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Search: Posts Made By: terrymorse
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Forum: Road Cycling
07-23-21, 07:31 AM
Replies: 42
Views: 499
Posted By terrymorse

For cooling purposes, the important factor is the...

For cooling purposes, the important factor is the absolute difference between the object's temperature and the ambient temperature (ΔT). Temperature units don't matter, as long as they are...
Forum: Road Cycling
07-22-21, 10:16 AM
Replies: 42
Views: 499
Posted By terrymorse

The black helmet was hotter, but the 1ºF...

The black helmet was hotter, but the 1ºF difference at 5mph air flow was barely enough to detect.

At 6.5mph air flow, the difference was less than 0.3ºF.
Forum: Road Cycling
07-21-21, 07:31 PM
Replies: 42
Views: 499
Posted By terrymorse

Years ago, I did some thermal testing of white vs...

Years ago, I did some thermal testing of white vs black helmets under simulated sunlight.

With air moving at 5mph, the white helmet was 1.5ºF above ambient.

Under the same conditions, the black...
Forum: Road Cycling
07-21-21, 06:21 PM
Replies: 44
Views: 919
Posted By terrymorse

Another option is a custom wheel set from...

Another option is a custom wheel set from coloradocyclist.com (https://www.coloradocyclist.com/custom-road-bike-wheelsets).

If you select Shimano 105 hubs, there are several configurations for...
Forum: Road Cycling
07-21-21, 06:13 PM
Replies: 47
Views: 908
Posted By terrymorse

The wife and I did a ride on the California coast...

The wife and I did a ride on the California coast last Saturday. At the little convenience store at Costanoa Lodge (https://costanoa.com), I paid with my Apple Watch. I did the same at the grocery...
Forum: Road Cycling
07-21-21, 05:37 PM
Replies: 14
Views: 425
Posted By terrymorse

But you do need to think about these things when...

But you do need to think about these things when you're learning and practicing the technique, until they become second nature.
Forum: Road Cycling
07-21-21, 05:33 PM
Replies: 49
Views: 943
Posted By terrymorse

Sure, that's what happens most of the time. ...

Sure, that's what happens most of the time.

But if you're just talking about maximum braking, that is always the point where the rear wheel is about to lift off. That situation holds at any...
07-21-21, 10:21 AM
Replies: 88
Views: 1,275
Posted By terrymorse

Here's an example why doing large event rides...

Here's an example why doing large event rides makes me nervous. Unless you ride off the front, you're at the mercy of the least skilled riders.
07-21-21, 08:40 AM
Replies: 16
Views: 269
Posted By terrymorse

Bib shorts provide a “lift”, keeping the...

Bib shorts provide a “lift”, keeping the sensitive man parts safely out of harm’s way.
Forum: Road Cycling
07-20-21, 11:24 PM
Replies: 49
Views: 943
Posted By terrymorse

It's not "my view". It's an established fact: ...

It's not "my view". It's an established fact:

A bike is at maximum deceleration when the rear tire begins to lift off the pavement.

Brake as you wish, but if you claim that using both brakes is...
Forum: Road Cycling
07-20-21, 11:08 PM
Replies: 49
Views: 943
Posted By terrymorse

Go practice some emergency braking in a straight...

Go practice some emergency braking in a straight line, on dry pavement. You'll quickly discover that the rear brake is essentially useless in that situation.

A simple force diagram shows that...
Forum: Road Cycling
07-20-21, 10:36 PM
Replies: 49
Views: 943
Posted By terrymorse

The fastest deceleration occurs when the rear...

The fastest deceleration occurs when the rear wheel begins to lift off the pavement. At that point, the rear brake is useless.
Forum: Road Cycling
07-20-21, 10:25 PM
Replies: 14
Views: 425
Posted By terrymorse

1. Hands should be pushing against the drops only...

1. Hands should be pushing against the drops only enough to keep your body back. Elbows should be bent and arms should be flexible enough be absorb bumps.

2. Weight should be on the pedals, not...
Forum: Road Cycling
07-20-21, 04:08 PM
Replies: 44
Views: 919
Posted By terrymorse

lightbicycle.com...

lightbicycle.com (https://www.lightbicycle.com/carbon-road-gravel-cx-disc-bike/wheels) lists a "quick buy" wheel set that looks close to your specs, starting at $515. Internal rim width is 21mm.
07-20-21, 02:57 PM
Replies: 88
Views: 1,275
Posted By terrymorse

Three hours, that must require some serious...

Three hours, that must require some serious dedication!

I worked up to 2 hours on the trainer when recovering from hip surgery. That was mind-numbingly dull. Glad that was only for a few weeks.
07-20-21, 01:49 PM
Replies: 88
Views: 1,275
Posted By terrymorse

Strength training: the gym wins Aerobic...

Strength training: the gym wins

Aerobic training: the bike wins

To those who say “I can get a killer aerobic workout at the gym”, I say, “But do you?”
Forum: Road Cycling
07-20-21, 08:51 AM
Replies: 109
Views: 2,977
Posted By terrymorse

Some of the other older manufacturers, off the...

