VersaTools® MDA 3 Series, cont’d
11Power LED (figure 13) — When lit, this LED indicates power is applied to the MDA.
11 | Front Panel, all MDA Models |
|
DISTRIBUTION AMPLIFIER
Figure 13 — MDA 3 Series front panel (all models)
Specifications
Video
Gain | Unity |
Bandwidth | 100 MHz |
Video input
Number/signal type |
|
MDA 3SV/3SVA |
|
| 1 |
MDA 3SV Dual | 2 |
MDA 3V/3AV | 1 composite video |
MDA 3V Dual | 2 composite video |
Connectors |
|
MDA 3SV/3SVA |
|
| (1) |
MDA 3SV Dual | (2) |
MDA 3V/3AV | 1 BNC female |
MDA 3V Dual | 2 BNC female |
Nominal level | 1 |
| video |
| 0.3 |
Minimum/maximum levels | 0.4 V to 2.0 |
| of |
Impedance | 75 ohms |
Return loss |
|
MDA 3SV/3SVA |
|
MDA 3SV Dual | |
All other models |
DC offset (max. allowable) | 5.0 V |
Input coupling | AC |
Video output
Number/signal type |
|
MDA 3SV/3SVA | 3 buffered |
MDA 3SV Dual | 2 x 3 buffered |
MDA 3V/3AV | 3 buffered composite video |
MDA 3V Dual | 2 x 3 buffered composite video |
Connectors |
|
MDA 3SV/3SVA | (3) |
MDA 3SV Dual | (6) |
MDA 3V/3AV | 3 BNC female |
MDA 3V Dual | 6 BNC female |
Nominal level | 1 |
| video |
| 0.3 |
Minimum/maximum levels | 0.4 V to 2.0 |
Impedance | 75 ohms |
Return loss | |
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
DIP Switch | Output Wiring | |
|
| |
Setting | Unbalanced | Balanced |
|
|
|
Balanced | 0 dB | |
Unbalanced | +6 dB | 0 dB |
|
|
|
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 |
12 | VersaTools | ® | MDA 3 Series • SpecificationsInstallation | ® ® | 13 |
| VersaToolsMDAMDA3 Series3 Series• Specifications• Installation |
