Next generation A/D sampler

ADS3000+

 

l  News

Detect first fringe with DBBC!! (22th June. 2010)

l  Specification

²  Input power }250mVp-p(50ohm)

²  Reference clock 10MHz 0dBm}3dBm(50ohm)

²  Clock reference 1PPS in/out

²  compliance VSI-H, LVDS, connector MDR80

²  RS232C D-SUB, 9pin male 1port

²  100Base-Tx 1port

²  Power supply AC100V`AC240V

²  Size 2U (480x88x430mm)

 

 

 

l  Table 1. Mode of ADS3000+

mode

num

Data

Gbps

Sample

Msps

VSI out

Mbps

bit

VSI clock

MHz

Adopted filter type

DBBC

type

A

0 (0x0)

1.024

128

1024

 (1port)

8

32

›

X

B

1 (0x1)

2.048

1024

2048

 (2port)

2

32

›

X

C1

2 (0x2)

2.048

512

2048

 (2port)

4

32

›

X

C2

3 (0x3)

2.048

512

2048

 (2port)

4

32

›

X

D

4 (0x4)

4.096

2048

4096

 (2port)

2

64

›

X

E1

5 (0x5)

4.096

1024

4096

 (2port)

4

64

›

X

E2

6 (0x6)

4.096

1024

4096

 (2port)

4

64

›

X

F

7 (0x7)

4.096

512

4096

 (2port)

8

64

›

X

TVG1

8 (0x8)

2.048

|

1024

 (1port)

|

32

›

›

TVG2

9 (0x9)

4.096

|

2048

 (1port)

|

64

›

›

BBC

10(0xA)

See Table 2

X

›

G1

11(0xB)

4.096

4096

4096

 (2port)

1

64

X

X

G2

12(0xC)

4.096

4096

4096

 (2port)

1

64

X

X

 

l  Table 2.DBBC

Sample rate

bandwidth

quantization

VSI clock

8Msps

4MHz

4bit

FixF64 MHz

VariableF8 MHz

16Msps

8MHz

4bit

FixF64 MHz

VariableF16 MHz

32Msps

16MHz

4bit

FixF64 MHz

VariableF32 MHz

64Msps

32MHz

4bit

FixF64 MHz

VariableF64 MHz

1.024Gsps

¦

@-

2bitC

1bit

64MHz

¦DBBC supports 1GspsX4ch sampling mode.

Manual/Documents

Software

SoftwareDescriptionRelease/Update Date
ADS3kp-Perl Perl software to setup/control ADS3000+ over Ethernet. MSPerl-module is necessary to work with.2016/8/17
ADS3kp-Perl Cosmetic Change to display version info with English. 2016/8/29

 

 

l  Articles

Koyama. Y et al, gDevelopments of K5/VSI System for Geodetic VLBI Observationsh, IVS-TDC symposium, pp15-18, http://www2.nict.go.jp/aeri/sts/stmg/ivstdc/news_29/pdf/tdcnews_29.pdf, 2008

 

Takefuji. K et al, gFirst Fringe Detection with Next-Generation A/D Sampler ADS3000+h IVS-TDC symposium, pp17-21, http://www2.nict.go.jp/aeri/sts/stmg/ivstdc/news_30/pdf/tdcnews_30.pdf, 2009

 

Takefuji. K et al, gFirst 4GHz sampling fringeh in Japanese,

http://www2.nict.go.jp/aeri/sts/stmg/vlbinews/news122.pdf

 

l  Acknowledgment

The ADS3000+ is made by Cosmo Research Co.,Ltd. , http://www.cosmoresearch.co.jp

 

more imformation and contact ;  takefuji( atatatata)  nict.go.jp 

(please replace (atatatata) to at-mark)