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Search: Posts Made By: JeffOYB
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07-12-19, 09:50 AM
Replies: 43
Views: 1,506
Posted By JeffOYB

quick google says latex saves 5 watts -- nice! ...

quick google says latex saves 5 watts -- nice! (i have decent tires already but cd boost them a notch to Turbo Cottons...)
07-12-19, 09:49 AM
Replies: 43
Views: 1,506
Posted By JeffOYB

i used to run latex tubes and noticed that they...

i used to run latex tubes and noticed that they felt nicer -- are they known to be faster? ...i have a couple around. that wd only take a few minutes. darn. i hope i have 4 of them coz i want them in...
07-12-19, 09:30 AM
Replies: 43
Views: 1,506
Posted By JeffOYB

Whoa! I didn't know. I haven't shaved in decades....

Whoa! I didn't know. I haven't shaved in decades. Free speed! Ha! ...Might do it! Hmmm....
07-12-19, 09:15 AM
Replies: 43
Views: 1,506
Posted By JeffOYB

So when you're riding at 200 watts, say, 5% from...

So when you're riding at 200 watts, say, 5% from worn drivetrain + 1% from badly lubed chain + 1% from stretched chain = 7% = 15 watts. Noticeable.

The old efficiency stats seem probably from WAY...
07-12-19, 07:03 AM
Replies: 43
Views: 1,506
Posted By JeffOYB

i'm interested in the numbers. there are a lot of...

i'm interested in the numbers. there are a lot of numbers in biking. does anyone have numbers for chain and cog wear? that's all.

"losing watts" of course is 100% relative. ...do you lose 2 watts...
07-11-19, 09:25 AM
Replies: 30
Views: 8,797
Posted By JeffOYB

Masters, old farts, and busy career ppl with...

Masters, old farts, and busy career ppl with short time need a different approach to training. ...My impression is it tends to mean that typical workouts are harder than for younger riders or those...
07-09-19, 11:34 AM
Replies: 43
Views: 1,506
Posted By JeffOYB

Losses in watts from worn drivetrain?

How much do I lose in watts when I let my chain and cassette get worn. I'm not sure how stretched mine are right now but when I'm going really hard I'm starting to hear more sound even when the chain...
07-03-19, 08:42 AM
Replies: 3
Views: 733
Posted By JeffOYB

Are shimanos quite a bit diff from ea other, b/w...

Are shimanos quite a bit diff from ea other, b/w models? I've been using SPDs for years. they clog up and suck and ruin races for me. i'm done w them. but there's another shim that is awesome? well,...
06-28-19, 01:16 PM
Replies: 36
Views: 1,164
Posted By JeffOYB

yes

yes
06-28-19, 09:38 AM
Replies: 36
Views: 1,164
Posted By JeffOYB

for sure i've already studied and dismantled as...

for sure i've already studied and dismantled as much as possible. i've tried to wedge off the lens part -- it's glued. no screws. the switch feels like crap but no way to adjust it.

only fix is if...
06-27-19, 02:18 PM
Replies: 36
Views: 1,164
Posted By JeffOYB

what's a nice headlight upgrade if breezer won't...

what's a nice headlight upgrade if breezer won't do that for me. i see their newer bikes have the B&M Lumotec Lyt. looks like they're $45 online.
06-27-19, 12:42 PM
Replies: 2
Views: 887
Posted By JeffOYB

Breezer finally replied just now (after I finally...

Breezer finally replied just now (after I finally told them i'd have to give them a bad review). They said to bring it to any LBS. We'll see what's next.
06-27-19, 12:11 PM
Replies: 36
Views: 1,164
Posted By JeffOYB

Yeah i should just get another. It's just that...

Yeah i should just get another. It's just that it's a new bike and still under warranty. I suppose any replacement would fail soon, too. Yeah, new light seems the ticket. Probably juice going into it...
06-27-19, 12:05 PM
Replies: 2
Views: 887
Posted By JeffOYB

Breezer Uptown light failed: can i open it?

I have a Breezer Uptown w hub generator and lights. (It's 11 months old and under warranty but Breezer is now unresponsive and won't tell me where I can find a dealer. Their dealer that was near me...
06-27-19, 11:56 AM
Replies: 36
Views: 1,164
Posted By JeffOYB

i'm guessing it was glued together. i'm pretty...

i'm guessing it was glued together. i'm pretty good w assembly and such. is it possible breezer used a light that's not possible to open for replacing a bulb/emitter, etc.?

body is a single...
06-27-19, 10:34 AM
Replies: 36
Views: 1,164
Posted By JeffOYB

here is my light. I unmounted it and cant see any...

here is my light. I unmounted it and cant see any way inside.

https://cimg1.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1124/20190627_111313_185315fc025abae648e31e84066e96f6653be805.jpg
06-26-19, 08:50 PM
Replies: 36
Views: 1,164
Posted By JeffOYB

i'll send pics later. it's not a sweet lumotec....

i'll send pics later. it's not a sweet lumotec. it's something cheezy. and totally sealed up. we'll see.
06-26-19, 12:38 PM
Replies: 36
Views: 1,164
Posted By JeffOYB

Oh a Lighting group! that sounds good. the...

