Clearaudio CA-TRS-1007 a remarkable copy of the pivotal JVC TRS 1007
The most accurate Test Record for testing cartridges, tonearms and turntables with frequency sweep from 20 Hz to 20.000 Hz and accuracy of plus/minus 0,5 dB in total frequency range!
tape |
Frequency |
modulation |
Time (sec) |
remark |
1 & 9 |
Starting tone 1kHz Stereo in phase
Gleitton 20Hz-20kHz only left
no modulation |
L + R
L
|
10
50
30
|
pause |
2 & 10 |
Starting tone 1kHz Stereo in phase
Gleitton 20Hz-20kHz only right
no modulation |
L + R
L
|
10
50
30 |
pause |
3 & 11 |
Starting tone 1kHz Stereo in phase
Gleitton 20Hz-20kHz stereo in phase
, no modulation |
L + R
L + R
|
10
50
30 |
pause |
4 & 12 |
Starting tone 1kHz Stereo antiphase
Gleitton 20Hz-20kHz stereo antiphase
no modulation |
LR
LR
|
10
50
30 |
pause |
5 |
Tone at 1kHz only left
no modulation |
L |
10
2
|
pause |
6 |
Tone at 1kHz only right
no modulation |
R |
10
2
|
pause |
7 |
Tone at 1kHz Stereo phase with
no modulation |
L + R |
10
2
|
pause |
8th |
1kHz Stereo antiphase
no modulation |
LR |
10
2
|
pause |
Band |
Frequency |
Modulation |
Zeit (sec) |
Bemerkung |
1 & 9 |
Startton 1kHz Stereo gleichphasig
Gleitton 20Hz-20kHz nur links
keine Modulation |
L+R
L
|
10
50
30
|
Pause |
2 &10 |
Startton 1kHz Stereo gleichphasig
Gleitton 20Hz-20kHz nur rechts
keine Modulation |
L+R
L
|
10
50
30 |
Pause |
3 & 11 |
Startton 1kHz Stereo gleichphasig
Gleitton 20Hz-20kHz Stereo gleichphasig
keine Modulation |
L+R
L+R
|
10
50
30 |
Pause |
4 & 12 |
Startton 1kHz Stereo gegenphasig
Gleitton 20Hz-20kHz Stereo gegenphasig
keine Modulation |
L-R
L-R
|
10
50
30 |
Pause |
5 |
Pegelton 1kHz nur links
keine Modulation |
L |
10
2
|
Pause |
6 |
Pegelton 1kHz nur rechts
keine Modulation |
R |
10
2
|
Pause |
7 |
Pegelton 1kHz Stereo gleichphasig
keine Modulation |
L+R |
10
2
|
Pause |
8 |
1kHz Stereo gegenphasig
keine Modulation |
L-R |
10
2
|
Pause |