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Search: Posts Made By: terrymorse
Showing results 1 to 50 of 1000
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Forum: General Cycling Discussion
05-25-24, 03:12 PM
Replies: 80
Views: 1,883
Posted By terrymorse

Which I agreed with, but I also commented that...

Which I agreed with, but I also commented that it's irrelevant.

My question was how does rubber relax in response to deformation, and by how much? Here's the result from one static test(*):
...
Forum: General Cycling Discussion
05-25-24, 02:47 PM
Replies: 28
Views: 268
Posted By terrymorse

I don't know. I've used both Garmin and iPhone...

I don't know. I've used both Garmin and iPhone (RideWithGPS), and it seemed that the Garmin tracks jumped around substantially less.

Maybe the sampling rate is higher on the Garmin. I have mine...
Forum: General Cycling Discussion
05-25-24, 02:39 PM
Replies: 28
Views: 268
Posted By terrymorse

And more accurate GPS location, or so it seems.

And more accurate GPS location, or so it seems.
Forum: General Cycling Discussion
05-25-24, 02:36 PM
Replies: 80
Views: 1,883
Posted By terrymorse

The burden of proof falls upon the person making...

The burden of proof falls upon the person making the claim.
Forum: General Cycling Discussion
05-25-24, 02:14 PM
Replies: 80
Views: 1,883
Posted By terrymorse

Got any references to support this claim that...

Got any references to support this claim that deformed rubber does not return to its original shape when the stress is removed?

Because that goes against everything I learned about elastic...
Forum: Fifty Plus (50+)
05-25-24, 02:01 PM
Replies: 5,399
Views: 870,881
Posted By terrymorse

Yeah, it's about the time of year when fish rain...

Yeah, it's about the time of year when fish rain from the sky (https://www.sfgate.com/bayarea/article/raining-fish-in-san-francisco-17272717.php).
Forum: General Cycling Discussion
05-25-24, 01:56 PM
Replies: 80
Views: 1,883
Posted By terrymorse

Nonsense. Stretch and release a rubber band, and...

Nonsense. Stretch and release a rubber band, and it will return to its original length.

Rubber does not lose its elasticity (primarily) from being stressed, but from oxidation, reaction with...
Forum: General Cycling Discussion
05-25-24, 01:13 PM
Replies: 80
Views: 1,883
Posted By terrymorse

Please clarify, because rubber does indeed return...

Please clarify, because rubber does indeed return to its original length when the tension is removed (as long as it doesn't break, of course).

"Glass is more elastic than rubber" is technically...
Forum: General Cycling Discussion
05-24-24, 04:53 PM
Replies: 80
Views: 1,883
Posted By terrymorse

A little clarification: TPU is somewhat elastic,...

A little clarification: TPU is somewhat elastic, but not nearly as elastic as latex or butyl rubber.

TPU elongation at yield (permanent deformation) can go as high as 35%. Butyl rubber elongation...
Forum: Road Cycling
05-24-24, 04:27 PM
Replies: 161
Views: 3,787
Posted By terrymorse

To be fair, there was ample faulty "science" on...

To be fair, there was ample faulty "science" on the "wood is bad" side of the argument, also.
Forum: Training & Nutrition
05-22-24, 02:06 PM
Replies: 15
Views: 475
Posted By terrymorse

Fatigue -- boy, I don't know! Fatigue seems...

Fatigue -- boy, I don't know!

Fatigue seems to be the thing that separates the strong from the very strong. How much training can you pile on while avoiding fatigue? How much racing can you do and...
Forum: Road Cycling
05-22-24, 01:32 PM
Replies: 70
Views: 1,905
Posted By terrymorse

Ah yes, the dreaded "glove stank". I have...

Ah yes, the dreaded "glove stank". I have conquered mine with the following method. After every ride:

While rinsing out my bottles in the kitchen sink, I remove my gloves and drop them in the...
Forum: General Cycling Discussion
05-22-24, 12:00 PM
Replies: 62
Views: 1,435
Posted By terrymorse

Truth! Find someone else to recommend using...

