4
VGA SOURCE AND DISPLAY BALUNS
1. Specifications
Standards: VGA, VESA VP&D, VIP ver. 2.0
Compatible Devices: VGA monitors, laptops, multimedia projectors, PCs, flat-panel
displays
Transmission: Transparent to the user
Bandwidth: Video: DC to 60 MHz
Input Signals: Video: 1.1 Vp-p; Horizontal and vertical sync: TTL standard,
300 kHz maximum bandwidth
Insertion Loss: Less than 3 dB per balun pair over the frequency range
Common Mode Rejection (CMMR): 15 kHz @ -60 dB maximum, 100 kHz to
10 MHz @ -40 dB maximum, 100 MHz @ -20 dB maximum
Video Signal Return Loss: -15 dB maximum from DC to 60 MHz
Video Differential Gain: ±2%
Video Differential Phase: ±2%
Maximum Distance via CAT5 UTP: 640 x 480 pixels (15 MHz) @ 450 ft. (137.2 m);
800 x 600 pixels (30 MHz) @ 350 ft. (106.7 m);
1024 x 768 pixels (60 MHz) @ 250 ft. (76.2 m);
1280 x 1624 pixels (100 MHz) @ 200 ft. (61 m)
Cable: CAT5 shielded twisted pair (STP) is recommended; unshielded twisted pair
(UTP) may be used only when there is a 100% common signal ground between the
VGA source and the VGA display
Impedance: Input: RGB 75 ohm (DB15 HD) unbalanced;
Output: RGB 100 ohm (RJ-45 shielded) balanced;
Horizontal and vertical sync: TTL standard
Mounting: Freestanding; Separate VELCRO
®
mounting pad included
