1:5 Component Video, S/PDIF & Stereo Audio Distribution Amplifier
By: Kramer
Video & Computer Signal Processing Solutions
Kramer : VM-50CA
Description
The VM-50CA is a high-performance distribution amplifier for component video (YUV), S/PDIF and unbalanced stereo audio signals. The VM 50CA takes one input of each signal type, provides correct buffering and isolation, and distributes the signal to five identical outputs.
Specifications
| â Inputs | 1 component video (Y, Pb/Cb, Pr/Cr); 1Vpp/0.7Vpp, 75⦠on 3 RCA connectors; 1 digital audio (S/PDIF) 75⦠on an RCA connector; 1 unbalanced stereo audio 50kâ¦, 4dBu on 2 RCA connectors |
| â Outputs | 5 component video (Y, Pb/Cb, Pr/Cr) 1Vpp/0.7Vpp, 75⦠on 15 RCA connectors; 5 digital audio (S/PDIF) on 5 RCA connectors; 5 unbalanced stereo audio 150O, 4dBu on 10 RCA connectors |
| â Max. Output Level | Video 2.3Vpp; Audio 1.8Vpp (S/PDIF); 22dBu (analog) |
| â Bandwidth (-3dB) | Video 400MHz, Fully Loaded; Audio 350MHz (S/PDIF); 40kHz (analog) |
| â Diff. Gain | 0.08% |
| â Diff. Phase | 0.05Deg |
| â K-Factor | <0.05% |
| â S/N Ratio | Video 76dB @5MHz; Audio 90dB (analog) |
| â Crosstalk (all hostile) | Audio -70dB @15kHz, video into audio |
| â Controls | Y, Pb, Pr level: Â-1.2dB to 6.6dB; analog audio level: -67dB to 6.3dB; EQ. @50MHz: 0 to 5.9dB |
| â Coupling | Video DC; Audio analog: Input: AC; Output: DC; S/PDIF: DC |
| â Audio THD Noise | 0.015% (analog) @1kHz |
| â Audio 2nd Harmonic | 0.003% (analog) @1kHz |
| â Power Source | 100-240V AC, 50/60Hz, 7VA |
| â Dimensions | 19" x 7" x 1U W, D, H, rack mountable |
| â Weight | 2.6kg (5.7lbs) approx |
| â Accessories | Power cord, rack "ears" |
| â HDTV Compatible | Yes |
| â Level (Gain) & EQ (Peaking) Controls | Individual controls for each of the component/HDTV video signals (Y, Pb, Pr) |
| â Level (Gain) Controls | Left & right for unbalanced stereo audio |
| â Size | Standard 19" Rack Mount Size - 1U. Rack "ears" included |
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Resources & Documents
| vm-50ca.pdf | spec sheet |