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Fundamental TechnologiesVoyager LECP Pages |
February 5, 1979
a Channel
100 keV into a test input from Random Pulser.
Read out on a1-1 discriminator.
Input Rate | Output Rate |
526 cps | 525 |
1433 | 1429 |
12713 | 12393 |
20593 | 19808 |
36700 | 34500 |
55100 | 49900 |
90000 | 74300 |
135000 | 103000 |
178000 | 125000 |
220000 | 143000 |
300000 | 169000 |
404000 | 190000 |
647000 | 214000 |
Figure: Feb. 5, 1979, LECP SN02, a1-1 Disc. Output, Random Pulser Inputs, ~100 keV, Synchronous
r = 150 K
R = 233 K
T = (233-150) / 233(153) = 2.37 ms
R | 1+RT | r (calc) | r (act) |
20000 | 1.0474 | 19100 | 19.1 |
40000 | 1.095 | 36500 | 37 |
80000 | 1.190 | 67200 | 68 |
150000 | 1.36 | 110000 | 110 |
250000 | 1.59 | 157000 | 155 |
500000 | 2.185 | 229000 | 201 |
600000 | 2.422 | 248000 | 210 |
t = R-r / Rr = 3.09 ms
R | r(calc) t = 3.09 ms |
20 K | 18.8 |
40 K | 35.6 |
80 K | 64.1 |
150 K | 102 |
250 K | 141 |
500 K | 196 |
10 mc Sr50 source from GSFC, thru G-10 cover (1/64")
A0 Read out 201 K max; could not see rollover;
A1 Read out 190 K max; could not see rollover.
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Last modified 8/19/05, Tizby Hunt-Ward
tizby@ftecs.com