NX1 – 1 kW AM Transmitter: a solid state, modular, rack-mount 1 kW AM/DRM/HD broadcast transmitter built from four hot-pluggable 250 W RF power modules. 185 to 264 Vac single phase, 47 to 63 Hz. Type-N RF output.
The NX1 and NX2.5 bring Nautel's NX Series medium-wave platform to low-power AM, using a new 250 W RF power module as the building block.
- 1 kW rated (1.1 kW maximum), 530 to 1701 kHz
- Four front-accessible, hot-pluggable 250 W RF power modules for redundancy and on-air serviceability
- Single phase 185 to 264 Vac, 0.95 power factor, 78% typical efficiency at rated power; Titanium-grade 96%-efficient switching power supplies
- Analog AM (mono and AM stereo), HD Radio including MA3 all-digital, and DRM; six-phase direct digital modulation with digital precorrection
- Built-in RF instrumentation with spectrum and impedance measurement; HTML Advanced User Interface with SNMP and email notifications; Power Saving MDCL included
- 12 RU, 21 x 19 x 23 in (53.3 x 48.3 x 58.4 cm), 77 lb (54 lb without power modules and power supply)
- Options: standby exciter, redundant power modules and dual exciter configuration
Specifications are from Nautel's preliminary NX Low Power spec sheet (Issue 1.0, April 2026) and are subject to change.
Nautel part number NX1.
Nautel NX1 - 1 kW AM/DRM/HD transmitter, single phase
SKU: NX1
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