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Search: Posts Made By: Doc_Wui
Showing results 1 to 50 of 181
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Forum: Electric Bikes
04-08-24, 08:08 AM
Replies: 54
Views: 2,926
Posted By Doc_Wui

I see the purpose of the timer as a safety...

I see the purpose of the timer as a safety cutoff, in the rare event that the charger fails to shutoff. With most batteries, the BMS is what stops charging by refusing to accept any more current. As...
Forum: Electric Bikes
04-04-24, 09:19 AM
Replies: 19
Views: 801
Posted By Doc_Wui

Of the 3100 miles I rode last year, 560 were on a...

Of the 3100 miles I rode last year, 560 were on a regular 21 speed hybrid. This year, I am at 750/50 miles.
Forum: Electric Bikes
04-03-24, 06:21 PM
Replies: 9
Views: 589
Posted By Doc_Wui

My wife and I celebrate 49 years of marriage this...

My wife and I celebrate 49 years of marriage this summer. Since COvid, the two of us ride a lot more, and we get about 2400 miles together annually. Neither one of us is a hard core cyclist, but have...
Forum: Electric Bikes
03-18-24, 08:44 AM
Replies: 10
Views: 636
Posted By Doc_Wui

The only things I've bought from Grin is a pair...

The only things I've bought from Grin is a pair of 20" x 60mm" Weinman rims. Pretty hard to find, I think their GMAC geared motors are a flawed concept, Satiator too expensive, and their torque...
Forum: General Cycling Discussion
03-15-24, 04:31 PM
Replies: 122
Views: 4,395
Posted By Doc_Wui

I learned last year that there are two types of...

I learned last year that there are two types of cyclists in the boonies. Those that carry TP and those that don't.




.
Forum: Electric Bikes
03-10-24, 02:34 PM
Replies: 154
Views: 11,361
Posted By Doc_Wui

Regarding those single bike NYC fatalities........

Regarding those single bike NYC fatalities..... We had one fall last year that was single rider, and could have been far worse. As it was, my wife cracked all her ribs on one side after hitting the...
Forum: Electric Bikes
03-02-24, 09:41 AM
Replies: 24
Views: 1,252
Posted By Doc_Wui

With regular bikes, having light/durable...

With regular bikes, having light/durable components makes a big difference, along with the weight. You want to be perfect,

With an ebike, having a motor covers up a lot of flaws. That's why there...
Forum: Electric Bikes
03-01-24, 10:13 PM
Replies: 24
Views: 1,252
Posted By Doc_Wui

Does the Giant have a throttle? Let her test ride...

Does the Giant have a throttle? Let her test ride it. You should ride it too.
Forum: Fifty Plus (50+)
02-21-24, 10:50 AM
Replies: 55
Views: 4,034
Posted By Doc_Wui

Boy meets girl. Boy buys bike. Boy gets girl, ...

Boy meets girl. Boy buys bike. Boy gets girl,
50+ years later, they're still riding,
Forum: Electric Bikes
02-14-24, 10:52 AM
Replies: 30
Views: 1,354
Posted By Doc_Wui

A couple of our mopeds, if you wanna call them...

A couple of our mopeds, if you wanna call them that. Cheap ebiking,
https://cimg8.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1504/img_4612_d51c1c6b875f49e6676d3ed2402a0f0cb5da28f7.jpg
.
These...
Forum: Electric Bikes
02-03-24, 12:54 PM
Replies: 9
Views: 799
Posted By Doc_Wui

People have wondered whether riding with a...

People have wondered whether riding with a throttle locked in cruise control uses less power than riding with cadence pedal assist at the same average speed, When I have tried it, the wattage...
Forum: Electric Bikes
01-14-24, 12:48 PM
Replies: 2
Views: 479
Posted By Doc_Wui

I reject on principle. Don't want my ebike to...

I reject on principle. Don't want my ebike to measure my blood oxygen, pulse, and blood pressure while I ride. If it's going to log data, have it watch the battery temperature and start blaring an...
Forum: Electric Bikes
01-04-24, 01:01 PM
Replies: 58
Views: 5,623
Posted By Doc_Wui

This is, in my opinion, one of the better...

This is, in my opinion, one of the better analysis of why batteries burst into flame. It's sometimes a charger or circuit failure. but all it takes is a random cell from a bad lot going thermal....
Forum: Electric Bikes
12-20-23, 09:15 PM
Replies: 37
Views: 3,045
Posted By Doc_Wui

On the amason questions page, someone asked if...