Some of the other older manufacturers, off the top of my head:

Dia-Compe (https://en.wikipedia.org/wiki/Dia-Compe), still operating today

Simplex...
07-19-21, 10:39 PM
Replies: 14
Views: 875
Posted By terrymorse

If you are an endurance athlete, you may want to...

If you are an endurance athlete, you may want to consider seeking out a sports cardiologist. They specialize in the treatment of athletes and are familiar with drug treatments that don't impair...
Forum: Road Cycling
07-19-21, 09:19 PM
Replies: 244
Views: 5,086
Posted By terrymorse

Better not drive a car then. Many are already...

Better not drive a car then. Many are already brake-by-wire (https://en.m.wikipedia.org/wiki/Brake-by-wire).
07-19-21, 06:14 PM
Replies: 47
Views: 948
Posted By terrymorse

In the plus column, internal cable routing is an...

In the plus column, internal cable routing is an iron-clad excuse to buy yet another tool (https://www.parktool.com/product/internal-cable-routing-kit-ir-1-2).
Forum: Road Cycling
07-19-21, 06:04 PM
Replies: 109
Views: 2,977
Posted By terrymorse

One more than the other. Considerably more.

One more than the other. Considerably more.
Forum: Road Cycling
07-19-21, 04:43 PM
Replies: 244
Views: 5,086
Posted By terrymorse

Probably not, but here's a prediction that's more...

Probably not, but here's a prediction that's more plausible: anti-lock brakes.

Bike manufacturers will call it the most significant improvement for road bikes in years.

People will line up to...
Forum: Road Cycling
07-19-21, 04:39 PM
Replies: 47
Views: 908
Posted By terrymorse

Topeak multi-tool with some hex bits and 2...

Topeak multi-tool with some hex bits and 2 aluminum tire levers (discontinued)
Performance Lunar Light inner tube
2 1 g CO2 cartridges
1 CO₂ inflation head

I'm playing with the idea of...
Forum: Road Cycling
07-19-21, 04:26 PM
Replies: 54
Views: 1,701
Posted By terrymorse

I doubt that you bonked (ran out of fuel). Not in...

I doubt that you bonked (ran out of fuel). Not in 21 miles.

Instead, it's very likely that you simply went harder than your current level of fitness would allow.
07-19-21, 04:06 PM
Replies: 14
Views: 635
Posted By terrymorse

What used to be anomalous heat events is becoming...

What used to be anomalous heat events is becoming more commonplace.

The PNW heat event used to be a 1 in 100,000 year event. With the warming of the past few decades, it is now a 1 in 1,000 year...
07-18-21, 06:57 PM
Replies: 276
Views: 4,740
Posted By terrymorse

In other animals, scientists would consider a...

In other animals, scientists would consider a hairy male body a "visual signal" that elicits instinctive responses in the viewer.

Since excess body hair is a marker for testosterone, and...
07-18-21, 06:40 PM
Replies: 25
Views: 767
Posted By terrymorse

So I looked up the reach range on that Tektro...

So I looked up the reach range on that Tektro caliper (https://www.tektro.com/products.php?p=184): 65-84mm.

The OP writes the measured distance from the fork mounting bolt hole to the braking...
Forum: Road Cycling
07-18-21, 11:16 AM
Replies: 37
Views: 929
Posted By terrymorse

Not everyone's "CLEAR" means the same thing. ...

Not everyone's "CLEAR" means the same thing.

It might mean "you can make it right now if you sprint your a** off".
Forum: Road Cycling
07-18-21, 11:12 AM
Replies: 244
Views: 5,086
Posted By terrymorse

Nice hyperbole, but it doesn't deserve a response.

Nice hyperbole, but it doesn't deserve a response.
Forum: Road Cycling
07-18-21, 10:56 AM
Replies: 244
Views: 5,086
Posted By terrymorse

No, I am not writing anything remotely close to...

No, I am not writing anything remotely close to that. "all future road bikes will be inferior" is wholly your invention.

I'm writing that my current favorite frameset will soon be functionally...
Forum: Road Cycling
07-18-21, 10:44 AM
Replies: 244
Views: 5,086
Posted By terrymorse

I don't recall mentioning anything about an...

I don't recall mentioning anything about an inferior product.

However, I did cite the avalanche of marketing hype (https://www.bikeforums.net/22144545-post33.html) around a different (and...
Forum: Road Cycling
07-18-21, 10:34 AM
Replies: 244
Views: 5,086
Posted By terrymorse

I don't hate disc brakes. I've ridden them, they...

I don't hate disc brakes. I've ridden them, they work well enough. As do rim brakes.

I hate the fact that the industry has taken away my options, obsoleting my favorite frameset.

The clock is...
Forum: Road Cycling
07-18-21, 10:05 AM
Replies: 244
Views: 5,086
Posted By terrymorse

"Buyers decided" -- all by themselves, completely...

