Products
Data Sheet
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Stackable 8 Input - 1 Output Video Multiplexer VMUX-8x1
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8 Inputs - 4 Outputs Video Crosspoint Router VRS-8x4 (video unit of the AVRS-8x4 System)
Data Sheet
8 Inputs - 2 Outputs Balanced Stereo Audio Crosspoint Router ARS-8x2 (audio unit of the AVRS-8x4 System)
Data Sheet
Video Distribution Amplifier 4xDAV-1x4
Data Sheet
Digital Video Routing System DVRS-8x8, SDI, SMPTE 259M
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Serial Digital Interface Generator & Tester SDIT270
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Digital Audio Delay Line DADL-2181
Data Sheet Remote Data Link - Modem Control over Remote Devices
Data Sheet SDIC08 – SMPTE 259M Serial Digital Interface to YUV/RGB and Composite 10-bit Video Encoder
Data Sheet CSDI10 – YUV and Composite to SMPTE 259M Serial Digital Interface 10-bit Video Decoder
Data Sheet SDIC10 – SMPTE 259M Serial Digital Interface to YUV / RGB / Composite / Luma / Chroma Extended 10-bit Video Encoder
Data Sheet DDA-1x16 – SMPTE 259M Serial Digital Interface Distribution Amplifier with Equalising and Reclock
We are designing many high quality products, which are intended for professional use. We are offering custom designs too, which are perfectly suited to your needs.
Contact us for more information at  evladkov@phys.uni-sofia.bg.

Video Distribution Amplifier 4 x DAV-1x4
Video distribution amplifier 4xDAV-1x4 - front panel view
Video distribution amplifier 4xDAV-1x4 - back panel view
To view the front and back panels of the 4 DAV-1x4 video distribution amplifier in detail and the ON/OFF and GAIN controls click here.
 
Video Specifications
Input Type composite video, DC(or AC) coupled, backporch at ground
Impedance (input) 75 Ohm internally terminated
Number of inputs 1 per device - 4 distribution amplifiers DAV-1x4 are housed in one case
Return loss (input) > 40 dB to 10 MHz
Level 1 Vp-p nominal, +1.5 V to 0.5 V
Number of outputs 4
Impedance (output) 75 Ohm DC (or AC) coupled
Return loss (output) > 40 dB to 10 MHz
Frequency response < ± 0.1 dB to 40 MHz, 3 dB bandwidth 140 MHz
Differential phase < 0.02 deg.
Differential gain < 0.10 %
Tilt < 0.1 % (DC coupled mode)
Off Isolation > 75 dB @ 30 MHz
Crosstalk > 50 dB worst case @ 4.43 MHz, > 65 dB typ. @ 4.43 MHz
S/N(incl. hum) > 70 dB unweighted wideband, > 76 dB unweighted to 10MHz
DAV-1x4 Control System
Local control
Display 4 x 4 LED's for each distribution amplifier
Configuration Indication and Enable/Disable of individual outputs through DIP switches
Gain Control Individual controls for each distribution amplifier in the range -5 dB to +4dB
Mechanical & Climatic & Power
Height 44 mm (1RU, 1.75 inches)
Width 483 mm (19.00 inches)
Depth 235 mm (9.00 inches)
Weight 1.8 Kg
Temperature +5 deg.C to +35 deg.C
Humidity 96% maximum
Power 198-230 VAC, 50Hz, 8 VA

Copyright © 1999-2006 Emil Vladkov. All Rights Reserved.