| Digitizer Parameter Comparison |
|
System 1 |
System 2 |
|
| Number of RF Channels: |
|
|
(signal sources being sampled) |
| Sample Type: |
|
|
1 = Real, 2 = Complex |
| Sample Rate: |
|
|
Msamp/sec |
| Sample Resolution: |
|
|
bits |
| FFT Block: |
|
|
samples |
| FFT Time Averaging: |
|
|
samples |
| Observation Length: |
|
|
hours (e.g., transit ± 3 hrs) |
|
| Useful BW = |
4.0 |
40.0 |
MHz (80% of theoretical) |
| FFT RBW = |
4.883 |
3.052 |
kHz (sample rate / block length) |
| FFT Time Resolution = |
204.8 |
327.7 |
μsec (averages * block length / rate) |
| Max Dynamic Range = |
36 |
36 |
dB (10log[2^bits] ) |
| Data Rate = |
19.1 |
381.5 |
MB/sec (all channels together) |
| Data Rate = |
67.1 |
1,341.1 |
GB/hour (all channels together) |
| Data Rate = |
0.4 |
7.9 |
TB/observation (all channels together) |
|