"Buyers decided" -- all by themselves, completely rationally, based on perfect and unbiased information.

<eye-roll>
07-17-21, 08:39 PM
Replies: 13
Views: 343
Posted By terrymorse

Descending in the rain is not so fun. My two...

Descending in the rain is not so fun. My two worst crashes were descents on wet roads.
07-17-21, 08:33 PM
Replies: 20
Views: 806
Posted By terrymorse

Voler is moving to a new shopping site...

Voler is moving to a new shopping site shop.voler.com. Not all the inventory is there yet.

They do have a club-fit mystery jersey...
Forum: Road Cycling
07-17-21, 08:21 PM
Replies: 244
Views: 5,086
Posted By terrymorse

Cable disc brakes have pistons? I thought...

Cable disc brakes have pistons?

I thought pistons and cylinders were a hydraulic-only thing.
07-17-21, 10:52 AM
Replies: 172
Views: 9,944
Posted By terrymorse

Yeah, that also had me scratching my head. I'm...

Yeah, that also had me scratching my head. I'm not sure where that "70% of VO2max" falls with respect to FTP.

Coggan says that VO2max is 106-120% of LT power, so 70% of VO2max would be 74-84% of...
07-17-21, 10:45 AM
Replies: 23
Views: 652
Posted By terrymorse

Same 50x34 for me, for decades now. The 50...

Same 50x34 for me, for decades now.

The 50 ring has me using the middle cassette cogs (3rd-6th) most of the time, and I spin out my biggest gear (on a substantial downhill) around 45 mph. But I'm...
07-17-21, 10:18 AM
Replies: 28
Views: 761
Posted By terrymorse

Those aren't seams. Those are lines in the curing...

Those aren't seams. Those are lines in the curing mould:

...
Forum: Road Cycling
07-17-21, 10:06 AM
Replies: 244
Views: 5,086
Posted By terrymorse

It's not like I have a choice in the matter. When...

It's not like I have a choice in the matter. When it comes time to get a new bike, It'll be one with disc brakes.

The manufacturers have made that decision for me.
07-17-21, 09:38 AM
Replies: 25
Views: 767
Posted By terrymorse

Why is that brake caliper garbage? It looks like...

Why is that brake caliper garbage? It looks like every other BMX side pull caliper, but with a longer reach.

Did you miss the part in this thread in which the OP measured the distance from their...
Forum: Road Cycling
07-17-21, 09:29 AM
Replies: 244
Views: 5,086
Posted By terrymorse

Do disc brakes really require less regular...

Do disc brakes really require less regular maintenance than rim brakes? I sincerely doubt that. It's pretty hard to compete with the simplicity of a rim brake.

Other than giving the barrel...
07-16-21, 11:08 PM
Replies: 276
Views: 4,740
Posted By terrymorse

I meant that the statement is not generally true....

I meant that the statement is not generally true. Sorry, I could have written that more clearly. A generally true statement is true for all cases.

Losing 5 lbs would be unhealthy for me.
07-16-21, 04:10 PM
Replies: 276
Views: 4,740
Posted By terrymorse

As a general statement, that is not true. ...

As a general statement, that is not true.

For some of us, losing 5 lbs would be unhealthy.
Forum: Road Cycling
07-16-21, 02:56 PM
Replies: 244
Views: 5,086
Posted By terrymorse

1. Manufacturers are in it for the money. 2....

1. Manufacturers are in it for the money.
2. The marketing hype worked, no need for collusion.
Forum: Road Cycling
07-16-21, 02:52 PM
Replies: 244
Views: 5,086
Posted By terrymorse

That's great news, consumers must still have...

That's great news, consumers must still have options then.

Meanwhile, back on Earth...

Trek website lists one entry level road bike with rim brakes, for $1000.
Specialized offers 3 low end...
Forum: Road Cycling
07-16-21, 02:40 PM
Replies: 244
Views: 5,086
Posted By terrymorse

They have only to be good enough -- they must...

They have only to be good enough -- they must bring a bike to a stop.

If disc brakes were better in every way, then it would benefit consumers to phase out rim brakes.

But they are not.
Forum: Road Cycling
07-16-21, 02:33 PM
Replies: 244
Views: 5,086
Posted By terrymorse

Consumers won't have that choice, because the...

Consumers won't have that choice, because the manufacturers will have stopped offering rim brakes.

They essentially already have. Try to find a new high-end road bike with rim brakes.
Forum: Road Cycling
07-16-21, 02:28 PM
Replies: 244
Views: 5,086
Posted By terrymorse

Your argument is based on manufacturers offering...

Your argument is based on manufacturers offering rim brakes and disc brakes as equally useful options, letting the consumer make an objective decision over which they prefer.

Which is not how the...
Forum: Road Cycling
07-16-21, 02:19 PM
Replies: 39
Views: 3,670
Posted By terrymorse

Guessing that your gravel/commuter tires are...

Guessing that your gravel/commuter tires are considerably heavier than the GP4000.
Showing results 1 to 50 of 1000
 


 
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