Truth!

Find someone else to recommend using lower gears. She likely will do it, then go on about how brilliant that other person is.

(Based on personal experience, acquired over decades.)
Forum: General Cycling Discussion
05-21-24, 06:39 PM
Replies: 56
Views: 1,646
Posted By terrymorse

Dodgy shifting.

Dodgy shifting.
Forum: Road Cycling
05-20-24, 04:41 PM
Replies: 3,234
Views: 74,921
Posted By terrymorse

HBO, originally. Probably available from several...

HBO, originally. Probably available from several streaming services now -- for a fee.
Forum: Fifty Plus (50+)
05-20-24, 12:37 PM
Replies: 31
Views: 865
Posted By terrymorse

OP's description is just like me on my first hot...

OP's description is just like me on my first hot ride of the season.

It takes a couple weeks to get used to the heat.
Forum: Road Cycling
05-20-24, 10:51 AM
Replies: 3,234
Views: 74,921
Posted By terrymorse

Silicon Valley is so dead on accurate, it's a...

Silicon Valley is so dead on accurate, it's a documentary. A funny documentary.
Forum: General Cycling Discussion
05-20-24, 10:27 AM
Replies: 56
Views: 1,646
Posted By terrymorse

I just went through this process on an old bike....

I just went through this process on an old bike. I ended up just buying a full Tiagra 10-speed groupset with 50-34 double cranks, and an 11-34 cassette. Gear ratios from 1:1 to 4.5:1.

Aliexpress...
Forum: Road Cycling
05-19-24, 10:40 AM
Replies: 161
Views: 3,787
Posted By terrymorse

The brake pads melt before the rim catches fire,...

The brake pads melt before the rim catches fire, throwing molten rubber onto your legs.

Get to the bottom of a long descent, your brake pads are done, and you have burns on your legs.
Forum: Road Cycling
05-18-24, 04:12 PM
Replies: 3,283
Views: 655,423
Posted By terrymorse

Manzanita Rd, Woodside, CA ...

Manzanita Rd, Woodside, CA
https://cimg0.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1504/img_3169_eef7a3f034e54be7cc3ebc2dc7f8066544e70d7c.jpeg
Forum: General Cycling Discussion
05-18-24, 12:01 PM
Replies: 40
Views: 1,284
Posted By terrymorse

Scotch tape used as rim tape (not "tube liner"),...

Scotch tape used as rim tape (not "tube liner"), as an emergency fix? That's going to tear away at the spoke holes, and rather quickly.

Duct tape would have been better. Or even reinforced...
Forum: Road Cycling
05-18-24, 11:48 AM
Replies: 161
Views: 3,787
Posted By terrymorse

Yeah, 400g would be quite light for an aluminum...

Yeah, 400g would be quite light for an aluminum rim. The fact that wooden rims weigh about the same as aluminum rims is not surprising. The strength-to-weight ratios are similar.

Old wooden rim...
Forum: Road Cycling
05-18-24, 12:01 AM
Replies: 3,234
Views: 74,921
Posted By terrymorse

Nothing. ...

Nothing.

https://cimg6.ibsrv.net/gimg/bikeforums.net-vbulletin/400x300/img_3168_8e2acc5afd384238e5823edfc9841a58a03ecbc6.gif
Forum: Road Cycling
05-17-24, 05:03 PM
Replies: 3,234
Views: 74,921
Posted By terrymorse

It was. I remember seeing Jaws when it came out.

It was. I remember seeing Jaws when it came out.
Forum: Road Cycling
05-17-24, 05:00 PM
Replies: 3,234
Views: 74,921
Posted By terrymorse

I bought my Fleetwood when the first gas crisis...

I bought my Fleetwood when the first gas crisis was in full bloom. Remember even and odd days, lines of cars at the pumps? Such fun!

I drove it as little as possible.
Forum: Road Cycling
05-17-24, 04:51 PM
Replies: 161
Views: 3,787
Posted By terrymorse

Granted, and what is your point? That wood is a...

