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Extron Electronics MAV 44_48_84_88 Series User Guide User Manual

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MAV 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