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Search: Posts Made By: wphamilton
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Forum: Commuting
07-23-19, 07:29 AM
Replies: 32
Views: 1,293
Posted By wphamilton

When I began, knowing almost nothing about bikes,...

When I began, knowing almost nothing about bikes, I followed the general advice and called every bike shop in the area. None of them had a used bike, period. That avenue did not exist. Looking at...
07-21-19, 10:30 AM
Replies: 24
Views: 832
Posted By wphamilton

OK I'll admit it, I have selected gears for no...

OK I'll admit it, I have selected gears for no other reason than to distribute wear. I don't shift as much as most, and sometimes I don't "shift" mentally from my fixed gear to road bike and might...
07-21-19, 10:10 AM
Replies: 35
Views: 1,275
Posted By wphamilton

It's true, illegal to ride in the sidewalk in...

It's true, illegal to ride in the sidewalk in Georgia except where marked otherwise. However I've never seen nor heard of that being enforced. So I don't consider it a real law - not enforced and...
07-21-19, 09:48 AM
Replies: 44
Views: 978
Posted By wphamilton

I've really enjoyed my fixed gear for the past...

I've really enjoyed my fixed gear for the past several years, almost all of it on commuting rides. But I have to say, I've flipped it to the freewheel side and may never go back. Having apparently...
Forum: Road Cycling
07-21-19, 09:35 AM
Replies: 75
Views: 5,020
Posted By wphamilton

Cadence is funny in that it's hard to get a...

Cadence is funny in that it's hard to get a precise feel for it, even counting and timing it, until you have a cadence sensor. But when you do have the sensor, after maybe even just a week of that...
07-21-19, 09:18 AM
Replies: 16
Views: 578
Posted By wphamilton

So the child was walking, literally a pedestrian...

So the child was walking, literally a pedestrian in the crosswalk, when he was struck by the truck.

Talking about helmet laws only obscures the very real problems that allowed this to happen, and...
07-20-19, 11:18 AM
Replies: 66
Views: 2,138
Posted By wphamilton

Patting the hip, by some "serious" roadies, ...

Patting the hip, by some "serious" roadies, means go ahead and draft. Pointing down may have been her embellishment giving you permission to move up closer.

I'd have taken it to be a request to...
07-19-19, 03:14 PM
Replies: 28
Views: 1,285
Posted By wphamilton

Close but not perfect, since we have an order of...

Close but not perfect, since we have an order of operations ambiguity with the serial division. 28/38/48 could be 35.4 if you go right to left instead of left to right. Just to add some more nerdy...
07-19-19, 11:18 AM
Replies: 103
Views: 5,757
Posted By wphamilton

Yep. I'd say he was 90% correct not 100%, because...

Yep. I'd say he was 90% correct not 100%, because I see a strong drop-off in the number of cyclists out when the temperatures rise.
07-19-19, 07:46 AM
Replies: 103
Views: 5,757
Posted By wphamilton

It's never been too hot for me to ride, since...

It's never been too hot for me to ride, since I've lived here in Georgia. It's very seldom hotter than high 90's. As long as I keep moving and have enough water I'm generally OK.
Forum: Commuting
07-19-19, 07:42 AM
Replies: 1,297
Views: 34,668
Posted By wphamilton

So far all the thunderstorms have missed me this...

So far all the thunderstorms have missed me this week, which I pretty much expected from the forecast. Less than .5" in a day usually leaves me gaps enough. The irony is that after a rain has been...
07-19-19, 07:29 AM
Replies: 35
Views: 1,261
Posted By wphamilton

Can the coop negotiate to pick up only the bikes...

Can the coop negotiate to pick up only the bikes they want, and the University take the rest to recycle? They'd still get their press, you'd get free bikes.

No one should complain if all they're...
07-19-19, 07:19 AM
Replies: 28
Views: 1,285
Posted By wphamilton

To be fair there's not a whole lot of difference....

To be fair there's not a whole lot of difference. No top gear and the 22 for a steep hill and that's about it.
Forum: Commuting
07-17-19, 02:44 PM
Replies: 1,297
Views: 34,668
Posted By wphamilton

At least the rain tends to cool it down. This...

At least the rain tends to cool it down. This isn't as bad as it looks - because not that much water - but I just don't like seeing the thunderstorm icons for every day.

The humidity though, like...
07-16-19, 07:00 PM
Replies: 31
Views: 3,441
Posted By wphamilton

You're making no sense, but that's your...

You're making no sense, but that's your prerogative I guess. I'm cool with that.
07-16-19, 12:43 PM
Replies: 53
Views: 5,538
Posted By wphamilton

Try screwing the B-screw in from the inside,...

Try screwing the B-screw in from the inside, rather than the outside, to get a little more adjustment out of it.
07-16-19, 12:12 PM
Replies: 31
Views: 3,441
Posted By wphamilton

I consider improving maximal oxygen uptake a...

