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A-3MAV 44 / 48 / 84 / 88 Matrix Switchers • Specifications and Numbers
Connectors
MAV 44/84 composite video models
4 female BNC
MAV 44/84 S-video models
4 female 4-pin mini DIN
MAV 48/88 composite video models
8 female BNC
MAV 48/88 S-video models
8 female 4-pin mini DIN
Nominal level ............................... 1 Vp-p for Y of S-video, and for composite video
0.3 Vp-p for C of S-video
Minimum/maximum levels ...... 0.4 V to 2.0 Vp-p (follows input)
Impedance .................................... 75 ohms
Return loss .................................... S-video: <-25 dB @ 5 MHz
Composite video: <-40 dB @ 5 MHz
DC offset ....................................... 15 mV typical (per output enabled with 70 ohm termination) with input at 0
offset
Switching type ............................. Vertical interval
Sync — composite video and S-video models
Genlock connectors ..................... 2 BNC female
Standards ...................................... NTSC 3.58, NTSC 4.43, PAL, SECAM
Audio — audio models
Routing
MAV 44 Series .................. 4 x 4 stereo matrix
MAV 48 Series .................. 4 x 8 stereo matrix
MAV 84 Series .................. 8 x 4 stereo matrix
MAV 88 Series .................. 8 x 8 stereo matrix
Gain ............................................... Adjustable; the default is unity. Unity gain occurs for all RCA connector
models. In all other models with captive screw connectors, unity gain
occurs when the switcher is configured for balanced output.
Frequency response..................... 20 Hz to 20 kHz, ±0.5 dB
THD + Noise ................................ 1% @ 1 kHz, 0.3% @ 20 kHz at nominal level
S/N ............................................... 90 dB at maximum output (unweighted)
Crosstalk ....................................... <-65 dB @ 20 kHz, <-80 dB @ 1 kHz or below 60 Hz, fully loaded
Stereo channel separation .......... >80 dB @ 20 Hz to 20 kHz
CMRR ............................................ >75 dB @ 20 Hz to 20 kHz
Audio input — audio models
Number/signal type
MAV 44 AV, MAV 44 SVA, MAV 48 AV, MAV 48 SVA
4 stereo, balanced/unbalanced
MAV 44 AV RCA, MAV 44 SVA RCA, MAV 48 AV RCA, MAV 48 SVA RCA
4 stereo, unbalanced
MAV 84 AV, MAV 84 SVA, MAV 88 AV, MAV 88 SVA
8 stereo, balanced/unbalanced
MAV 84 AV RCA, MAV 84 SVA RCA, MAV 88 AV RCA, MAV 88 SVA RCA
8 stereo, unbalanced