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Gefen

Gefen EXT-DVI-EDIDN DVI Detective N Repeater

SKU CH-D6DB-41DG9

Stores EDID data from any DVI display and presents a virtual EDID to keep the source active when the monitor is switched away, supporting resolutions up to 1920x1200.

  • Extender & Repeater TypeVideo Capture & Editing
  • SpecificationMaximum Pixel Clock: 2x 165 MHz Video Input Connector: (1) D
  • FeatureQuick and easy way to store EDID information from any DVI di
  • Dimensions2.6" W x 1.8" D x 1.2" H
  • Weight1 lbs.
  • Package Content1 x DVI Detective N 1 x 1 ft. Dual-Link DVI Cable (M-M) 1 x
  • Stores display EDID data for reliable reconnection
  • Virtual EDID keeps monitor active when source is switched
  • Supports resolutions up to 1920x1200, 2K, and 3840x2400
  • EDID write-protection switch prevents accidental overwrite
  • Operates without power after initial programming

DVI Detective N EDID Repeater

The Gefen EXT-DVI-EDIDN stores EDID data from any DVI display and presents a virtual EDID to the source. This keeps the graphics output active when the monitor is switched away or disconnected. It is built for integrators and IT teams who need stable video handshakes in professional A/V installations.

Compact DVI-I 29-pin Pass-Through

A single DVI-I 29-pin female input and output sit in a 2.6 by 1.8 by 1.2 inch enclosure that weighs one pound. External buttons handle EDID capture and write-protection without opening the case. The unit operates from five to forty-five degrees Celsius and draws 5 V DC only during initial programming.

Solves EDID Loss on DVI Switching

Replaces manual EDID overrides or unreliable monitor detect cycles in KVM, extender or matrix setups. The jump is worth it when a source drops resolution or blanks the screen after switching inputs. It does not help installations that require HDMI, DisplayPort or fibre transport.

Highlights

  • Stores display EDID data for reliable reconnection
  • Virtual EDID keeps monitor active when source is switched
  • Supports resolutions up to 1920x1200, 2K, and 3840x2400
  • EDID write-protection switch prevents accidental overwrite
  • Operates without power after initial programming

Specifications

BrandGefen
ModelEXT-DVI-EDIDN
Extender & Repeater TypeVideo Capture & Editing
SpecificationMaximum Pixel Clock: 2x 165 MHz
Video Input Connector: (1) DVI-I 29-pin, female
Video Output Connector: (1) DVI-I 29-pin, female
Operating temperature range: +5 to +45 deg. Celsius
Power Supply: 5V DC (needed for programming only)
Power Consumption: 5 Watts (max)
FeatureQuick and easy way to store EDID information from any DVI display
Provides a virtual EDID to maintain active monitor status when switching away from a source
Supports resolutions up to 1920x1200, 2K, and 3840x2400 (Dual Link)
EDID write protection switch
No power is required after initial programming
Dimensions2.6" W x 1.8" D x 1.2" H
Weight1 lbs.
Package Content1 x DVI Detective N
1 x 1 ft. Dual-Link DVI Cable (M-M)
1 x 5V DC Power Supply
1 x User's Manual
Shipping weight0.91 kg
Package size305 × 254 × 203 mm

Questions about this item

What maximum pixel clock does the DVI-I interface support on this unit?

The DVI-I connectors run at a maximum pixel clock of 2x 165 MHz, which caps the usable bandwidth for Dual-Link signals.

What are the exact dimensions I need to clear for mounting the DVI Detective N?

The enclosure measures 2.6" wide, 1.8" deep and 1.2" high, so allow at least that footprint plus cable bend radius.

How do I program the EDID on this device, and what step is commonly missed?

Connect the display, press the Learn button to capture its EDID, then flip the write-protect switch; skipping the protect step leaves the memory open to accidental overwrite.

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