SMA (SubMiniature version A) connectors are semi-precision coaxial RF connectors developed in the 1960s as a minimal connector interface for coaxial cable with a screw type coupling mechanism. The con

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Is soldermask considered an insulator for high vo......


I am designing a power supply circuit that can have voltages up to 100 VDC.According to IPC-2221 I n......

asked by joel lastest answer by johndp

4 years 6 months 17 days

0

votes

1

answers
2403 views

Re: si-list Digest V16 #24


A few things to recognize, folksFirst, ANYONE can build an averaged model which is state space plane......

asked by Steve lastest answer by Steve

4 years 7 months 24 days

0

votes

3

answers
3224 views

There are not 2, there are six ... How to specify......


Jeff,If your design is limited to simple through hole vias, then two hole sizes are required - finis......

asked by wkatz

4 years 7 months 1 day

0

votes

0

answers
2046 views

Creating S parameter model for simulation


Hello Experts,I would like to study the impact of different routing on mounted inductance for decoup......

asked by benoit.goral lastest answer by istvan.novak

4 years 8 months 1 day

0

votes

1

answers
2479 views

Wiring Harnessing SI Question


HI all --Hoping that list can shed some light on some wire harness related SIquestions at some very,......

asked by movax lastest answer by corley

4 years 8 months 13 days

0

votes

4

answers
3028 views

Looking for appropriate forum/mailing list for ES......


Dear Experts,I have been a long time follower of the mailing list and I have thoroughlyenjoyed readi......

asked by alfred1520list

4 years 9 months 12 days

0

votes

0

answers
1837 views

Re: Thermal measurements on a test board *** than......


Thanks allI believe my resistance measurements and temperature measurements are pretty close. And th......

asked by dbrooks9 lastest answer by dmarc-noreply

4 years 9 months 12 days

0

votes

2

answers
1868 views

Printing Powerpoint Slides


I sent out this message a while back and got some good advice.Unfortunately, I misplaced it and need......

SMA

asked by leeritchey lastest answer by cuong

4 years 9 months 17 days

0

votes

2

answers
1625 views

What does an unpowered FPGA output look like on a......


Hello SI-list!Trying to figure out if an unpowered, area array FPGA output is connected to PCB using......

asked by jnieznan lastest answer by tom

4 years 11 months 5 days

0

votes

3

answers
2876 views

SMA launch optimization


Hi Experts,When I do SMA launch optimization, my SMA has characteristic impedance50ohm, but the trac......

asked by zhangjun5960 lastest answer by scott

4 years 11 months 19 days

0

votes

2

answers
2358 views

Modeling interconnects over silicon


Hi All,While I enjoyed reading the hilarious comments in the commodity thread,here is a technical pr......

asked by phillypham

5 years 3 days

0

votes

0

answers
1893 views

commodity


Hi,Did signal integrity engineering become a commodity?Or is this trend about to slap someone in the......

asked by buenoshun lastest answer by chris.cheng

5 years 5 days

0

votes

26

answers
2919 views

de-embedded [S] measurements and IEEE


So how many times have you gotten a measured Touchstone file from a vendor and felt the data was bad......

asked by jim.nadolny

5 years 13 days

0

votes

0

answers
2004 views

repeat of EMC lab test error presentation for tho......


Hi All,There was a mix up on which month the presentation was, should have been Mayand I said June. ......

asked by doug

5 years 2 months 16 days

0

votes

0

answers
1699 views

some questions abou a PCB test coupon to measure ......


Hi experts,I have designed a PCB test coupon to measure the impedance curve andcrosstalk curve from ......

asked by zhangjun5960 lastest answer by istvan.novak

5 years 3 months 7 days

0

votes

3

answers
2644 views

SPI 2015 in Berlin - Early Registration ends on F......


Dear colleagues,This is just a reminder that the 19th IEEE Workshop on Signal and Power Integrity (S......

asked by Ivan.Ndip

5 years 3 months 22 days

0

votes

0

answers
2367 views

tips of using TDR probe


Hi,We're evaluating the performance of our TDR probe to determine if it can be used in VNA measureme......

asked by sherman.chen lastest answer by han.guobing

5 years 7 months 27 days

0

votes

16

answers
2337 views

Re: PCIe Gen3 DMSI calibration concept ... RX tes......


Hi, Boris. My opinion is: 1) It makes sense to test at that calibrated state, that is really the ca......

asked by Joseph.Schachner

5 years 7 months 4 days

0

votes

0

answers
1929 views

Capacitance of Transmission Line


Hi Experts,Happy new year!When I extract the RLCG of ideal transmission line, I observe that the cap......

asked by dmarc-noreply lastest answer by dmarc-noreply

5 years 7 months 5 days

0

votes

8

answers
2339 views

EMC troubleshooting best done without EMC equipme......


Hi All,Now there is a provocative subject line, but to a large extent true in myexperience.Many eng......

asked by doug

5 years 7 months 15 days

0

votes

0

answers
2138 views
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