Download - D.. 0 O3 n
![Page 1: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/1.jpg)
N94-1_674
_J
Zm
¢rr¢.
D.ZD.O3
_z
D.0 >-EEujD. >
I-- uJOo
iii
E
ErM
(.-
im
D..0
n'<-Oz
Z
<
0<
0")O)
(-
-I- EC) 0w_- o
< '_
5 _o8o
PRtECEDI'N_ PAGE BLANK NOT FILMED 247
https://ntrs.nasa.gov/search.jsp?R=19940010201 2020-04-06T15:07:55+00:00Z
![Page 2: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/2.jpg)
ILlZm
0
• • • • • • •
248
![Page 3: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/3.jpg)
a.lll
249
![Page 4: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/4.jpg)
250
![Page 5: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/5.jpg)
APT FUNCTIONAL SUBSYSTEMS
Receivers
20, 27 GHzReceiver
IF
lJlDRX
AllSections
<
DACS
CC
PS
Radiometers
20, 27 GHzRadiometer
Antenna 1
RF
RAD
DACS
_j_ Env.
Control
All
< I
CC
Weather
P T H RRI//tf
t DACS _
[ cc
PS
"E
funcl .drw04/09/93
251
![Page 6: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/6.jpg)
EL_
1
0
.C13.1
e"ll
Em._
c-o
0L_
a.
0
6Oa-00
Z
i
i
I
o
X0
0
a-
I/
//
.! /
• /
Q o o
1
o,m
C0
"0
c)
252
![Page 7: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/7.jpg)
UJO..J_JW_
NO(Z"
253
![Page 8: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/8.jpg)
254
![Page 9: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/9.jpg)
RF Enclosure
Voo, HotL
_ 13c
Flexible(15,) Flan_g_ d
f
a) LO drive (20, 27) RG58 w/SMA-male.
b) 70 MHz IF (20, 27) Microflex 150 w/SMA-male.
c) RF power cable, 3 conductor twisted w/4 pin molex.
d) RF control cable w/DB25 male connector.
e) RF control cable w/DB9 male connector.
f) RF temperature control cable assy (two cables)
w/DB-15 profile hybrid connector.
conduiLdrw06/01/93
Figure 3.1-2. Conduit/Cable assembly between RF and Receiver Enclosures.
Chapter 3 Page 5 1.0
255
![Page 10: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/10.jpg)
ACTS PROPAGATION TERMINAL
A2
ANTENNA
20.195 G V
27.5 G V L__
__F-- Diplexer/OMm
20.185G _V- I _cl 81 _ _ R1C2 27.5 G ---
$2
LO2 LO1
20RF _)f2 fl_) 27RF A1BLOCK BLOCK
RE.En_l.osure.... .7..o...M......................................................... .7..o.._M........................Rcvr Enclosure
P2 SPLIT SPLIT
IF CNVTRBEACON RADIOMETER RADIOMETER BEACON
IF CNVTR
P1
-r
_ 455K ' _ _ 455K'_
DIGITAL DIGITALRECE VER _ DACS _ RECEIVER/
._*.o°w ................................ . .................. 1_ ...................... • ...................................
Indoors T
MODEM _ PC _ p,oto.ar.O6/02/92
256
![Page 11: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/11.jpg)
257
![Page 12: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/12.jpg)
ACTS
Feed Horn(no antenna)
APT APTPrototype Digital
IF Hardware Receiver
HostComputer
Microwave absorber was placed over thebeacon transmitter payload to reduce thebeacon signal strengths to levels compatiblewith the APT system
0
-10
-2O
-30"O
k.
a)-40
0
-5O
-60
-70-I O0 -80 -60 -4.0 -20 0 20 4.0 60 80 1OO
Frequency Away From Carrier (kHz)
32768-point spectrumof the ACTS 20 GHz beacon in Digital PCM
Telemetry Mode.
0
-10
-2O
m -30
L
ILl]= -4.00
Q.
-50
-60
-70 ................-I00 -80 -60 -4.0 -20 0 20 4.0 60 80 I00
Frequency Away From Carrier (kHz)
32768-point spectrumof the ACTS 20 GI-Iz beacon in PCM Direct
Mode. 2se
![Page 13: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/13.jpg)
,vmq
[,.,,, f
C
tv'l
I I I I I I I
(_[P) _Od
rO
3'¢xl
o
259
![Page 14: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/14.jpg)
4.a
<
©
I I I I I I I
(tip) 1_0d
0
L_
0
T¢xl
_D
0
260
![Page 15: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/15.jpg)
_0d
>=
i
I, I
(s;loN) JD_Bwo!peu
__ _ _ o oo __oo o
: : ', _ G_
i i i ]i J |
.... _, : : : \\\
: : : -_ £££¢3_
: ' : : .._ ==xxxx: i i i xxxx: : : : . )¢XXX' ' i ! XXXX_
' , : : I
, ; ; , , _¢¢_
' ' !'.... )-
' _XXXX, , , _ . XXXX_.. ! _xxxx
i !
, _ _!
I I I I
I I I I "
, : : : : :,, : : : : :
, , , , , , _: : : : : : : ..
'''' I'''' I'''' i'''' I'''' I''" I'*'' I'''' '''' I'''' L_
+ t I I I I I I
(SP) uooee8
P, p, _= L
V V .M .M
C r £ £0 0 0 0O U "_ '"_
_mm
261
![Page 16: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/16.jpg)
Z0 -_-
t-
z°__
rnc-
0
rZ
00
0
t-
0
262
![Page 17: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/17.jpg)
m
,,-__.0
°
u.
(/)p-0,¢
0
b
C0
f,,.03
CCo "(3
0D
_ CC _o _
0 _
o69C
0
0
o0
'e
<ii]
0
O_(.q_)0
eO.
ud
263
CO
_o
U')
r..,.
_>,D
n'-Q0
c-_,= .C
C 0
.>_ (_-_ O_ co O.0 c "_ J "7
_- D 03 rJ3
![Page 18: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/18.jpg)
264
![Page 19: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/19.jpg)
265
![Page 20: D.. 0 O3 n](https://reader030.vdocuments.fr/reader030/viewer/2022040203/5e8b45ce659767396b6958a8/html5/thumbnails/20.jpg)