Magnavox CT202MW8, Руководство по обслуживанию, Страница: 6 / 89

1-1-3 P7752SP
< ATSC >
Measurement at Speaker (Audio)
Note: Nominal specifications represent the design specifications. All units should be able to approximate these.
Some will exceed and some may drop slightly below these specifications. Limit specifications represent
the absolute worst condition that still might be considered acceptable. In no case should a unit fail to meet
limit specifications.
Description Condition Unit Nominal Limit
1. RECEIVED FREQ. RANGE
(-28dBm)
+ kHz 150 >100
– kHz 150 >100
2. ATSC DYNAMIC RANGE (min./max.)
VHF LOW BAND. CH.4
VHF HI BAND. CH.10
UHF BAND. CH.41
---
dB
µ
V
dB
µ
V
dB
µ
V
26/114
26/114
28/118
32/108
32/108
34/112
3. ATSC SUSCEPTIBILITY TO
RANDOM NOISE
VHF LOW BAND. CH.4
VHF HI BAND. CH.10
UHF BAND. CH.41
---
dB
dB
dB
20
20
20
<26
<26
<26
4. NTSC CO-CHANNEL INTERFERENCE
VHF LOW BAND. CH.4
VHF HI BAND. CH.10
UHF BAND. CH.41
---
dB
dB
dB
0
0
0
>-6
>-6
>-6
5. MULTIPATH
A dB 0 <6
B dB 0 <6
C dB 0 <6
D dB 0 <6
E dB 0 <6
F dB 0 <6
FF dB 0 <6
G dB 0 <6
6. Audio S/N (0dBfs)
L dB 60 >50
R dB 60 >50
7. Audio DIST. (0dBfs)
L % 0.1 <3
R % 0.1 <3