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Search: Posts Made By: _cy_
Forum: Equipment Yesterday, 12:46 PM
Replies: 47
Views: 3,684
Posted By _cy_
so far it doesn't exist .. let us know when you...

so far it doesn't exist .. let us know when you find it :deal
Forum: Equipment Yesterday, 08:03 AM
Replies: 40
Views: 1,520
Posted By _cy_
there's a slew of good ones for dirt cheap .....

there's a slew of good ones for dirt cheap .. trickle down technology definitely hit the mass market. flashlights with performance that used to costs $hundreds now are are merely expensive.
...
Forum: Equipment 05-24-2015, 09:07 PM
Replies: 40
Views: 1,520
Posted By _cy_
here's the shit hit the fan combo .. Surefire...

here's the shit hit the fan combo .. Surefire flashlight and Surefire/Strider blade
when I got this it was mint .. too nice to use, soooo I chopped some wood to put a few wear marks :D
probably...
Forum: Equipment 05-23-2015, 10:08 PM
Replies: 40
Views: 1,520
Posted By _cy_
everyone has a favorite style leatherman .....

everyone has a favorite style leatherman .. here's my fav with a pocketclip

http://www.police-shop.com/Messer_Tools/Speed-Lock/Spyderco/Victorinox/S_W-Messer/Leatherman_Sideclip.jpg
Forum: The Garage 05-23-2015, 03:14 PM
Replies: 1,842
Views: 390,328
Posted By _cy_
there could be a product out there but I'm not...

there could be a product out there but I'm not aware of any. the disconnect has to be able to sustain a 300+ amp load. EarthX achieves this by using a series of MOSFETs that disconnects the main buss...
Forum: Airheads 05-21-2015, 07:08 PM
Replies: 368
Views: 35,473
Posted By _cy_
does anyone know ABC election results??

does anyone know ABC election results??
Forum: Ride reports 05-19-2015, 11:19 AM
Replies: 92
Views: 27,569
Posted By _cy_
what camera(s) are you shooting all the wonderful...

what camera(s) are you shooting all the wonderful videos with?
Forum: The Garage 05-14-2015, 02:25 PM
Replies: 1,842
Views: 390,328
Posted By _cy_
Meet the battery-powered home Tesla joins...

Meet the battery-powered home

Tesla joins the race to help homeowners unplug from the grid

May 14th 20...
Forum: The Garage 05-06-2015, 11:23 AM
Replies: 1,842
Views: 390,328
Posted By _cy_
above is the new but not revolutionary NCA cell....

above is the new but not revolutionary NCA cell. LG also has a direct competitor to it known as the MJ1. very close specs - 3500mAh, 10A continuous limit, etc. Samsung has one in development too. ...
Forum: The Garage 05-06-2015, 10:12 AM
Replies: 1,842
Views: 390,328
Posted By _cy_
bits of technical details about Tesla's cell...

bits of technical details about Tesla's cell chemistry are trickling out ...

============

This is the link to the cell discharge tests:...
Forum: The Garage 05-05-2015, 07:52 PM
Replies: 1,842
Views: 390,328
Posted By _cy_
first a small clarification with labeling ......

first a small clarification with labeling ... lipo or lithium polymer refers to the construction of li-ion cells which includes both LiFePO4 and LiCo. the most common use is by RC folks with flat or...
Forum: The Garage 05-03-2015, 07:39 PM
Replies: 1,842
Views: 390,328
Posted By _cy_
really need the exact Shorai model number to have...

really need the exact Shorai model number to have a hope of figuring out what happened ...
Forum: Thumpers 05-03-2015, 03:57 PM
Replies: 247
Views: 39,291
Posted By _cy_
you still have not provided information on what...

you still have not provided information on what meter you are using? this could be a simple glitch of your meter? are you having any actual performance related issue with your bike .. or just funky...
Forum: The Garage 05-03-2015, 11:45 AM
Replies: 1,842
Views: 390,328
Posted By _cy_
which Shorai and on what bike? comebacks like...

which Shorai and on what bike? comebacks like this should not happen .. but unfortunately even experienced bike mechanic may not understand how to size LiFePO4

which is made worst by the...
Forum: The Garage 05-02-2015, 08:32 AM
Replies: 1,842
Views: 390,328
Posted By _cy_
procedure for load testing is to use Powerlab 8...

procedure for load testing is to use Powerlab 8 .. first charge to full 14.6v then use regenerative discharge function to measure actual AH. it needs to be noted that discharge rates used to achieve...
Forum: The Garage 05-01-2015, 09:44 AM
Replies: 1,842
Views: 390,328
Posted By _cy_
Elon Musk Debuts the Tesla Powerwall ...

