Kramer 32x32 Balanced Stereo Audio Matrix Switcher

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The VS-3232A is a high-performance matrix switcher for balanced stereo audio signals. The unit can route any or all inputs to any or all outputs simultaneously.

  • Level Adjustment - Input level: +/- 20dB for each input; output volume: 0 to -100dB for each output.
  • S/N Ratio - >100dB at +20dBu/1kHz.
  • Linearity - Better than 0.1dB from -25dBu to +20dBu.
  • THD & Noise - <0.03%.
  • Frequency Response - Flat between 20Hz to 20kHz.
  • Standalone or VS-3232V(xl) Companion Switcher.
  • Audio-Follow-Video - When connected to the VS-3232V(xl).
  • Zero Cross Detection and Soft Mute.
  • Digital Input Sampling and Routing - Ensures zero crosstalk and high-quality audio.
  • Flexible Control Options - Front panel, RS-232 (K- Router™ Windows®-based software is included), RS-485, Ethernet and IR remote (included).
  • Communication Protocols - Kramer 2000 and Sierra ASCII.
  • Memory Locations - Stores multiple switches as presets to be recalled and executed when needed. Front Panel Lockout.
  • Take Button - Executes multiple switches all at once.
  • Worldwide Power Supply - 100-240V AC.
  • Standard 19” Rack Mount Size - 2U. Rack “ears” included.


INPUTS: 32 balanced stereo inputs on 5-pin detachable terminal block connectors.
OUTPUTS: 32 balanced stereo outputs on 5-pin detachable terminal block connectors.
INPUT IMPEDANCE: >10kohm (AC coupled).
INPUT LEVEL: Nominal: 0.0dBu (775mV).
MAX.INPUT LEVEL: 21dBu @<0.05% THD+N at unity gain.
OUTPUT IMPEDANCE: 50ohm unbalanced, 100ohm balanced.
TOTAL INPUT-OUTPUT GAIN ERROR: 0.5dB channel to channel.
MAX. LEVEL: 600ohm load: >20dBu @0.02% THD+N at unity gain.
Hi-Z LOAD: 21dBu @0.05% THD+N at unity gain.
INPUT LEVEL ADJUSTMENT: -20dB to +20dB (default 0dB).
OUTPUT LEVEL ADJUSTMENT: 0 to -100dBu at the following steps: 0.5dB steps from 0dBu to -40dBu; 1.0dB steps from -40dBu to -70dBu; 2.0dB steps from -70dB to -100dBu.
FREQUENCY RESPONSE: 20Hz to 20kHz (±0.1dB).
THD + NOISE: <0.03% @1kHz at nominal level "A" weighting.
S/N RATIO: >90dB at maximum output (21dBu), "A" weighting.
CROSSTALK: <80dB @1kHz, fully loaded.
CONTROLS: 18 selector switches, RS-232, RS-485, remote IR, Ethernet.
INDICATORS: Multi-character display on the front panel.
POWER SOURCE: 100-240V AC 50/60Hz, 70VA max.
DIMENSIONS: 19” x 7” x 2U W, D, H, rack-mountable.
WEIGHT: 3.5kg (7.8lbs) approx.
ACCESSORIES: Power cord, null-modem adapter, Windows® based Kramer control software, Windows® based Ethernet Configuration Manager and Virtual Serial Port Manager, infrared remote control transmitter, rack "ears".
OPTIONS: External remote IR receiver cable; 15m extension cable.

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