Digital Headend Equipment and Fiber Optic Transport

Any HD Input to RF / IP or ASI

QuestTel products features the latest technology and our solutions are used worldwide.

QAM/DVB-C/ATSC/DVB-T/ISDB-T

Any HD Input to Optical Fiber

Our team focuses on providing cost-effective solutions to meet a variety of AV and Fiber Optic Transport applications.

Optical Fiber Transport

4K or 3G Signal Pattern Generators

QuestTel provides its unique technology to the professional video industry for integration into their product lineups.

3G-SDI/4KHDMI Analyzer


An international presence, local knowledge and a world of expertise

A Complete Turn-Key Solutions for Audio Video and Optical Transport, including HDTV Encoder Modulators, HD Video Converters, SDI Over Fiber, HDMI Over fiber, L-band Over Fiber and many other solutions. As an engineering-oriented company, which is located in Southern California QuestTel continues to design and develop ground-breaking video solutions and introduce radical innovations and technologies that are used by major companies. Our commitment to working diligently with our customers and partners and our engineering talent give's us the capacity to turn your dream specifications into a reality.


QUESTTEL

FEATURED PRODUCTS



  • CATV 4 mW RF Optical Transmitter 45-750/862/1003 MHz

    The QuestTel's 1310nm - 4mW direct modulated optical transmitter is the most important equipment to construct the CATV HFC network. It mainly used for the long distance optical fiber transmission of TV image signal, digital television signal, telephone voice signal and data (or compressed data) signal's.

    MORE DETAILS
    CATV 4 mW RF Optical Transmitter 45-750/862/1003 MHz
  • 2Ch HDMI QAM/ATSC/DVB-C Modulator with MPEG-2/H.264 Encoding and IPTV

    QuestTel's two Channel compact encoder modulators integrate MPEG-2/H.264 encoding chassis with high performance QAM/ATSC/DVB-C/DVB-T/ISDB-T modulator platform, which makes them a perferct solution for hdmi to QAM applications.

    MORE DETAILS
    2Ch HDMI QAM/ATSC/DVB-C Modulator with MPEG-2/H.264 Encoding and IPTV
  • L-Band RF over Fiber Link TX/RX

    Optical fiber provides a cost-effective solution for long cable runs in L-Band systems. The QuestTels L-Band over Fiber Optics System Transmitter and Receiver allows signals to be carried from an RF Satellite signals to a Satellite Receiver with minimal signal degradation.

    MORE DETAILS
    L-Band RF over Fiber Link TX/RX
  • 1 Channel SD/HD/3G-SDI Over Fiber Extender Kit with RS485 channel

    The L-1SDI-FE-3G-TX/RX is a SD/HD/3G-SDI over fiber transmitter and receiver extender kit. This unit provides optical transmission of one SD/HD/3G-SDI signal with embedded audio signal and has reversed RS485 data channel for camera control.

    MORE DETAILS
    1 Channel SD/HD/3G-SDI Over Fiber Extender Kit with RS485 channel
  • CATV RF Optical Receiver

    L-RF-MN-RX, the operating bandwidth of 47~862MHz, is a low power, high performance, cost-effective triple play, FTTH CATV optical receiver. Products with high sensitivity optical receiver tube and special low noise matching circuit.

    MORE DETAILS
    CATV RF Optical Receiver
  • 4 Channel HD-SDI Over Fiber Extender Kit with RS485 channel

    L-4SDI-FE-HD-TX/RX is a reliable high performance, 4-channel HD-SDI video over fiber transmitter and receiver extender solution, which provides real-time, loss-free HD-SDI transmission audio embedded) over a single optical fiber cable, bi-directional RS485 data channel, and optional audio/contact closure/RS422/RS232 data transmission.

    MORE DETAILS
    4 Channel HD-SDI Over Fiber Extender Kit with RS485 channel
  • 4 Ch SDI to ASI+IP MPEG-2 H.264 Encoder

    Stream HD Live Video over Internet using UDP/RTP/RTSP with SDI to IP+ASI Video Encoder with MPEG-2 H.264 video encoding and AC3 audio

    MORE DETAILS
    4 Ch SDI to ASI+IP MPEG-2 H.264 Encoder
  • 3G/HD/SD-SDI Pattern Generator

    SDI, HD-SDI, 3G-SDI Advanced Pattern Generator with multi-format and multi-pattern support. Provides a simple and effective way to calibrate and test SDI video.

    MORE DETAILS
    3G/HD/SD-SDI Pattern Generator
  • 1 Channel HDMI Over Fiber Transmitter and Receiver with IR pass back

    Fully compatible with HDCP QuestTel's solution includes Transmitter and Receiver for HDMI signal over fiber transport, it's also featured with IR back pass function which allows you to control your device remotely over single fiber.

    MORE DETAILS
    1 Channel HDMI Over Fiber Transmitter and Receiver with IR pass back