70
TECHNICAL SPECIFICATION
GTP-740
5.
IF Rejection
450KHz
dB
≥
35
6.
Selectivity
1050KHz
dB
≥
20
(+/-10KHz avg2)
7.
Search tuning Sensitivity
1000kHz
dBµ
20±7
GENERAL AUDIO SPECIFICATION - 1
CD (SONY YEDS7)
Surround Mode: FL /FR_2channel stereo
Input source: Digital input
Specification Details
Track
Unit
Limit
1.
Output level (Vol max.)
19 (1KHz)
Vrms
1.29±0.2
Input - 20dB signal
2.
L/R channel difference
19 (1KHz)
dB
+ / -0.5
3.
Frequency response
2-13
dB
+ / -0.5
(Track 1, 1KHz 0dB for reference, 2Vrms output)
4.
Volume control tracking
14 (0dB)
dB
0±0.01
(Track 1, 1KHz 0dB for reference)
19 (-20dB)
dB
-20±0.1
2Vrms output, insert 20Khz LPF.
20 (-60dB)
dB
-60±0.3
5.
Harmonic distortion (insert Audio LPF) 1 (1KHz)
%
≤
0.08
(2Vrms output)
4 (100hz0
%
≤
0.08
10 (10Khz0
%
≤
0.08
6.
Signal to noise ratio
STOP
Audio LPF
dB
≥
85
Output level: 2Vrms
A-WTD LPF
dB
≥
85
PAUSE
Audio LPF
dB
≥
85
A-WTD LPF
dB
≥
85
Play 23
Audio LPF
dB
≥
85
A-WTD LPF
dB
≥
85
CCIR/ARM
dB
≥
85
Play 24
Audio LPF
dB
≥
85
A-WTD LPF
dB
≥
85
CCIR/ARM
dB
≥
85
8.
Channel separation
30,34 (1KHz)
dB
≥
75
(insert 20 KHz L.P.F.),
Output level: 2Vrms
GENERAL AUDIO SPECIFICATION - 2
LD (DOLBY ver. 2.0)
Input source: Digital RF
Specification Details
Track
Unit
Limit
1.
Output level (Vol max.)
B, 4
Vrms
1.29±0.2
(FL, FR, C, SL, SR) at config 1
2.
Channel difference
B, 4
dB
±1.2
(FL, FR, C, SL, SR) at config 1
3.
Frequency response
(set B4)
SL. B34 (200-20KHz)
dB
±0.8
at config 0
(set B4)
SR. B36 (200-20KHz)
dB
±0.8
(set B4)
C.
B30 (200-20KHz)
dB
±0.8
at config 1
(set B4)
LFE. B38 (20-80Hz)
dB
±4.0
4.
Harmonic distortion at 0.2Vrms
SL. B4 (997Hz)
%
≤
0.08
(insert Audio LPF) at config 1.
SR. B4 (997Hz)
%
≤
0.08
C.
B4 (997Hz)
%
≤
0.08
at config 2
LFE. A41 (30Hz)
%
≤
0.03
Summary of Contents for GTP-740
Page 38: ...GTP 740 39 40 AUDIO BOARD PCB LAYOUT POWER BOARD...
Page 39: ...GTP 740 42 41 AC3 BOARD Bottom View PCB LAYOUT AC3 BOARD Top View...
Page 40: ...GTP 740 43 44 PCB LAYOUT KEYBOARD Top View KEYBOARD Bottom View...
Page 41: ...GTP 740 45 46 PCB LAYOUT S VIDEO BOARD VIDEO BOARD VOL BOARD PHONE BOARD...
Page 42: ...GTP 740 47 48 PCB LAYOUT TUNER BOARD CPU BOARD Top View CPU BOARD Bottom View AC OUTLET BOARD...
Page 43: ...GTP 740 49 50 SCHEMATIC DIAGRAM AC3 DSP...
Page 44: ...GTP 740 51 52 SCHEMATIC DIAGRAM TUNER Front End Data Ports...
Page 45: ...54 53 SCHEMATIC DIAGRAM GTP 740 S_VIDEO INPUTS SELECTOR OSD CONTROLLER...
Page 46: ...55 56 SCHEMATIC DIAGRAM GTP 740 KEYBOARD...
Page 47: ...58 57 SCHEMATIC DIAGRAM GTP 740 COMPOSITE VIDEO REMOTE...
Page 48: ...60 59 SCHEMATIC DIAGRAM GTP 740 AUDIO I O...
Page 49: ...62 61 SCHEMATIC DIAGRAM GTP 740 CHANNELS OUTPUT...
Page 50: ...63 64 SCHEMATIC DIAGRAM GTP 740 AUDIO BOARD VOLUME MOTOR PORT...
Page 51: ...66 65 SCHEMATIC DIAGRAM GTP 740 POWER SUPPLY...
Page 52: ...67 68 SCHEMATIC DIAGRAM GTP 740 TUNER Audio Outputs S VIDEO BALL SYSTEM ON OFF SELECTOR...