Granted, and what is your point? That wood is a heavy and weak material, and that's why it's used on boats but rarely on bikes?

Wrong, per the evidence posted by me above.
Forum: Road Cycling
05-17-24, 02:45 PM
Replies: 161
Views: 3,787
Posted By terrymorse

1. Racing sailboats don’t use massive motors. ...

1. Racing sailboats don’t use massive motors.
2. Racing catamarans don’t have “insane weight”.
3. Carbon fiber is used extensively on racing boats. The limiting factor for CF usually is cost,...
Forum: Road Cycling
05-17-24, 11:21 AM
Replies: 69
Views: 1,867
Posted By terrymorse

I kind of have my eye on this 780g frame, just in...

I kind of have my eye on this 780g frame, just in case my Scott Addict bites the dust:

Winspace SLC2.0 $1480-$1580 (https://www.winspace.cc/product/slc2-frameset/?v=7516fd43adaa)

I'm impressed...
Forum: Road Cycling
05-17-24, 11:11 AM
Replies: 161
Views: 3,787
Posted By terrymorse

Compared to balsa, pine is more than twice as...

Compared to balsa, pine is more than twice as dense. But aluminum is 8 times as dense as pine, and steel is 22 times as dense as pine.

Pound for pound, pine is about 10% stronger than aluminum,...
Forum: Road Cycling
05-17-24, 11:01 AM
Replies: 3,234
Views: 74,921
Posted By terrymorse

First car was a 1964 Cadillac Fleetwood. Paid...

First car was a 1964 Cadillac Fleetwood. Paid $100 for it.

In college, since I had the biggest vehicle, I was volunteered to drive classmates around to camping trips, food runs, and concerts.
...
Forum: Road Cycling
05-17-24, 10:47 AM
Replies: 161
Views: 3,787
Posted By terrymorse

Surprisingly, wood's strength-to-weight ratio is...

Surprisingly, wood's strength-to-weight ratio is not too shabby. If the goal is minimizing weight, it's not the dumbest choice.

Material : Specific Strength (kN-m/kg)
4130 stee. : ...
Forum: Road Cycling
05-17-24, 10:34 AM
Replies: 31
Views: 906
Posted By terrymorse

Then you're intentionally limiting how hard you...

Then you're intentionally limiting how hard you can train.

If fitness is the goal, fuel your workouts.
Forum: Road Cycling
05-17-24, 10:25 AM
Replies: 2
Views: 191
Posted By terrymorse

Ask this question in the Training & Nutrition...

Ask this question in the Training & Nutrition (https://www.bikeforums.net/training-nutrition/) forum.
Forum: General Cycling Discussion
05-16-24, 12:34 PM
Replies: 40
Views: 1,284
Posted By terrymorse

Rim width has minimal effect on tire height. It...

Rim width has minimal effect on tire height. It has a substantial effect on tire width.
...
Forum: Road Cycling
05-16-24, 11:18 AM
Replies: 69
Views: 1,867
Posted By terrymorse

Jus in case anyone thinks that the Aethos isn't...

Jus in case anyone thinks that the Aethos isn't really a race bike, here's cycling legend Ned Overend on one, at the 2022 Iron Horse Bicyle Classic, in the pro race:
...
Forum: Fifty Plus (50+)
05-16-24, 10:38 AM
Replies: 27
Views: 1,014
Posted By terrymorse

Overtaking riders are nothing to worry about....

Overtaking riders are nothing to worry about. They need to avoid hitting you, not the other way around.

Obvious exception: always check behind before changing road position, just like when you're...
Forum: Indoor & Stationary Cycling Forum
05-16-24, 10:30 AM
Replies: 20
Views: 623
Posted By terrymorse

Same for me. Not just rides I've done, but more...

Same for me. Not just rides I've done, but more significantly, rides I want to do.
Forum: Road Cycling
05-15-24, 08:17 PM
Replies: 3,234
Views: 74,921
Posted By terrymorse

Got an email from Cannondale today, announcing...