On the amason questions page, someone asked if this was a geared motor and a customer answered "Yes'. I think that from its size, it looks like it's geared. Direct Drives tend to be much bigger, and...
Forum: Electric Bikes
12-06-23, 07:31 PM
Replies: 76
Views: 3,926
Posted By Doc_Wui

Those jump starters are not that big, They...

Those jump starters are not that big, They contain pouch cells. I bought three of them from Walmart on clearance for around $25 each in 2015. Ran them in series to power my 36V bike. Cheap power...
Forum: Electric Bikes
11-18-23, 01:11 AM
Replies: 76
Views: 3,926
Posted By Doc_Wui

I hope the NYC law requiring UL listed batteries...

I hope the NYC law requiring UL listed batteries on new ebikes/scooters helps. I believe that a lot of the NYC battery fires come from people who are using batteries that have been rebuilt with...
Forum: Electric Bikes
11-18-23, 12:16 AM
Replies: 23
Views: 1,551
Posted By Doc_Wui

Yes they should. Usually 210 rpm for 26" or...

Yes they should. Usually 210 rpm for 26" or larger tire diameter and 280 rpm for 20" tire diameter, With the above aliexpress vendor, they show the two rpm values for their motors. I figure they...
Forum: Electric Bikes
11-15-23, 10:20 PM
Replies: 8
Views: 502
Posted By Doc_Wui

Back before we had internet, I was put in charge...

Back before we had internet, I was put in charge of UL safety approvals for our company's product. Good thing I had experts in my group because I knew nothing, but I developed a great respect for the...
Forum: Electric Bikes
11-10-23, 01:23 PM
Replies: 23
Views: 1,551
Posted By Doc_Wui

He did state Origami Bull. ...

He did state Origami Bull.
https://www.origamibicycles.com/shop/p/bull

Folders are tough to find a location for the battery and controller that keeps them small/foldable. Those store bought...
Forum: Electric Bikes
11-05-23, 11:01 PM
Replies: 23
Views: 1,551
Posted By Doc_Wui

I also see the 20" amazon motor kits from China...

I also see the 20" amazon motor kits from China with controller/display for under $275, as low as $250 depending on display, You get the IT4 cable harness and waterproof connectors all around, plus a...
Forum: Bicycle Mechanics
11-03-23, 11:32 AM
Replies: 39
Views: 1,853
Posted By Doc_Wui

A few years ago, I mounted my front tube with a...

A few years ago, I mounted my front tube with a double twist in it, The tube took several years before it started to leak in one of the twisted sections. That's not so bad. I also drill out Presta...
Forum: Electric Bikes
10-30-23, 06:23 PM
Replies: 37
Views: 3,045
Posted By Doc_Wui

I was riding this bike around in the Cook County...

I was riding this bike around in the Cook County Forest Preserves back when it was warmer, I bought the Giant Rinco for 50 bucks. The motor is a Tongsheng TSDZ2B middrive, ordered from China for $262...
Forum: Electric Bikes
10-29-23, 04:06 PM
Replies: 12
Views: 995
Posted By Doc_Wui

I poke along at 12 mph and even though I ride...

I poke along at 12 mph and even though I ride cadence sensor bikes most of the time, that's fast enough in level 1 PAS that I do feel hills and headwinds.On my torque assist bike conversion, I only...
Forum: Electric Bikes
10-21-23, 03:26 PM
Replies: 5
Views: 506
Posted By Doc_Wui

I'd buy the Ride 1Up Roaster V2, and since I was...

I'd buy the Ride 1Up Roaster V2, and since I was given $2k, I would try putting a TSDZ2B middrive on the BB and losing the hub motor. Might run OK on 36V7AH. Might disappoint.

OK, let's think...
Forum: Folding Bikes
10-13-23, 06:52 PM
Replies: 104
Views: 35,866
Posted By Doc_Wui

This was ordered from China via aliexpress a few...

This was ordered from China via aliexpress a few years ago and turned out to be really small. My 10 year old grand daughter eventually got tall enough to have it....
Forum: Electric Bikes
10-07-23, 08:51 AM
Replies: 18
Views: 899
Posted By Doc_Wui

If I were still working, I doubt I could ever...

