By: Kramer
Video & Computer Signal Processing Solutions
Contact us for lowest price (800) 284-2288, (858) 565-1101,, or fax (858) 300-4193
4x1 Composite Video & Balanced Stereo Audio Switcher

The VS411 is a high-performance switcher for composite video and balanced audio signals. Switching during the vertical interval ensures the VS 411 provides glitch-free switching with genlocked sources.

VS-411 features include:

  • Bandwidth - 250MHz (-3dB).

  • Vertical Interval Switching.

  • Switching Synchronization - Synchronizes either to external reference or the incoming video.

  • Control - Front panel RS-232 (K-Router™ Windows®-based software is included), RS-485, & contact closure.

  • Standard 19” Rack Mount Size - 1U.

→ Inputs 4 composite/single component video, 1Vpp/75Ω, on BNC connectors. 4 audio balanced stereo, 4dBu, 10kΩ, on 2-part, snap fit terminal blocks. 1 external sync input (or composite video) 1Vpp/75Ω, on a BNC connector
→ Output 1 composite/single component video, 1Vpp/75Ω on a BNC connector; 1 balanced stereo audio 28Vpp/50Ω, (24dBu) on terminal block
→ Bandwidth (-3dB) Video: 250MHz (typical); Audio: 55kHz
→ Diff. Gain 0.04%
→ Diff. Phase 0.03Deg
→ K-Factor <0.05%
→ S/N Ratio Video: 77.6dB; Audio: 95dB, unweighted
→ Non-Linearity 0.1%
→ Audio Crosstalk -79dB
→ Audio THD Noise 0.02%
→ 2nd Harmonic 0.003% (1kHz)
→ Control 12 illuminated front panel buttons, RS-232, RS-485 and contact closure
→ Power Source 230V AC, 50/60Hz, (115V AC USA), 15VA (VS-411, VS-611), 17VA (VS-1011)
→ Dimensions 19" x 7" x 1U W, D, H, rack mountable
→ Weight 3.1kg (6.88lbs) approx
→ Accessories Power cord, Windows®-based control software, null-modem adapter
→ Vertical Interval Switching Yes
→ Switching Synchronization Synchronizes either to external reference or the incoming video
→ Control Front panel RS-232 (K-Router™ Windows®-based software is included), RS-485, & contact closure
→ Size Standard 19" Rack Mount Size - 1U


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Prices and specifications subject to change without notice.