Extron electronic MDA 3 Series - Manual (Page 11)

VersaTools ® MDA 3 Series • Installation VersaTools ® MDA 3 Series • Installation
VersaTools ® MDA 3 Series, cont’d
12 VersaTools ® MDA 3 Series • Specifications
11 Power LED (figure 13) — When lit, this LED indicates power is
applied to the MDA.
DISTRIBUTION AMPLIFIER
11
Front Panel, all MDA Models
Figure 13 — MDA 3 Series front panel (all models)
Specifications
Video
Gain ............................................... Unity
Bandwidth .................................... 100 MHz (-3 dB)
Video input
Number/signal type
MDA 3SV/3SVA
1 S-video
MDA 3SV Dual ................ 2 S-video
MDA 3V/3AV ................... 1 composite video
MDA 3V Dual .................. 2 composite video
Connectors
MDA 3SV/3SVA
(1) 4-pin mini DIN female
MDA 3SV Dual ................ (2) 4-pin mini DIN female
MDA 3V/3AV ................... 1 BNC female
MDA 3V Dual .................. 2 BNC female
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 for composite video or Y
of S-video with no offset
Impedance .................................... 75 ohms
Return loss
MDA 3SV/3SVA
MDA 3SV Dual ................ <-25 dBB @ 0 to 10 MHz
All other models .............. <-27 dB @ 5 MHz
DC offset (max. allowable) ......... 5.0 V
Input coupling .............................. AC
Video output
Number/signal type
MDA 3SV/3SVA .............. 3 buffered S-video
MDA 3SV Dual ................ 2 x 3 buffered S-video
MDA 3V/3AV .................. 3 buffered composite video
MDA 3V Dual .................. 2 x 3 buffered composite video
Connectors
MDA 3SV/3SVA .............. (3) 4-pin mini DIN female
MDA 3SV Dual ................ (6) 4-pin mini DIN female
MDA 3V/3AV .................. 3 BNC female
MDA 3V Dual .................. 6 BNC female
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 .................................... <-30 dB @ 5 MHz
DC offset ....................................... ±50 mV with input at 0 offset
Sync
Standards ...................................... NTSC 3.58, NTSC 4.43, PAL, SECAM
Audio — MDA 3AV, MDA 3SVA, MDA 3A/3A RCA
Gain
DIP switch set to match output type
Unity (0 dB)
DIP switch not matched to output type
Unbalanced Balanced
Balanced 0 dB -6 dB
Unbalanced +6 dB 0 dB
Output Wiring
DIP Switch
Setting
Frequency response ..................... 20 Hz to 20 kHz, ±0.05 dB
THD + Noise ................................ 0.03% @ 1 kHz at nominal level
S/N
MDA 3A ............................ >90 dB, unbalanced, at maximum output
All other models w/audio >90 dB, balanced at maximum output
Stereo channel separation .......... >80 dB @ 1 kHz; >60 dB @ 20 kHz
CMRR ............................................ >75 dB @ 20 Hz to 20 kHz
13 VersaTools ® MDA 3 Series • Specifications