NX SERIES: HIGH POWER MEDIUM WAVE

100kW – 2000kW Digital/Analog Transmitters

NX800 800kW medium wave transmitter

With power outputs of 100 to 2000 kW, the NX Series sets a new standard for digital performance, rugged design and operational ease in the industry’s most compact enclosure. Add AM adaptive precorrection, 90% efficiency, available integrated DRM exciter/content server or HD Radio Exgine card plus an intuitive touch screen interface and the result is the most advanced medium wave transmitter available today.

NX100: 100kW

NX Series Display

NX Series Quick Specs

(100kW cabinet)

• 110 kW RF maximum output power
• 90% efficiency at 100kW typical
• One hour field tunable to any MW frequency
• 135% positive peak modulation at 100kW
• 1.5:1 VSWR threshold at 100kW, 100% modulation

40 RF power modules each with:

• Digital optimized linear design
• Integrated RF amplifier/modulator
• Microcontroller for protection and monitoring
• Short circuit protection
• Hot pluggable

Dual exciters and modulation encoders:

• Adaptive pre-correction
• 2.7 mega-samples/second Direct Digital Modulation
• Dynamic carrier control system included
• Integrated AM stereo
• Audio filtering with pre-emphasis and low pass
• Automatic changeover

Integral Digital Broadcast Support options:

• DRM 4.5/5/9/10/18/20 kHz and simulcast modes
• Integral DRM includes audio coding, SFN, MDI
• HD-Radio
• Two AES-EBU inputs supporting analog or digital I,Q inputs

Control and Monitoring:

• 17"/436mm LCD touch screen
• Web based remote access/control
• SNMP and contact closure remote
• Redundant back-up control interface
• Module level monitoring
• Power, Current, Voltage, RF Spectrum, RF Impedance, Modulation, Heat Sink, Fan RPM

• Voltage: 380/400V 3 phase or to customer specifications
• NX Series dimensions per 100kW cabinet:
  1.84m H x 0.96m W x 1.12m D
  72.5" H x 37.75" W x 44" D
  *plus an external transformer cabinet