Sony SR-R1 Operation Manual page 60

Relation between the number of frames shot and frame interval (Basic concept of
Interval Frame)
To obtain the desired slow or quick motion effects
using the Interval Frame function, you need to set
the appropriate frame interval in accordance with
the number of frames shot.
For example, when you shoot using a camera of
24P format (24 FPS [system frequency of 24
Format: S23PsF (23PsF) SELECT FPS = RECORDER
Frame interval: 6FRM (4 FMS)
24Shooting and transfer at 24P
1 2 3 4 5
Selection of frames to record
1 2 3 4 5
Record only frames extracted at 6-frame interval (record with continuous 24F time code).
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Selected
frames
Converted to 23.98PsF when SELECT FPS is set to "OFF."
Playback: 24P
Playback at 24P
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Quick motion at 6 times normal playback speed
without afterimage
60 SR Motion
6 7 8 9 10 11 12
24P
6 7 8 9 10 11 12 13
24P
frames]) and you set the frame interval to 6FRM,
a signal is extracted and recorded every 6 frames
(4 frames in 1 second) of a signal of 24 frames
from the camera. When the signals are played
back at 24PsF, a quick motion effect of 6 times
normal playback speed is obtained.
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HDC1500R
Unit
SRMemory
card