MEGURO logo
PRODUCTS

Meguro Electronics Corporation was merged by Keisoku Giken Co., Ltd.◆Detail PDF

information product company contact quality
sidemenu_00 sidemenu_01 sidemenu_02 sidemenu_03 sidemenu_04 sidemenu_05 sidemenu_06 sidemenu_07 sidemenu_08 sidemenu_09 japanese chinese Home
     

category_03

MJM-631U CD Jitter Meter Unit
* End of production


This CD jitter meter unit is a built-in type and is designed for measuring the time jitter in the 3T component of the EFM modulated signal of CD players and relative devices.

SPECIFICATIONS

 Input Section
Input signal EFM signal
Clock frequency 4.3218MHz
Input level range 0.3Vp-p to 5.0Vp-p
Input impedance Approx. 1MΩ

 Measuring Section
Measuring range 2.5T (578ns) to 3.4T (787ns)
Pulse width compensating range 694ns ±0.5T (115ns)
Measuring jitter output value One sigma value
Measuring range 30ns and 60ns
Measuring edge (Polarity) + and - of input signal

 Input/Output terminal (REMOTE)
RECORDER output 30ns/V (30ns range) and 60ns/V (60ns range),
Max. 2V ±0.05V (open circuit)
Measuring range change TTL input
Measuring edge change TTL input
Data enable output TTL level

 Others
Required external power source +7.0V to +15.0V, 0.3A
-7.0V to -15.0V, 0.3A
Operating temperature range 0ºCto +40ºC

 CONNECTOR
Case outer dimensions 170 (W) ×30 (H )×170 (D )mm
Fitting dimensions
• Horizontal 4-position 120(W)×160(D)mm
• Vertical 2-position 160(L)mm


 OPTIONS
Connecting cable set Input cable : 1
Output / Control cable : 1
Cable for external power source : 1

Case :
A special case with external power source unit is available on option.

* Specifications are subject to change without notice.

totop

Copyright© 1999 MEGURO ELECTRONICS CORPORATION All Rights Reserved.