The Multicipher Decoder receives the scrambled broadcast signal from the microwave downconverter, confirms subsriber authorization, performs descrambling and outputs all channels for routing. The decoder's small size and whole-house service make installation and operation easy.
 |
Specifications* |
 |
RF Performance: |
|
|
| Input Frequency Range |
|
662 - 848 MHzv |
| (Inquire for other input frequencies) |
|
|
| Input Dynamic Range |
|
-5 to +20 dBmV |
| Composite Triple Beat (CTB) |
|
-60 dBc |
| |
|
(31 channels, each at +20 dBmV) |
| Input/Output Impedance |
|
75 ohms, Type F |
| Input Return Loss |
|
10 dB or greater |
| Output Return Loss |
|
15 dB or greater |
| Spurious at Input/Output |
|
-21 dBmV or less |
| |
|
(out of band) |
| Spurious at Input/Output |
|
-46 dBmV or less |
|
|
(in band) |
| |
|
|
| Video Performance: |
|
|
| Differential Phase |
|
2° or less |
| Differential Gain |
|
2% or less |
| Chromianance-Luminance Gain Distortion |
|
1% or less |
| Chrominance-Luminance Delay |
|
20 nsec |
| Line Time Distortion |
|
2% or less |
| Frequency Response to 4.1 MHz |
|
-0.6 dB |
| Video Signal to Noise Ratio (weighted) |
|
50 dB |
| |
|
|
| General: |
|
|
| Operating Temperature |
|
+32°F to +104°F (0°C to +40°C) |
| Voltage Supply |
|
19V to 30V |
| Current |
|
130 mA |
| Dimensions |
|
4.29 x 1.09 x 5.50 in |
| Weight |
|
6 oz |
|
| 