I consider improving maximal oxygen uptake a normal part of fitness training. Not to "max out your fitness" as you put it. Completely different IMO.
07-16-19, 07:08 AM
Replies: 31
Views: 3,441
Posted By wphamilton

Increase maximal oxygen uptake capacity. Fitness...

Increase maximal oxygen uptake capacity. Fitness is an end in itself.
07-15-19, 05:17 PM
Replies: 43
Views: 1,549
Posted By wphamilton

Different gears, start of the ride and later?

Different gears, start of the ride and later?
07-14-19, 08:10 AM
Replies: 17
Views: 732
Posted By wphamilton

I don't know which one you mean but this one has...

I don't know which one you mean but this one has worked great for me. It was more of a splurge than "cheap" from my perspective, but cheaper than some I guess.
...
07-14-19, 08:04 AM
Replies: 43
Views: 1,549
Posted By wphamilton

It's a few dollars more if you don't replace the...

It's a few dollars more if you don't replace the chains. Assuming $8-$9 chains and $15 cassettes and my usual wear and tear.

It's only a few dollars though, and I don't bother scrubbing my chains...
07-12-19, 07:27 AM
Replies: 43
Views: 1,549
Posted By wphamilton

I thought I did give you numbers already, but...

I thought I did give you numbers already, but here's a few more details. Keeping in mind that this is all "ballpark" range.

A fixed gear drive train in good condition is 98%-99% efficient.
...
Forum: Commuting
07-12-19, 07:11 AM
Replies: 1,297
Views: 34,668
Posted By wphamilton

Coming up to the last left turn, I see one car...

Coming up to the last left turn, I see one car coming up in the far left lane and the other two lanes are clear. So I wait over in my bike lane for him to get by, and wait ... for some reason the...
Forum: Road Cycling
07-11-19, 11:47 AM
Replies: 66
Views: 3,077
Posted By wphamilton

I also tried Glympse which does the trick, but it...

I also tried Glympse which does the trick, but it didn't take long to realize that she never clicked on the Glympse map. It's when you're unexpectedly late, or maybe doing errands, that it matters....
Forum: Commuting
07-11-19, 11:37 AM
Replies: 1,297
Views: 34,668
Posted By wphamilton

Good, at least something good can come from it. ...

Good, at least something good can come from it. I thought for 2 years that I was careful enough on the FG for it not to be a serious problem, but it only takes a moment.
07-11-19, 07:42 AM
Replies: 79
Views: 3,934
Posted By wphamilton

Yes, you can see the cars coming and dodge if you...

Yes, you can see the cars coming and dodge if you need to, and you don't have to keep looking over your shoulder for right-turning cars at every intersection. But I do it too because I like to take...
Forum: Commuting
07-11-19, 07:26 AM
Replies: 1,297
Views: 34,668
Posted By wphamilton

Take it from me, just be extra careful on the...

Take it from me, just be extra careful on the fixed gear and even more caution after it feels normal. After a rain, feeling good and cranking it up is when it's dangerous for me. The road looks...
07-11-19, 07:16 AM
Replies: 78
Views: 6,107
Posted By wphamilton

That's actually a pretty good amount of riding in...

That's actually a pretty good amount of riding in the first seven rides. What I or any other cyclist does now doesn't relate, but what were our first rides?

My first ride (wife's car wouldn't...
Forum: Commuting
07-10-19, 07:27 PM
Replies: 22
Views: 2,113
Posted By wphamilton

Dawes SST with DIY fenders, chain cover and...

Dawes SST with DIY fenders, chain cover and laptop pannier. The gearing it came with, 46x16 gives me 76-77 gear inches which is just about right for the smaller hills around here.
...
07-10-19, 09:16 AM
Replies: 25
Views: 1,820
Posted By wphamilton

The best way is to ask your husband to tone it...

The best way is to ask your husband to tone it down a notch when you're riding together. I'm not trying to be snarky, because I've been there and done that and realized that riding with my wife is...
07-10-19, 09:06 AM
Replies: 23
Views: 2,189
Posted By wphamilton

"Listen to your body" is definitely part of it,...

"Listen to your body" is definitely part of it, and I consider it to be the ultimate veto over whatever plans and goals we may have established for training. On a daily basis even. But I don't think...
Forum: Road Cycling
07-09-19, 05:24 PM
Replies: 47
Views: 2,152
Posted By wphamilton

I think they need lower gears so that they're...

I think they need lower gears so that they're kind of moving while they get their clipless clicked in. At least that's what it looks like - I'm not as shifty as most of you guys so I can't say for...
07-09-19, 05:18 PM
Replies: 43
Views: 1,549
Posted By wphamilton

I have read that a drive train perfectly...

I have read that a drive train perfectly maintained could be as much as 98% efficient (depending on the gear selection) and one poorly maintained could be as low as 88%. Poorly maintained may have...
Forum: Road Cycling
07-09-19, 07:33 AM
Replies: 47
Views: 2,152
Posted By wphamilton

accelerate from 0 to 40 in just 18 seconds ...

accelerate from 0 to 40 in just 18 seconds

So his velocity over 18 seconds is just 20 mph, if his acceleration is constant. It makes him the best at something, but not the "fastest" cyclist IMO....
Forum: Commuting
07-09-19, 07:17 AM
Replies: 33
Views: 3,171
Posted By wphamilton

I sometimes just wear regular dress pants while...