Elon Musk Debuts the Tesla Powerwall

<iframe width="854" height="510" src="https://www.youtube.com/embed/yKORsrlN-2k" frameborder="0" allowfullscreen></iframe>
Forum: The Garage 05-01-2015, 05:26 AM
Replies: 1,842
Views: 390,328
Posted By _cy_
keeping track of degradation of Li-ion (LiCo)...

keeping track of degradation of Li-ion (LiCo) cells has been an on going project since about 1993 back in the candlepower forum days. when we were amongst world first consumer users of Li-on cells....
Forum: The Garage 04-30-2015, 10:08 PM
Replies: 1,842
Views: 390,328
Posted By _cy_
here's another reason why Optimate is the best...

here's another reason why Optimate is the best 12v LiFePO4 charger available.

Optimate Lithium LiFePO4 charger in recovery mode for above EarthX ETX24 that discharged too low. Optimate charges at...
Forum: The Garage 04-30-2015, 09:59 PM
Replies: 1,842
Views: 390,328
Posted By _cy_
below is why when storing your bike with 12v...

below is why when storing your bike with 12v LiFePO4 ... my recommendations are to remove LiFePO4 .. charge to full .. then come back after 6 months or so and top back off. Yes after LiFePO4 sits...
Forum: The Garage 04-30-2015, 08:04 PM
Replies: 1,842
Views: 390,328
Posted By _cy_
when diving into technical details for li-ion...

when diving into technical details for li-ion batteries .. it gets deep quick :puke1

yes there is a difference for AH capacity loss due to growth of SEI layers between storing a LiFePO4 at 30%...
Forum: The Garage 04-30-2015, 05:47 AM
Replies: 24
Views: 1,781
Posted By _cy_
another vote for Honda EU2000 .. yes continuous...

another vote for Honda EU2000 .. yes continuous is about 1600 watts but it's amazing just how much you can run with that little power ...

think in terms of essentials during extended downtimes...
Forum: The Garage 04-29-2015, 07:40 PM
Replies: 1,842
Views: 390,328
Posted By _cy_
good call .. sometimes the best choice is to...

good call .. sometimes the best choice is to stick with original AGM!
especially if someone is from a location with brutal winters ...
Forum: The Garage 04-29-2015, 05:37 PM
Replies: 1,842
Views: 390,328
Posted By _cy_
this is a topic with lots of folks disagreeing...

this is a topic with lots of folks disagreeing ... same for LiFePO4 mfg ... one will give instructions to fully charge before putting their LiFePO4 battery pack into long term storage ... others may...
Forum: Airheads 04-29-2015, 11:27 AM
Replies: 105
Views: 4,379
Posted By _cy_
what an excellent thread .. thanks for sharing!

what an excellent thread .. thanks for sharing!
Forum: The Garage 04-29-2015, 10:45 AM
Replies: 1,842
Views: 390,328
Posted By _cy_
recommended long term state of charge for storage...

recommended long term state of charge for storage of LiFePO4 is much like the debate of if BMS is needed or not .. as some mfg use no BMS vs others with a very advanced BMS including balance...
Forum: Airheads 04-28-2015, 08:36 AM
Replies: 83
Views: 5,839
Posted By _cy_
you sure are describing the crankcase breather...

you sure are describing the crankcase breather valve which can make some different sounds. some folks convert to a reed valve

http://img69.imageshack.us/img69/8881/q8kx.jpg
...
Forum: Thumpers 04-28-2015, 08:06 AM
Replies: 247
Views: 39,291
Posted By _cy_
14.4 range is what you should be getting at 3k...