Oh a Lighting group! that sounds good.

the wiring simply disappears into the headlight. i wish i could get in there...
06-26-19, 12:20 PM
Replies: 36
Views: 1,164
Posted By JeffOYB

i just reported that i found juice coming out of...

i just reported that i found juice coming out of the hub. i dont know how ground would factor in there.

On the Shimano there is a plastic click-fitting. everything looks fine. and the fitting...
06-26-19, 11:41 AM
Replies: 36
Views: 1,164
Posted By JeffOYB

Here's the latest! I finally looked at the bike...

Here's the latest! I finally looked at the bike more. All the wires appear like new. Connections look fine.

I used a meter on the connection leaving the hub and i got juice! I don't know how to...
06-26-19, 10:27 AM
Replies: 36
Views: 1,164
Posted By JeffOYB

I see that the bracket is painted. The crown is...

I see that the bracket is painted. The crown is painted. I'm not scraping anything. This wouldn't be an intended ground point. So I'm not going to try to make it one. I'll keep looking...
06-25-19, 11:31 AM
Replies: 36
Views: 1,164
Posted By JeffOYB

oh. sorry. dynohub problem to me includes all...

oh. sorry. dynohub problem to me includes all wiring, lightbulbs, etc. -- shorter -- get details in post
06-25-19, 11:11 AM
Replies: 36
Views: 1,164
Posted By JeffOYB

i can't see how i'd seem to be fixated on...

i can't see how i'd seem to be fixated on anything since i haven't said what i've tried yet. i haven't tried anything yet but will use the ideas in the replies. so far i only reported what happened....
06-25-19, 10:01 AM
Replies: 36
Views: 1,164
Posted By JeffOYB

thanks everyone! it was new last august....

thanks everyone!

it was new last august. we'll see about warranty. i'm in discussion w breezer now -- so far it's been circular. my first experience of new product and warranties!
06-23-19, 05:17 PM
Replies: 36
Views: 1,164
Posted By JeffOYB

online purchase ... example of why to buy from...

online purchase ... example of why to buy from LBS ... still it was our first new bike in decades ... we're in the used bike bracket usually
06-23-19, 02:29 PM
Replies: 36
Views: 1,164
Posted By JeffOYB

New Shimano dynohub system stopped working

We have a Breezer Uptown w Shim dynohub. After about 10 rides, the lighting failed. I've never worked on a dynohub. I don't know about diagnosing them. Is there a common glitch to look for?
I...
05-28-19, 02:52 PM
Replies: 7
Views: 514
Posted By JeffOYB

i cleaned and adjusted tighter, looser, relubed...

i cleaned and adjusted tighter, looser, relubed -- no effect. i'll try see if i can get new bearings from my LBS
05-28-19, 07:32 AM
Replies: 7
Views: 514
Posted By JeffOYB

I googled some more and found some good info....

I googled some more and found some good info. Then I played around w the wheel and I see that there's a 5mm fitting for one end of the axle and a dimpled cone-cover sort of thing on the other side....
05-27-19, 04:33 PM
Replies: 7
Views: 514
Posted By JeffOYB

Ksyrium front hub squeaks when weighted

I have Kysrium hubs on my roadbike. When I weight the front end the front wheel starts intermittant squeaking. I also feel pulsing resistance. This seems bad. When I take the wheel out and spin it,...
05-22-19, 06:28 PM
Replies: 50
Views: 2,497
Posted By JeffOYB

not much call to swing from an older 5 hr/wk...

not much call to swing from an older 5 hr/wk rider to Sagan when discussing the least possible yet still effective training method...is there?
05-20-19, 02:12 PM
Replies: 50
Views: 2,497
Posted By JeffOYB

...and for the working Masters w little kids who...

...and for the working Masters w little kids who can get out 3-4 times a week for like 1.5 hrs?
05-20-19, 11:00 AM
Replies: 50
Views: 2,497
Posted By JeffOYB

any summary of his teaching? i've found the...

any summary of his teaching?

i've found the thick books to get way more off into the details and weeds than the scope of my interest in gen'l concepts.

i'm wondering if post-wattmeter things...
05-20-19, 10:56 AM
Replies: 50
Views: 2,497
Posted By JeffOYB

i've found HRM to be sensitive. "whoa that's...

i've found HRM to be sensitive. "whoa that's high!" back off and a few seconds later "ah that's more like it."
05-20-19, 09:26 AM
Replies: 50
Views: 2,497
Posted By JeffOYB

in addition to HIIT it seems that most will be...

in addition to HIIT it seems that most will be using wattmeters and data to advantage to further dial in efforts for specific results.

since i dont have specific goals i find i just use HIIT. i...
05-20-19, 07:59 AM
Replies: 50
Views: 2,497
Posted By JeffOYB

i was just interested in the most general outline...

i was just interested in the most general outline of current best practice for old farts on a short leash.

i got a bit into the weeds w my secret detail tips for those pinning on numbers but that...
05-20-19, 07:42 AM
Replies: 50
Views: 2,497
Posted By JeffOYB

i do like Lon's notion of doing whatever it takes...

i do like Lon's notion of doing whatever it takes to get an hour at near your max.


i dunno about Lon's 90% idea. coz the last time i measured my heart rates in events i was 50 yrs old and doing...
05-20-19, 07:12 AM
Replies: 50
Views: 2,497
Posted By JeffOYB

I hear ya. i think this is at the heart of the...