If I were still working, I doubt I could ever commute to my last job. It's only 6-8 miles, and it's been improved with half of it bike path today. The last mile is a forced ride along a 45 mph 4...
Forum: Electric Bikes
10-07-23, 08:38 AM
Replies: 29
Views: 2,625
Posted By Doc_Wui

Now that is a classy looking bike, If I were...

Now that is a classy looking bike, If I were starting out again today, I 'd want one, It's like a biker's ebike.
Forum: Electric Bikes
10-02-23, 06:40 PM
Replies: 5
Views: 515
Posted By Doc_Wui

A lot of us older riders might be in a landfill...

A lot of us older riders might be in a landfill in 10 years. I installed a BBS02 mid drive in a bike in 2016. It still works great, as I took it out tonight. It's too much motor for a Zizzo, You will...
Forum: Electric Bikes
09-29-23, 10:22 AM
Replies: 58
Views: 5,623
Posted By Doc_Wui

Only lawyers can afford lawyer lips? Yikes, they...

Only lawyers can afford lawyer lips? Yikes, they cost like $2-4 a unit on amazon/ebay. I should stop by the bike shop and see what they want. I need to put them on my grandkid's bike, which has...
Forum: Electric Bikes
09-16-23, 07:03 PM
Replies: 4
Views: 539
Posted By Doc_Wui

Some road bikes have funny 120-125mm rear drop...

Some road bikes have funny 120-125mm rear drop out widths don't they? A lot of hub motors are 135mm rear or 100mm front, If it's steel, 5mm can be bent, I guess.

You also want to get them with the...
Forum: Electric Bikes
08-24-23, 09:44 PM
Replies: 19
Views: 881
Posted By Doc_Wui

I converted a Raleigh Mixtee, very similar to a...

I converted a Raleigh Mixtee, very similar to a red one my wife had in 1975. except her bike had dropped bars I installed a $260 TSDZ2 mid drive motor. Spent some money on alloy rims and new tires....
Forum: Folding Bikes
08-14-23, 09:08 AM
Replies: 1,504
Views: 443,055
Posted By Doc_Wui

Two Downtubes on the Mickelsen Trail in South...

Two Downtubes on the Mickelsen Trail in South Dakota. Schwalbe Big Apples did OK on the gravel. 2.125" on the 8FS, and 2" on the Nova. A little electricity helped us 70 year olds.

...
Forum: Electric Bikes
07-22-23, 11:34 PM
Replies: 27
Views: 1,857
Posted By Doc_Wui

30 year old Raleigh Mixte. Fitted with Tong Sheng...

30 year old Raleigh Mixte. Fitted with Tong Sheng TSDZ2 kit. $270. Custom 48V 26 cell battery that was made by a backlot builder, (m3) $150 for the components.

It hasn't folded up on me, so I...
Forum: Electric Bikes
05-24-23, 12:07 AM
Replies: 23
Views: 1,997
Posted By Doc_Wui

I've bought a few inexpensive ebikes, and find...

I've bought a few inexpensive ebikes, and find that the bike parts are usually low end, but reputable Shimano. Their Tourney derailleur found on almost all of these models costs $12 on amazon, so it...
Forum: Folding Bikes
02-01-23, 08:05 AM
Replies: 1
Views: 430
Posted By Doc_Wui

George Michelson Trail on a Folder?

Anyone ever done something this on 20" and maybe wider" tires? Wondering whether we would take the 26" mountain bikes or the folders, which are easier to tote. They're all electric assist...
Forum: Electric Bikes
01-05-23, 02:26 PM
Replies: 5
Views: 1,166
Posted By Doc_Wui

This is where you try another battery and find...

This is where you try another battery and find the problem goes away. Got a friend with the same bike or battery? How about the shop that sold it to you? It's just the try a known good replacement...
Forum: Electric Bikes
12-29-22, 10:19 PM
Replies: 5
Views: 1,166
Posted By Doc_Wui

Does your S866 have 20 P settings. Look up P12...

Does your S866 have 20 P settings. Look up P12 and P14. First one sets throttle strength. Second one set the amount of current. What's the current rating of the controller?

You probably had a...
Forum: Electric Bikes
11-20-22, 12:02 AM
Replies: 10
Views: 938
Posted By Doc_Wui

Tried more than a few times. The Mando Footlose...

