Channel Vision DVR-8N - Manual (Page 81)

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SPECIFICATION
< Recording Speed T
16-CH DVR
able >
Unit : fps
Model 8-CH DVR 4-CH DVR
360 x 240 120 120 120
720 x 240 60 60 60 NTSC
720 x 480 30 30 30
360 x 288 100 100 100
720 x 288 50 50 50
R
S
PAL
720 x 576 25 25
ecording
peed
25
Compression Method MPEG4 G4 MPEG4 MPE
< ording Ti
1. RECORDING CONDITIONS
Rec me Table >
Based on 120GB of storage with the installation of 1 camera.
th external HDD storage devices.. This DVR can support up to 22TB wi
2. RECORDING TIME TABLE
V D
IMAGE
IMAGE
QUALITY IMAGE
1 s(CIF) 30fps(CIF) 15fps(CIF)
IDEO RECOR
SIGNAL SIZE
20fps(CIF) 60fp
SUPERFIN
E 8448
Bytes
69 Hours 138 Hours 276 Hours 552 Hours
FINE
6688
Bytes
s 170 Hours 340 Hours 680 Hours 85 Hour Color Bar
LOW
5344
1 4 Hours 888 Hours
Bytes
11 Hours 222 Hours 44
SUPERF
E
Bytes
15 Hours 120 Hours
IN 37300
30 Hours 60 Hours
FINE
29400
Bytes
38 Hours 76 Hours 152 Hours 19 Hours
NTSC*
Cross
Hatch
LOW
22208
Bytes
urs 100 Hours 200 Hours 25 Hours 50 Ho
* The NTSC signal mode is used for most of televisions produced in the U.S.
cording Time Table were itions and
m your actual recording situation.
ecording Time Table, multiply by 2 for with an 240 GB HDD and 3 for
hours with a 360 GB HDD.
xity of the image and the amount of mo ed greatly influences the recording
capacity of your hard drive (HDD). The higher the f per second and the higher the video
ting, the lower your recording c be. In the same manner, the lower the
frames per second setting and the lower the vid gher your HDD recording
capacity will be.
t the lower frame rate does not mean The image quality remains
whether the frames cond settin ne frame per second is the
are several factors that fluence the recording capacity of your hard drive.
(a) The number of cameras used
(b) The complexity of the recording image
(c) The number of frame recorded per second
(d) The image quality setting – Superfine, Fine or Low
• The figures in the Re estimated under ideal recording cond
may vary fro
• In the R recording hours
recording
• The comple tion record
rames
apacity will quality set HDD
eo quality setting, the hi
• Note tha a lower video quality.
the same per se g is set high or low. O
same as taking a photo every second.
• There in
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