I hear ya. i think this is at the heart of the Masters training conundrum. Less than 7 hrs/wk = HIIT. And, yes, LSD seems to need to be 2-4 hrs. At least in the lore.

What I think might be cool...
05-19-19, 04:37 PM
Replies: 50
Views: 2,497
Posted By JeffOYB

Weights year round are considered a must for...

Weights year round are considered a must for Masters especially because they start losing muscle mass without ability to replace it. However this may well be running over into the Over 50 zone, which...
05-18-19, 11:30 AM
Replies: 50
Views: 2,497
Posted By JeffOYB

Basic training concepts for Masters? "MOSTLY HARD"?

I recall back in the 90's when I was following training concepts more closely that word came down from VeloNews or somebody that Masters racers were likely going to be building programs around MANY...
05-06-19, 07:19 AM
Replies: 2,085
Views: 641,766
Posted By JeffOYB

1976 Nishiki Comp. Rode hard, put away wet, for...

1976 Nishiki Comp. Rode hard, put away wet, for the past 10 years, nearly zero maint.
...
05-04-19, 01:59 PM
Replies: 14
Views: 477
Posted By JeffOYB

cool -- thx. tektro -- who knows we might...

cool -- thx.

tektro -- who knows we might have a set in the big box. good to know there's a reasonable canti w slot for pad post. (cute that those brakes cost less than the extenders.)

also...
05-04-19, 10:53 AM
Replies: 14
Views: 477
Posted By JeffOYB

is this your way of saying "i am familiar w the...

is this your way of saying "i am familiar w the range of common old cantis and none have height adjust"???
05-04-19, 10:49 AM
Replies: 14
Views: 477
Posted By JeffOYB

ah ahahaha ... i need a 5 minute low dollar fix....

ah ahahaha ... i need a 5 minute low dollar fix. cheap vintage bike. awesome bike. but no re-doing anything or painting. all time will be a *bad* time to add or change anything framewise or paintwise...
05-04-19, 10:12 AM
Replies: 14
Views: 477
Posted By JeffOYB

How easy to convert 27" canti to 700c?

I'm used to easily swapping 27" for 700c with vintage sidepull brakes. they always seem to have enough brake pad slot to just lower them down a bit and presto. A friend just bought an older 27" wheel...
04-09-19, 05:27 AM
Replies: 8
Views: 589
Posted By JeffOYB

I'd really like to be able to get a sense of how...

I'd really like to be able to get a sense of how worn a cassette is. Maybe not possible.

My angle is that I help out at a Bike Co-op. We get a lot of wheels and loose cassettes donated to us. It...
04-08-19, 07:57 PM
Replies: 8
Views: 589
Posted By JeffOYB

I've heard of this tool. Any way to do this trick...

I've heard of this tool. Any way to do this trick without this tool or without a tool? I'm thinking i'll give it a try just by pullling on a length of chain across some cog teeth and see if the end...
04-08-19, 03:41 PM
Replies: 8
Views: 589
Posted By JeffOYB

How to tell if cassette is worn off a bike?

I am looking at a bunch of used wheels and I'm wondering if any of the cassettes are not too worn for a new chain. Is there an easy way to test a cassette to check if it is worn or not. If I...
12-05-18, 02:08 PM
Replies: 5
Views: 1,004
Posted By JeffOYB

So far the fix has just been to take apart and...

So far the fix has just been to take apart and put back together. i'm guessing just a sticky check valve. it's the spring-thing in the hole on the side at the bottom. Unscrew access cap. take springy...
11-29-18, 04:21 PM
Replies: 15
Views: 572
Posted By JeffOYB

i ended up buying a grab-it screw remover for...

i ended up buying a grab-it screw remover for $20. worked instantly. i already had a cheaper type that didn't work. i saw the torx tip on cxmag but the size seemed wrong -- it wdn't jam in. decent...
11-29-18, 11:40 AM
Replies: 15
Views: 572
Posted By JeffOYB

Easiest way to remove rounded-out cleat bolts?

what's the easiest way to remove a 4mm SPD cleat bolt that is rounded-out, stripped, allen key has no purchase. any tricks? i'm soaking in pb blaster right now.
Showing results 1 to 50 of 617
 


 
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