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 |
FixF64 MHz VariableF8 MHz |
16Msps |
8MHz |
4bit |
FixF64 MHz VariableF16 MHz |
32Msps |
16MHz |
4bit |
FixF64 MHz VariableF32 MHz |
64Msps |
32MHz |
4bit |
FixF64 MHz VariableF64 MHz |
1.024Gsps ¦ |
@- |
2bitC 1bit |
64MHz |
¦DBBC
supports 1GspsX4ch sampling mode.
Software | Description | Release/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 Observationsh,
IVS-TDC symposium, pp15-18, //www2.nict.go.jp/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, //www2.nict.go.jp/sts/stmg/ivstdc/news_30/pdf/tdcnews_30.pdf,
2009
Takefuji. K et al, gFirst 4GHz sampling fringeh in Japanese,
//www2.nict.go.jp/sts/stmg/vlbinews/news122.pdf
l Acknowledgment
The
ADS3000+ is made by Cosmo Research Co.,Ltd.
more imformation and contact ; takefuji( atatatata) nict.go.jp
(please replace (atatatata) to at-mark)