Akai CT-S21MTD-E3 Service Manual download pdf (Page 9)

KAWA ELECTRONIC RESEARCH & DEVELOPMENT CENTRE

Reference No : LC27HAB001

Revision : 0

Date : 2005.8.1

Page : P. 6 of 8

Attachment 1

：

Electrical & Optical Specification

No. Items Instruction Typical Limit Unit

1 Video sensitivity For 30dB S/N 44 ≤51 dBuV

2 FM sound sensitivity For 30dB S/N 21 ≤35 dBuV

3 Color sensitivity For RF transmission 37 ≤40 dBuV

4 CCD sensitivity

TV screen refreshes 40 times

number of mistakes≤8

43 ≤50 dBuV

5 Minimum NICAM threshold Without crackline noise N/A N/A dBuV

6 Stereo Channel Separation BTSC. 18 ≥15 dB

AGC static characteristic

Accept. Picture/Sound repr. 90

≥90

dBuV

8 Selectivity Adjacent sound carrier 30 ≥28

Below adjacent sound carrier 30 ≥30 dB

Adjacent picture carrier 45 ≥40

Up adjacent picture carrier 40 ≥30

9 IF rejection 55 ≥45 dB

10 Image rejection VHF 57 ≥45 dB

UHF 55 ≥40

11 AFT pull-in range ±1.0 ≥⏐±1.0⏐ MHz

12 Chroma sync pull-in range ±500 ≥⏐±200⏐ Hz

13 Color killer function -11 ≤-10 dB

PAL 300 ≥300 Lines Horizontal

NTSC 260 ≥240 Lines

PAL 410 ≥400 Lines

Vertical

NTSC 320 ≥300 Lines

Horizontal

450 ≥450 Lines

14 Resolution

Video

Vertical 400 ≥400 Lines

XW 0.295 0.295±0.02 15 Color

Coordination

White

Full Pattern

0.300 0.300±0.02

Horizontal

16 View

Angle(Lo/3)

Vertical

170

≥170

Degree

17 Overscan Cross hatch signal 96 94~98 %

18 Picture position In all direction ±2 ≤⏐±3⏐ mm

19 H sync pull-in range ±400 ≥⏐±200⏐ Hz

20 V sync pull-in range 6 ≥6 Hz

21 Audio frequency response ±3dB ref. to 1KHz 0.15~12 0.2~12 KHz

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 71 72

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