I sometimes just wear regular dress pants while commuting, in nice weather anyway, and change to shorts for the home leg. While it's not strictly on topic, just saying that the alternative is not...
Forum: Commuting
07-09-19, 07:13 AM
Replies: 1,297
Views: 34,668
Posted By wphamilton

Still riding since I started up last week,...

Still riding since I started up last week, convalescing is over. I'm still keeping it easy though, no more than around 18 on my road bike.


I'm not 100% certain but I think if I disregard...
07-09-19, 06:51 AM
Replies: 31
Views: 1,835
Posted By wphamilton

I used a glove mirror, that I'd affixed to an...

I used a glove mirror, that I'd affixed to an elastic band to slip over my hand. Not the same thing, but I'd probably have the same objection. It's just that it would take an extra second to position...
07-08-19, 08:48 AM
Replies: 99
Views: 7,179
Posted By wphamilton

Yep we're always going to have rolling...

Yep we're always going to have rolling resistance, no getting around that. How much weight matters to that (proportional to total weight) is apparently hotly disputed.

Regarding the effort...
07-08-19, 07:25 AM
Replies: 99
Views: 7,179
Posted By wphamilton

That's not as simple as one might think. If you...

That's not as simple as one might think. If you could isolate the resistance the cyclist overcomes to merely rolling resistance, I think a strong cyclist could keep it rolling. Unfortunately you...
07-07-19, 01:07 PM
Replies: 19
Views: 1,299
Posted By wphamilton

If you can get a graph of that, supposedly you...

If you can get a graph of that, supposedly you can spot the inflection point where the lactate threshold starts. Probably Golden Cheetah can give you the same thing. I haven't analyzed that...
07-07-19, 12:59 PM
Replies: 31
Views: 1,835
Posted By wphamilton

Maybe try a larger mirror, on the theory that it...

Maybe try a larger mirror, on the theory that it will be more natural to focus on a larger portion of the field of view.
07-07-19, 11:46 AM
Replies: 81
Views: 5,301
Posted By wphamilton

I tend to back off around 40 mph these days,...

I tend to back off around 40 mph these days, saving it for the next up slope. A lot of it is just what you're used to - 40 happens to be about as much as I can get coasting down the hills close...
07-06-19, 03:39 PM
Replies: 23
Views: 2,189
Posted By wphamilton

For me, without something to pull on, I would...

For me, without something to pull on, I would roll over onto the uninjured left side (which was painful but doable) pull my legs up, and then push up with my left arm rotating on my thigh to upright.
Forum: Commuting
07-06-19, 02:10 PM
Replies: 32
Views: 2,458
Posted By wphamilton

4 sheets of coroplast, cutouts for the...

4 sheets of coroplast, cutouts for the handlebars, curved sides and zip-tied front and back for a boat shape or teardrop shape if you want to get fancy. Around the bikes of course.
07-06-19, 01:59 PM
Replies: 23
Views: 2,189
Posted By wphamilton

I'm going to keep this up sporadically because...

I'm going to keep this up sporadically because there is not much out there for a 50+ (just turned 60) training come-back from this. Not a daily log obviously, but the trajectory might help someone...
07-06-19, 11:17 AM
Replies: 46
Views: 15,860
Posted By wphamilton

This one was probably the lightest and most aero...

This one was probably the lightest and most aero of the half dozen or so I've built. Someone filmed this on one of my commutes and I found it on youtube.

https://youtu.be/akTv5ZwTBSM
07-05-19, 08:16 PM
Replies: 100
Views: 6,151
Posted By wphamilton

I think you're probably right. I found out in a...

I think you're probably right. I found out in a recent hospital stay that I had a magnesium deficiency. I don't know why, because I eat avocados, nuts, raw spinach and bananas, fish, all sources of...
07-05-19, 02:39 PM
Replies: 99
Views: 7,179
Posted By wphamilton

Even that's not necessarily true, depending on...

Even that's not necessarily true, depending on the specifics of what the weights are and what his power is.

But more to the point, you are adding an extraneous variable. does weight matter on the...
07-05-19, 02:11 PM
Replies: 23
Views: 2,189
Posted By wphamilton

Over 3 weeks out, if anyone facing this reads...

Over 3 weeks out, if anyone facing this reads this thread later, a treadmill run went OK without a sling or rib wrap. I know, you see this same question in running blogs but it's always something...
07-05-19, 01:37 PM
Replies: 99
Views: 7,179
Posted By wphamilton

I don't know what your point is. If one guy puts...

I don't know what your point is. If one guy puts out 300 watts, and the other 150 watts, and they both add the same percentage mass, they will both have the same percentage change in acceleration....
Showing results 1 to 50 of 1000
 


 
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