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Dektec All-Standard All-Band Modulator for USB–3


The DTU-315 adapter is a USB-3 powered multi-standard modulator that is fully agile from 36 to 2150MHz. It provides support for VHF, UHF, and L-Band frequency ranges, covering all TV, CATV, and satellite modulation standards.

  • Pocket size modulator for all popular satellite, cable and terrestrial standards
  • Fully agile from 36 to 2150MHz, covering VHF, UHF and L-band
  • Modulation bandwidth up to 70MHz
  • Excellent signal quality through direct digital synthesis of the RF output signal
  • Single USB cable to the DTU-315 supplies power, data and control
  • Supports all constellations and modulation modes for each supported DTV standard
  • Digital channel simulartor option including multipath echo and AWGN insertion
  • F and BNC cable assemblies included
  • Use with DekTec’s StreamXpress for easy generation of RF test signals
  • Free Windows SDK (DTAPI) for writing your own custom application
  • 19” rack-mount kit available for easy integration in fxed setups
  • RF test generator in your R&D lab or factory for developing, qualifying or repairing any equipment with a DTV antenna input
  • Portable demo set for TV receivers, easy to carry to customer demos, trade shows, etc
  • TV transmission or distribution using modulated signals in shops, hotels, hospitals, etc.

RF connector : 75-Ω micro-BNC female
Frequency Range : 36 to 2150MHz
Bandwidth (max) : 70MHz I/Q
sample rate : 0.08 to 70Msps
RF level : -45 to -25dBm (0.5dB steps)
MER (typical) : >40dB
Phase noise : <-105dBc @ 10kHz
Spectral purity : >50dB
USB port : USB-3** USB
connector : Micro-B female
OS : Windows 7, 8/8.1, 10


ADTB-T, ATSC, ATSC-M/H*, CMMB*, DAB(+)*, DMBT/H*, DBV-C (QAM-A), DVB-C2*, DVB-S, DVB-S2, DVBS2X*, DVB-T, DVB-T2 single-PLP, DVB-T2*, I/Q samples*, ISDB-S*, ISDB-T*, QAM-B (J.83 Annex B), QAM-C, T-DMB*


DTU-315-SP: All-standard all-band modulator for USB- with StreamXpress player/test-generator software
DTU-315-GOLD: DTU-315 with all current and future modulation options
DTR-315-RACK: 1U 19”-rack mounting kit for holding up to 8x DTU-315