[Discontinued] 1T-DA-474

Manufacturer: tvONE
SKU: 1T-DA-474
The 1T-DA-474 has been discontinued. The alternative product solution is the 1T-VGA-414 If you require a 1T-DA-474 for your project, please contact your tvONE sales representative.
1T-DA-472 and 1T-DA-474 RGB/YPbPr and Stereo Audio Distribution Amplifiers provide two or four outputs respectively for use in any situation requiring multiple Video and Stereo Audio outputs from a single PC or other RGB or YPbPr video source. Video bandwidth in excess of 500MHz handles computer resolutions up to 2560x1600 at distances up to 300 feet from the source without signal deterioration. Both models provide VESA industry standard DDC (Data Display Channel) bi-directional communications for host control of the downstream monitors. Video Input/Output connectors are HD-15 type and 3.5mm Mini-Stereo type for audio.

Both models are housed in small rugged metal cases. They are 5VDC powered and a Power Adapter is included. The DC power connector is a locking type for security. For best performance at long distances, premium grade cables are recommended. Optional single or dual rackmount kits are available.



Video Input

Signal Type RGBHV, RGBS, RGsB, YPbPr

Connector 1x HD-15 Female

R-G-B Level Range 0.5-2.0 Vp-p

Maximum Resolution 2560x1600


Audio Input

Connector 1x 3.5mm Stereo Audio

Bandwidth/Level 20Hz-20KHz@0.5 to 1Vp-p


Video Outputs

1T-DA-472 2x via HD-15 Female Connectors

1T-DA-474 4x via HD-15 Female Connectors


Audio Outputs

1T-DA-472 2x via 3.5mm Audio Connectors

1T-DA-474 4x via 3.5mm Audio Connectors



R-G-B Bandwidth 500+MHz

Maximum Distance Up to 300’ from amplifier (Note 1)

DDC Capability DDC1, DDC2, DDC2B (Port 1)



Size (H-W-D) 44x160x58mm (1.7"x6.3"x2.3")

Weight (Net) 400g (0.88 lbs)



Limited Warranty 3 Years Parts and Labor

Operating Temperature 0 to +50C (+32 to +122F)

Operating Humidity 10% to 90%, Non-condensing

Storage Temperature -10 to +60 C (+14 to +140 F)

Storage Humidity 10% to 90%, Non-condensing


Power Requirement

External Power Supply 5VDC@2A - Locking Plug


Regulatory Approvals

Amplifier Units FCC, CE, RoHS

Power Supplies UL, CUL, CE, PSE, GS, RoHS


Accessories Included

1x AC Power Adapter US, UK or Euro

1x Operations Manual


Product Item Numbers

1T-DA-472 2-Output Version

1T-DA-474 4-Output Version


Optional Accessories

RM-320S Rackmount kit for one unit

RM-320D Rackmount kit for two units



(1) To achieve the max rated distance, use premium cables.


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