Voyager LECP Data Analysis Handbook
Calibrations and Channel Definitions
LECP-028-77
August 3, 1977
To: Distribution
From: D. P. Peletier
Subject: LECP Calibration and Discriminator Values
The following lists show the LECP discriminator setting and corresponding calibrator values submitted to the Jet Propulsion Laboratory for use in Voyager data reduction.
Table 1. LECP DISCRIMINATOR SETTINGS
|
SN01 |
SN02 |
SN03 |
SN01 |
SN02 |
SN03 |
||||
|
D11 |
E1sync |
271/169 |
329/180 |
287/182 |
α 1-0 |
12/26* |
14/23 |
14/29 |
|
|
12 |
E0A |
363 KeV |
384 |
402 |
α 1-1 |
31 KeV |
34 |
31 |
|
|
13 |
E0B |
842 KeV |
664 |
1.15 |
α 1-2 |
62 KeV |
68 |
63 |
|
|
14 |
E0C |
1.34 MeV |
1.38 |
2.51 |
α l-3 |
114 KeV |
136 |
121 |
|
|
15 |
E1A |
1.75MeV |
187 |
1.93 |
α 1-4 |
200 KeV |
216 |
200 |
|
|
16 |
E0D |
5.08 MeV |
3.00 |
5.63 |
α 2-0 |
528 KeV |
520 |
550 |
|
|
17 |
E1B |
3.50 MeV |
4.42 |
4.28 |
α 2-1 |
982 KeV |
1.04 |
1.05 |
|
|
18 |
E1C |
10.2 MeV |
10.7 |
10.7 |
α 2-2 |
2.14 MeV |
1.95 |
2.00 |
|
|
α 2-3 |
4.0 MeV |
4.0 |
3.93 |
||||||
|
21 |
E2 |
126 KeV |
136 |
166 |
α 2-4 |
7.44 MeV |
7.0 |
7.13 |
|
|
22 |
E2A |
1.22 MeV |
1.25 |
1.49 |
β -0 |
12.5/24 KeV |
16/23 |
15/26 |
|
|
23 |
E2B |
6.54 MeV |
5.07 |
6.65 |
β -1 |
35 KeV |
33 |
34 |
|
|
24 |
E2C |
72.8 MeV |
71.5 |
87.7 |
β -2 |
61 KeV |
66 |
67 |
|
|
β -3 |
112 KeV |
125 |
125 |
||||||
|
31 |
E3 |
316 KeV |
318 |
352 |
β -4 |
183 KeV |
210 |
190 |
|
|
32 |
E3A |
2.19 MeV |
2.05 |
2.16 |
|||||
|
33 |
E3B |
21.3 MeV |
17.5 |
22.8 |
|||||
|
34 |
E3C |
4.47 MeV |
3.93 |
4.43 |
L12A |
0.35 |
0.31 |
0.39 |
|
|
L12B |
4.6 |
3.0 |
2.1 |
||||||
|
41 |
E4 |
331 KeV |
318 |
340 |
L12C |
27 |
25 |
24.7 |
|
|
42 |
E4A |
2.18 MeV |
2.08 |
2.26 |
|||||
|
43 |
E4B |
92.5 MeV |
85.0 |
117 |
L23A |
66 |
52 |
88 |
|
|
44 |
E4C |
697 MeV |
892 |
760 |
L23B |
293 |
420 |
555 |
|
|
L23C |
2220 |
1670 |
2460 |
||||||
|
51 |
E5 |
136 KeV |
151 |
167 |
|||||
|
52 |
E5A |
141 KeV |
181 |
186 |
L54A |
5.25 |
4.8 |
4.5 |
|
|
53 |
E5B |
480 KeV |
584 |
562 |
L54B |
68 |
72 |
73 |
|
|
54 |
E5C |
18.0 MeV |
15.9 |
20.2 |
L54C |
290 |
230 |
325 |
|
|
55 |
E5D |
127 MeV |
139 |
190 |
L54D |
2345 |
1470 |
2330 |
*Calculated using 1.8 ´ low setting
|
SNO1 |
SNO2 |
SNO3 |
|
|
D1A |
214 KeV |
214 |
184 |
|
D1B |
208 KeV |
211 |
198 |
|
E0 |
209 KeV |
305 |
204 |
|
D1F1 |
*590 KeV |
695 |
745 |
|
D1F2 |
*1.73 MeV |
1.77 |
1.93 |
|
AC1 |
308 KeV |
310 |
306 |
|
AC2 |
291 KeV |
305 |
320 |
*Calculated
Table 2. Calibrator 12% and 88% Trigger Levels (mV)
Table 3. LECP Calibrator Conversion Numbers
Return to Calibrations main page.
Return to Voyager
LECP Data Analysis Handbook Table of Contents.
Return to Fundamental
Technologies Home Page.
Updated 8/9/19, Cameron Crane
VOYAGER 1 ELAPSED TIME
*Since official launch
September 5, 1977, 12:56:00:00 UTC
VOYAGER 2 ELAPSED TIME
*Since official launch
August 20, 1977, 14:29:00:00 UTC
QUICK FACTS
Mission Duration: 40+ years have elapsed for both Voyager 1 and Voyager 2 (both are ongoing).
Destination: Their original destinations were Saturn and Jupiter. Their current destination is interstellar space.