14.4 range is what you should be getting at 3k rpm ... 14.5v is fine but no higher
AC measured on input side to R/R should be getting close to 60v AC at 3k rpm .. trickle down has happened to where...
Forum: Thumpers 04-28-2015, 03:28 AM
Replies: 247
Views: 39,291
Posted By _cy_
what's the DC voltage at 3k rpm measured at...

what's the DC voltage at 3k rpm measured at battery?

what meter(s) are you using to measure the AC voltage on the DC side? was the measurement done under load?

leakage capacitances and...
Forum: Airheads 04-27-2015, 10:30 AM
Replies: 186
Views: 15,987
Posted By _cy_
congrats on your first ride!!!:clap

congrats on your first ride!!!:clap
Forum: Thumpers 04-27-2015, 08:03 AM
Replies: 247
Views: 39,291
Posted By _cy_
big fan of your 660RR .... I can help track...

big fan of your 660RR ....

I can help track down your problems but need more info ... where are you measuring this from?

single phase or three phase? please use a known to be correct meter...
Forum: Tejas and the Gulf States 04-26-2015, 08:15 PM
Replies: 5,351
Views: 283,928
Posted By _cy_
wow .. that's a clean airhead!

wow .. that's a clean airhead!
Forum: Airheads 04-26-2015, 12:31 PM
Replies: 5
Views: 445
Posted By _cy_
that sure looks like a sweet new ignition system!...

that sure looks like a sweet new ignition system!

but don't ignore one of the best options available at much lower costs and still retain points ability of being road serviceable.

if one adds...
Forum: Airheads 04-26-2015, 10:15 AM
Replies: 368
Views: 35,473
Posted By _cy_
sure seem this is a case where the cure is worst...

sure seem this is a case where the cure is worst than the ill :deal
Forum: The Garage 04-25-2015, 07:08 PM
Replies: 1,842
Views: 390,328
Posted By _cy_
many thanks for the pic's ... they are very...

many thanks for the pic's ... they are very useful in helping folks size LiFePO4 batteries. great feedback for Antigravity!
Forum: The Garage 04-25-2015, 05:34 PM
Replies: 1,842
Views: 390,328
Posted By _cy_
could you please post a picture of 16 cell...

could you please post a picture of 16 cell Antigravity in Duc 1198?
one problem with modern big cc bikes is OEM mfg providing a tiny battery tray.

IMHO with 1,000cc bikes and larger .. for a...
Forum: The Garage 04-25-2015, 12:26 PM
Replies: 1,842
Views: 390,328
Posted By _cy_
16 cell antigravity would be a hoss of a battery...

16 cell antigravity would be a hoss of a battery if you've got the room to fit your battery tray. the only charger recommended for antigravity is Optimate Lithium LiFePO4 charger ... which balances...
Forum: The Garage 04-25-2015, 10:15 AM
Replies: 1,842
Views: 390,328
Posted By _cy_
2 ma draw would be most excellent .. but you need...

2 ma draw would be most excellent .. but you need to confirm it by actually measuring parasitic draw.

KTM engineers thought it took 12AH AGM reserve capacities to be reliable ... then factor KTM...
Forum: The Garage 04-25-2015, 10:09 AM
Replies: 1,842
Views: 390,328
Posted By _cy_
yup LiCo 18650 cells is what I cut my teeth on...

yup LiCo 18650 cells is what I cut my teeth on ... on CPF early 90's we were among world's first users of li-ion batteries by consumers. back then li-ion mfg would not sell unless you could prove...
Forum: The Garage 04-25-2015, 09:09 AM
Replies: 1,842
Views: 390,328
Posted By _cy_
technology has trickled down where costs for high...

technology has trickled down where costs for high quality lights has plummeted. but with most 18650 cells .. it's still lithium cobalt with some mfg using trace elements to add stability.

18650...
Forum: Airheads 04-24-2015, 08:37 PM
Replies: 13
Views: 590
Posted By _cy_
mine is set at not quite 3 turns out ... idles...

mine is set at not quite 3 turns out ... idles good with excellent response

http://s25.postimg.org/vx4nakxe7/DSC05436.jpg
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