VDA-108 Video Distribution Amplifier


The VDA-108 is a 1 input, 8 output video distribution amplifier.

Gain and equalization are adjustable, and the controls are accessible from the front of the unit.

The video input is looping. All input and output connections are made via BNC type connectors.


VDA-108 Specifications

Power Requirements115 VAC, 60 Hz or 230 VAC, 50 Hz; 4.5 W

Video Inputs

Input Impedance 75 ohms bridging
Input Signal Level 1 V p-p nominal, 2 V p-p maximum
Input Return Loss Greater than 42 dB to 5 MHz
Input ConnectorsBNC x 2 (looping)
DC Offset +/-5 V maximum

Video Outputs

Number of Outputs8 total
Load Impedance75 ohms
Output Level1 V p-p nominal, 2 V p-p maximum
Output Gain Range +4/-5 dB
Output Return Loss Greater than 40 dB to 5 MHz
Isolation Greater than 40 dB to 5 MHz
DC Offset Less than 60 mV
Frequency Response+0/-0.05 dB to 5 MHz, +0/-0.2 dB to 10 MHz
Hum on OutputsLess than 4 mV p-p
Noise (RMS)Greater than 70 dB below 1 V p-p,
10 MHz bandwidth
Differential Gain Less than 0.1%, 10-90% APL, 8 loads
Differential Phase Less than 0.1 deg., 10-90% APL, 8 loads
Output ConnectorsBNC x 8
2T Pulse0.2%
2T Pulse/Bar0.2%
2T Bar0.2%
Horizontal Tilt Less than 0.1%
Vertical Tilt Less than 0.3%, composite field square wave

Physical Dimensions (Inches)

VDA-1088.1 W x 1.9 H x 5.1 D


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