Kramer : VP-27
Description
The VP27 is a high-performance multi-format presentation switcher for composite video, s-Video, computer graphics video and stereo audio signals. The VP 27 operates as a 4×1 composite video, 4×1 s-Video and a 4×1 computer graphics video switcher each with unbalanced stereo audio.
Features
VP-27 features include:
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High Bandwidth - Computer graphics video (415MHz), s−Video (Y) (725MHz), composite (683MHz).
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HDTV Compatible.
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Audio Level Memory - Remembers and returns to the last audio level setting during switching.
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Condenser or Dynamic Microphone - DIP−switch selectable.
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Microphone & Audio Mixing - Input selectable master audio output.
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Mic Talkover - Mutes master audio output when mic signal is sensed.
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Level Controls - Master audio output, microphone input.
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Flexible Control Options - Front panel, RS−232 & IR (included).
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Front Panel Control Lockout.
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Worldwide Power Supply - 100−240V AC.
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Standard 19” Rack Mount Size - 1U. Rack “ears” included.
Specifications
| → Inputs | 4 composite video on RCA connectors; 4 s-Video on 4-pin connectors; 4 PC on 15-pin HD connectors; 4 unbalanced stereo audio on RCA connectors, L R (for CV); 4 unbalanced stereo audio on RCA connectors, L R (for Y/C); 4 unbalanced stereo audio on 3.5mm mini jacks (for PC); Mic: 3mV/10kW, condenser/dynamic on a 6.3mm phone connector |
| → Outputs | 1 composite video on an RCA connector; 1 s-Video on a 4-pin connector; 1 PC on a 15-pin HD connector; 1 master audio on an RCA connector, L R; 1 unbalanced stereo audio on an RCA connector, L R (for CV); 1 unbalanced stereo audio on an RCA connector, L R (for Y/C); 1 unbalanced stereo audio on a 3.5mm mini jack (for PC) |
| → Max. Output Level | Video: CV and Y/C: 1.8Vpp; PC: 2Vpp; Audio: CV and Y/C: 1.8Vpp; Mic: 6.2Vpp, PC: 6.2Vpp; Master: 6Vpp |
| → Bandwidth (-3dB) | CV: 683MHz; Y/C: 725MHz; PC: 415MHZ; Audio: CV and Y/C: >40kHz; mic: 22.6kHz; PC: >40kHz; master: 22.5kHz |
| → Diff. Gain | CV and Y/C: 0.03%; XGA: 0.05% |
| → Diff. Phase | CV and PC: 0.03 Deg.; Y/C: 0.02Deg |
| → K-Factor | <0.05% |
| → S/N Ratio | Video (@5MHz): CV: 75.1dB; Y/C: 78.7dB; PC: 74.4dB; Audio (@1MHz): CV and Y/C: |
| → 78.5dB; PC | 78dB; mic: 52dB |
| → Crosstalk (all hostile) | Video (@5MHz): CV: -50.5dB; Y/C: -33dB; PC: -51.5dB; Audio: -68.9dB @1MHz, -43.3dB @20kHz (Y/C) |
| → Controls | MUTE, TALKOVER, MIX, LOCK, switching front panel buttons, RS 232, rear panel dipswitches, volume for line: -62dB to 14.1dB; mic volume: -17dB to 69.5dB |
| → Coupling | Video: DC; Audio: AC |
| → Audio THD Noise (@1kHz) | Y/C: 0.092%; PC: 0.024% |
| → Audio 2nd Harmonic (@1kHz) | Y/C and PC: 0.03% |
| → Power Source | 100-240V AC, 6VA max |
| → Dimensions | 19" x 7" x 1U (W, D, H) rack mountable |
| → Weight | 2.7kg (6lbs) approx |
| → Accessories | Power cord, Windows®-based control software, rack "ears" |
| → HDTV Compatible | Yes |
| → Audio Level Memory | Remembers and returns to the last audio level setting during switching. Condenser or Dynamic Microphone - DIP-switch selectable |
| → Microphone & Audio Mixing | Input selectable master audio output |
| → Mic Talkover | Mutes master audio output when mic signal is sensed |
| → Level Controls | Master audio output, microphone input |
| → Flexible Control Options | Front panel, RS-232 & IR (included) |
| → Front Panel Control Lockout | Yes |
| → Size | Standard 19" Rack Mount Size - 1U. Rack "ears" included |
Resources & Documents
| vp-27.pdf | Datasheet |