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Manufacturer Dektec
Part Number DTA-112

Availability: In stock.

Ex. VAT: £1,000.00 Inc. VAT: £1,200.00
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Short Description

ATSC/QAM/DVB-T Modulator with VHF/UHF Upconverter for PCI Bus

  • Cost-effective variant of DTA-115 with 75-Ω F main output and support for ATSC, QAM-A/B/C and DVB-T
  • All-channel upconverter 47 .. 862MHz covering entire VHF and UHF band
  • Output amplifier with programmable 0 .. 31.5dB attenuator in 0.5dB steps
  • Supports all constellations and modulation modes for each supported standard
  • Bi-directional DVB-ASI port
  • Monitor output for direct connection to the antenna input of a digital receiver
  • Programming interface (DTAPI) is fully compatible with other DekTec digital-video output adapters
  • PCI rev 2.2, 32 bit, 33 or 66 MHz bus
  • Driving set-top or handheld receivers for demos, at shows, in electronics stores, for software development, repair, production testing or performance testing
  • Signal validation: check out whether your receivers can handle a new transport stream
  • Create your custom application with direct RF output

PC Requirments

  • P4@2GHz minimum, or equivalent AMD
  • Core 2@2GHz minimum for DVB-T and channel modelling
  • 512 MB RAM minimum
  • SDK for Windows-2000/XP/2003/Vista and Linux

Key Attributes

Parameter Value
 Frequency range        47 .. 862MHz ±1ppm
 Bandwidth  5.0 .. 8.0MHz
 MER (OFDM)  ≈40dB
 Main output  
 Connector  75-Ω F female
 Return loss  ≥15dB (47 .. 862MHz)      
 Level (QAM)  -31.5 .. 0dBm ±2dB
 Level (OFDM)  -34.5 .. -3dBm ±2dB
 Phase noise  <-90dBc @ 10kHz
 Spectral purity  >50dB (47 .. 862MHz
 Monitor output  
 Connector  75-Ω F female
 Return loss  ≥15dB (47 .. 862MHz)
 Level (QAM)  -27.5dBm ±3dB
 Level (OFDM)  -30.5dBm ±3dB
 Connector  75-Ω BNC
Return loss ≥15dB (5 .. 270MHz
PCI compliancy r2.2, 32-bit, 33/66MHz

Modulation Standards

Modulation Standard
DVB-C EN 300 429
DVB-T / DVB-H          EN 300 744
QAM J.83 Annex A/B/C



  • Value added - 35 years of excellence
  1. Advice - Our qualified and experienced sales team provide advice based on their many years of experience within the video industry.
  2. Free Support - Our trained support experts provide you with 12 months free telephone support on your purchased product. Our support line is a standard local number, not a premium rate call.
  3. Quick Dispatch - 95% of online orders are dispatched within one working day. All orders are dispatched by insured next-working-day delivery services.
  4. Returns Service - Unlike many resellers, OneVideo will deal with returns on your behalf should your product develop a fault.
  5. Customer Services - Our prompt and courteous customer support staff are on hand to help with any queries.
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