustable at 10kHz steps
  • Pre-enphasis 50 ~s ±3% (0, 25, 50, 75 ~s selectable)
  • Audio/mpx input impedance 10k/600 ohm balanced
  • Deviation limiter from 0 to 7dB adjustable

Technical Data

  • Frequency range:from 87,5 to 108 MHz
  • Transmitter tuning steps:10/100 KHz
  • Frequency stability / error:± 250Hz over temperature range –100Hz/year
  • Modulation:FM - 75 KHz peak, adjustable (180KF3E/256KF8E)
  • Audio and Mpx input level:from -3,5 to +12,5 dBm @ 75 KHz deviation
  • Auxiliary input channel level:SCA - from -12,5 to +3,5 dBm @ 7,5 KHz deviation
  • RDS - from -24 to -8 dBm @ 2 KHz deviation
  • Modulation distortion:75 KHz dev. - <0.03%, 0.02% typical
  • S/N ratio, mono:30÷20000Hz - >76 dB, 83 typical
  • CCIR - >75 dB, 79 typical
  • S/N ratio, stereo:30÷20000Hz - >72 dB, 77 typical
  • CCIR - >68 dB, 72 typical
  • Audio channels frequency response:30÷15000 Hz - ±0.1 dB
  • MPX input frequency response:30÷100000 Hz - ±0.1 dB
  • Pre-emphasis time constant:0/50/75 μs selectable
  • Rated RF output power:500W (EXC500GX) / 1000W (EXC1000GX)
  • RF Driver power:6W/13W (RFB500/1000GX)
  • Output power ALC stability:±3%
  • Harmonic and spurious emissions:<70dB (harmonic), <80 dBc (spurious)
  • RF output connector:7/16”
  • Power supply:Single phase - 230 Vac +10/-15%
  • Three phase - N.A.
  • Total consumption at rated RF power:<1000W (EXC500GX)<1700W (EXC1000GX)
  • Efficiency:> 67% typical
  • Operative temperature range:suggested - from 0 to 35 °C
  • extreme - from -10 to +45°C (50°C max withderating)
  • Relative humidity:up to 95% not condensing
  • Dimensions (WxHxD):483x88x585 mm
  • Weight:12kg
BW Price Guarantee

(Subject to conditions)

sielco EXC1000GX fronte logo Sie $4,242.00
Sielco $341.00
Sielco $527.00
Sielco $365.00
Sielco $446.00

Tech Support

2-Year Warranty


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