|
PureBytes Links
Trading Reference Links
|
Thanks Howard. Agree with your observation. My problem is with
larger number of continuously updating symbols. Initial qpF goal was
200 continuously updating symbols.
Dan
--- In amibroker@xxxxxxxxxxxxxxx, "Howard B" <howardbandy@xxx> wrote:
>
> Hi Dan --
>
> I sometimes update 50 or more symbols, but usually only 10 to 20 or
so. I
> seldom add a new symbol during trading hours. I have not seen a
serious
> slowdown near the close unless the market was in "fast market"
conditions.
> My QPfeed Real-time Plugin, as shown in AmiBroker's Plugins
information
> screen, is version 1.0.92. My data feed comes through a Hughes
satellite at
> about 35 to 50% of a T1 line.
>
> Thanks,
> Howard
>
>
>
>
> On Thu, Nov 6, 2008 at 6:38 PM, monitorit <monitorit@xxx> wrote:
>
> > Howard B - can I ask you a few questions re your experience with
> > qpFeed? I tried to get your attention yesterday... I've copied
that
> > post below.
> >
> > Howard, thanks for your input re qpFeed. I don't know if you saw
my
> > post re it in another thread - so I am appending it just below
this
> > note. May I ask if you run qpFeed in realtime during market hours
> > and if you are continuously updating more than 50 symbols. If so,
do
> > you notice the price bars are slowly coming in later than they
should
> > (ie, near the market close they are 4-6 minutes delayed)? This is
> > never a problem when only 6 or so tickers are updating - just the
> > larger numbers. Its also not a problem after mkt close -when
qpFeed
> > typically updates 600+ tickers (1 min db) in 10-20 minutes.
> >
> > Also, what version of the plugin are you using? My AB plugin
folder
> > has qpfeed_ami.dll with file version 1.0.1.14 while ABs
Tools>Plug-
> > ins shows qpFeed Real Time Data plugin 1.0.92. The qpfeed folder
in
> > Program Files has a ddflink.dll version 1.0.0.19 in addition to
the
> > qpfeed_ami.dll
> >
> > I checked your online info re qpFeed- for some reason I don't have
> > the 2nd "Quotes Plus plugin configuration screen you do - just a
> > screen for my id/password, choice of connection and tabs to get
> > commodity/index/stock symbols.
> > Thanks for any insights you might have.
> > Dan
> >
> > copy of earlier post>>>>>
> > Tomasz, I use qpFeed not IQfeed but have had a problem forever
that
> > is somewhat the same. There is NO problem when just updating a few
> > symbols continuously-but- if I try to keep about 75-100 symbols
> > updating, the quotes come in slower and slower. The people at the
> > quote provider say they get no complaints and there is no problems
> > sending out the quotes. Can you try to set up a 1 minute db with
> > about 100 tickers, the layout has 5 windows all symbol-linked
(1min,
> > 2min, 5min, 15min and daily). Use any simple indicator with the
> > price (ie 10 bar MA). Run any simple AA to cause all 100 tickers
to
> > update. Then see how long the symbols take to get up to date and
> > more important, come back a few hours later and see the time of
the
> > last bar compared to the time on your clock.. has it fallen
behind?
> > You can just leave the original symbol displayed- no need to
change
> > symbols after the first change after running the AA. I know we
have
> > discussed this before- but I wonder if you have done my little
> > experiment yourself?
> > Thanks again and I remain convinced AB is the best by far.
> > Dan
> >
> >
> > --- In amibroker@xxxxxxxxxxxxxxx <amibroker%
40yahoogroups.com>, "Howard B"
> > <howardbandy@> wrote:
> > >
> > > Hi Ken --
> > >
> > > I primarily use Quotes Plus and like it. DTN IQ is also good,
but
> > more
> > > expensive. Both have trial periods. You will be charged for the
> > exchange
> > > fees during your trial period.
> > >
> > > Thanks,
> > > Howard
> > >
> > >
> > >
> > >
> > > On Thu, Nov 6, 2008 at 5:45 PM, Ken Close <ken45140@> wrote:
> > >
> > > > I have been using QuoteTracker (1 min updates with some 75
> > symbols) and
> > > > have never seen any delays or problems. I also have not run
any
> > explorations
> > > > nor scans but just have looked at charts over bunches of
> > symbols. However,
> > > > I abhor the fact that QT, being fed from my free Fidelity.com
> > data stream,
> > > > cannot back fill if it misses even a short time much less a
day
> > or more
> > > > (power outages, etc). And I have had a bunch of those recently
> > rendering any
> > > > signals based on say 5 or 10 days lookback to be worthless.
> > Hence, my
> > > > search for something with backfill capabilities.
> > > >
> > > > I have been considering subscribing to qpFeed, a somewhat new
> > service from
> > > > QuotesPlus, and then I have seen these numerous messages about
> > slow delivery
> > > > of 1 minute data from IQFeed but several msgs mentioned
qpFeed.
> > > >
> > > > So, hence the subject line....what is the best VALUE for the
> > fastest, most
> > > > reliable intraday, 1 minute (I don't care about tick data and
> > could probably
> > > > get by with 5 minute data) data feed. I would like to have a
> > universe of
> > > > ETFs (maybe 100 to 125 symbols) and would like to scan for
setups
> > and
> > > > buy/sell signals on 15 minute charts, maybe even 30 minute
charts.
> > > >
> > > > qpFeed sounded economical (good value) but if there are major
> > bottlenecks,
> > > > then I dunno. TJ says all intraday feeds slow down, but what
do
> > those
> > > > intrepid day traders use?
> > > >
> > > > Advice and suggestions, please. Thanks.
> > > > Ken
> > > >
> > > >
> > >
> >
> >
> >
>
------------------------------------
**** IMPORTANT ****
This group is for the discussion between users only.
This is *NOT* technical support channel.
*********************
TO GET TECHNICAL SUPPORT from AmiBroker please send an e-mail directly to
SUPPORT {at} amibroker.com
*********************
For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
http://www.amibroker.com/devlog/
For other support material please check also:
http://www.amibroker.com/support.html
*********************************
Yahoo! Groups Links
<*> To visit your group on the web, go to:
http://groups.yahoo.com/group/amibroker/
<*> Your email settings:
Individual Email | Traditional
<*> To change settings online go to:
http://groups.yahoo.com/group/amibroker/join
(Yahoo! ID required)
<*> To change settings via email:
mailto:amibroker-digest@xxxxxxxxxxxxxxx
mailto:amibroker-fullfeatured@xxxxxxxxxxxxxxx
<*> To unsubscribe from this group, send an email to:
amibroker-unsubscribe@xxxxxxxxxxxxxxx
<*> Your use of Yahoo! Groups is subject to:
http://docs.yahoo.com/info/terms/
|