Tried more than a few times. The Mando Footlose was one of the early flops. A human being pedaling a generator cannot generate enough power to turn the motor on an ebike. So when the battery is dead,...
Forum: Electric Bikes
11-12-22, 11:55 PM
Replies: 1,066
Views: 1,045,822
Posted By Doc_Wui

This bike came together slowly. I bought a...

This bike came together slowly. I bought a TongSheng TSDZ2 kit in 2019. Never found a bike for it. In 2021, I picked up a 1980's all steel Raleigh Mixtee at a garage sale, and it sat outdoors for 18...
Forum: Electric Bikes
11-06-22, 04:41 PM
Replies: 8
Views: 1,327
Posted By Doc_Wui

As my 9 year old granddaughter yelled as she...

As my 9 year old granddaughter yelled as she moved from a 20" coaster brake bike to a 7 speed 20" minivello with disk brakes that I gave her, "THIS IS FUN!!!!!",

I felt the same when I ditched my...
Forum: Electric Bikes
11-03-22, 09:13 PM
Replies: 4
Views: 708
Posted By Doc_Wui

I think 56V EGO batteries are popular for DIY...

I think 56V EGO batteries are popular for DIY ebikes. Get a blown out charger and re-use the docking part on the bike. One thing about a name brand tool battery is that it's well made and less likely...
Forum: Electric Bikes
10-16-22, 07:48 PM
Replies: 6
Views: 570
Posted By Doc_Wui

As usual, best ebike is the one you're riding. ...

As usual, best ebike is the one you're riding.

I have converted regular bikes into ebikes, and we've kept the ones we like. I think they're fine, and have no wish to replace any of them with...
Forum: General Cycling Discussion
10-10-22, 11:29 PM
Replies: 18
Views: 1,326
Posted By Doc_Wui

They rust like steel though. I will put some...

They rust like steel though. I will put some anti-seize on that post. Thanks for the tip!
Forum: Electric Bikes
10-07-22, 12:34 PM
Replies: 29
Views: 3,613
Posted By Doc_Wui

You know, they all made these wishes back in...

You know, they all made these wishes back in 2010! And with one exception, none of the respondents have posted anything since I joined the forum in 2015. Maybe it's me.

My wish is just for a ebike...
Forum: Electric Bikes
10-06-22, 05:59 PM
Replies: 3
Views: 923
Posted By Doc_Wui

On sale from the Kohls website (just search for...

On sale from the Kohls website (just search for Oslo) at an unreal $225!

Read the reviews. They are accurate about its rideability, but if you have some DIY skills, you can add a throttle for 15...
Forum: Electric Bikes
10-06-22, 05:50 PM
Replies: 2
Views: 399
Posted By Doc_Wui

Ebikes are banned on the sidewalk where I live....

Ebikes are banned on the sidewalk where I live. In some places, like the business districts of larger cities, no cyclist wants to be on the sidewalk. Too many pedestrians and it's rude.

In other...
Forum: Electric Bikes
09-29-22, 10:12 PM
Replies: 1,066
Views: 1,045,822
Posted By Doc_Wui

Raleigh 27" 15 speed Mixte with high bars,...

Raleigh 27" 15 speed Mixte with high bars, converted with Tong Sheng 48V 500W TSDZ2 mid drive. Powered with DIY 48V7AH 26 cell battery in a water bottle.

A very mild mannered, slow pig of an...
Forum: Electric Bikes
09-17-22, 08:43 PM
Replies: 2
Views: 328
Posted By Doc_Wui

IF you're using the old BMS. it was connected to...

IF you're using the old BMS. it was connected to the switch. If you replaced the BMS in your rebuild, than you needed a BMS with an ON/OFF circuit.
Forum: Electric Bikes
09-16-22, 10:49 PM
Replies: 52
Views: 5,067
Posted By Doc_Wui

My wife and I have ridden over 20000 miles on...

My wife and I have ridden over 20000 miles on ebikes the last seven years. If these were regular bikes, it would probably be 350 miles.That reminds me that I have not ridden my regular bike all year,...
Forum: Electric Bikes
09-10-22, 09:08 AM
Replies: 1,066
Views: 1,045,822
Posted By Doc_Wui

What, you want to come over and ride it? No way, ...

What, you want to come over and ride it? No way,

But there are ebike pics in this thread taken over the years. You can go all the way back to when ebikes had wooden wheels.Here are the later...
Showing results 1 to 50 of 181
 
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