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American Moon

"The high-precision antennaemitted a narrow enough beam, for an adequate TV signal to be...

We quote from the NASA website: "The high-precision antenna
emitted a narrow enough beam, for an adequate TV signal to be received by parabolic dishes
85-meter dishes on Earth." The antenna had a power rating
of 24 decibels in the center, dropping to 20.5 decibels,
in a 10-degree cone

Full Transcript

00:00:01.000 --> 00:00:03.046
We quote from the NASA website:
00:00:03.058 --> 00:00:07.013
"The high-precision antenna emitted a narrow enough beam,
00:00:07.016 --> 00:00:08.083
for an adequate TV signal
00:00:08.086 --> 00:00:12.056
to be received by parabolic dishes 85-meter dishes on Earth."
00:00:12.067 --> 00:00:17.001
The antenna had a power rating of 24 decibels in the center,
00:00:17.011 --> 00:00:21.026
dropping to 20.5 decibels, in a 10-degree cone.
Duration
21 seconds
Views
14
Timestamp in Movie
01:41:48
Uploaded
Jun 29, 2025
Genres
documentary, history
Production
N/A

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Movie Summary

This documentary examines the authenticity of the photographic record of NASA's Apollo missions.
In other words, by increasing the transmission angle, - American Moon 00:06
In other words, by increasing the transmission angle,
"Orienting the antenna with sufficient precisely was difficult," NASA writes. - American Moon 00:05
"Orienting the antenna with sufficient precisely was di...
Preliminary alignment, using the transmitter axis, - American Moon 00:07
Preliminary alignment, using the transmitter axis,
After that, the astronauts adjusted the precision - American Moon 00:08
After that, the astronauts adjusted the precision
We quote from the instruction manual from NASA: - American Moon 00:15
We quote from the instruction manual from NASA:
This is what the viewfinder of the optical device looked like. - American Moon 00:04
This is what the viewfinder of the optical device looked...
Each square represents an angle of 3 degrees. - American Moon 00:04
Each square represents an angle of 3 degrees.
"High-precision antenna target." says NASA, - American Moon 00:07
"High-precision antenna target." says NASA,
This happens when Earth is seen in the center of the target. - American Moon 00:05
This happens when Earth is seen in the center of the target.
Beyond this point, the video signal will degrade extremely rapidly, - American Moon 00:08
Beyond this point, the video signal will degrade extremely r...
In other words, and a deviation of only two degrees of antenna orientation - American Moon 00:09
In other words, and a deviation of only two degrees of anten...
We must keep in mind that both the TV camera and the transmitting antenna - American Moon 00:12
We must keep in mind that both the TV camera and the transmi...
It's a well-known problem for satellite TV crews. - American Moon 00:06
It's a well-known problem for satellite TV crews.
Their mobile units are equipped usually with special mounts, - American Moon 00:10
Their mobile units are equipped usually with special mounts,
And on Earth, the margin of error is much larger - American Moon 00:13
And on Earth, the margin of error is much larger
Thus, it is obvious that, - American Moon 00:11
Thus, it is obvious that,
What we see, however, are a series of situations - American Moon 00:11
What we see, however, are a series of situations
This happens when an astronaut touches the rover, - American Moon 00:06
This happens when an astronaut touches the rover,
To assess oscillations, - American Moon 00:09
To assess oscillations,
Equipped with very soft suspension, - American Moon 00:07
Equipped with very soft suspension,