Got an email from Cannondale today, announcing their new LAB71 SuperSix EVO...
Forum: Road Cycling
05-15-24, 10:30 AM
Replies: 134
Views: 18,876
Posted By terrymorse

Yet for those of us "gifted" (cursed?) to live...

Yet for those of us "gifted" (cursed?) to live our whole adult lives near the bottom of the BMI graph, it's a thing.
...
Forum: Road Cycling
05-14-24, 05:41 PM
Replies: 134
Views: 18,876
Posted By terrymorse

Unless you're already at the bottom of the...

Unless you're already at the bottom of the healthy weight range for your height.
Forum: Training & Nutrition
05-14-24, 04:52 PM
Replies: 11
Views: 401
Posted By terrymorse

I sort of am doing intervals once a week, but as...

I sort of am doing intervals once a week, but as hill climbs of 1-4 minutes. The nearby hills are up to a mile in length, so I hit one hard, recover as I head to the next one, repeat. Add that...
Forum: Road Cycling
05-14-24, 12:32 PM
Replies: 3,234
Views: 74,921
Posted By terrymorse

Hard to tell what type of bike. Here's Ned's ride...

Hard to tell what type of bike. Here's Ned's ride on Strava (https://www.strava.com/activities/11405567438). Much of it on a trail, so probably a MTB.
Forum: Road Cycling
05-13-24, 11:49 PM
Replies: 3,234
Views: 74,921
Posted By terrymorse

Look who is riding an e-bike now: ...

Look who is riding an e-bike now:

https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulletin/1125x579/img_3165_54ea1291925b95935c0cc10990ba5c4495fc9f84.jpeg
Say it isn’t so, Ned!
Forum: Fifty Plus (50+)
05-13-24, 04:37 PM
Replies: 97
Views: 5,117
Posted By terrymorse

Good idea, I hit the "flag" button. His speed on...

Good idea, I hit the "flag" button. His speed on the climb ranged from 11 mph to 51 mph. Not possible.

And now I'm back to #2, so easy!
Forum: Training & Nutrition
05-13-24, 12:17 PM
Replies: 11
Views: 401
Posted By terrymorse

The Dreaded Fitness Plateau

Who has had success getting off of a fitness plateau? What did you do?

I'm performing pretty well, and my best efforts power curve is slightly better than 2023, but I have seen only small gains in...
Forum: Training & Nutrition
05-13-24, 12:01 PM
Replies: 58
Views: 1,723
Posted By terrymorse

Carbs vs. fat burning during exercise is...

Carbs vs. fat burning during exercise is certainly something to think about for performance, but regarding body weight gain/loss, I don't think it matters. That's just about energy balance (or...
Forum: Fifty Plus (50+)
05-13-24, 11:14 AM
Replies: 97
Views: 5,117
Posted By terrymorse

There's always that one outlier, isn't there? One...

There's always that one outlier, isn't there? One of those popped up on the 1-mile climb on the Mt Hamilton descent. I'm down to #3 now.

Seem suspicious, though.

#3 Terry: 13.7 mph
#2 guy:...
Forum: General Cycling Discussion
05-13-24, 10:52 AM
Replies: 31
Views: 1,368
Posted By terrymorse

15% is pretty hard for everyone, I think. Having...

15% is pretty hard for everyone, I think. Having very low gears makes it less hard. 5mph on a 15% grade requires about 4 Watts per kilogram -- pretty hard!

I can power up a 15% grade, if it's not...
Forum: Road Cycling
05-13-24, 10:30 AM
Replies: 3,234
Views: 74,921
Posted By terrymorse

Lockwood, yes, I remember that road. Oof! That...

Lockwood, yes, I remember that road. Oof! That must have been quite the flood to scour away the road bed like that. And in such a flat area!

All of our local slip outs are mountain slides, usually...
Forum: Road Cycling
05-12-24, 08:29 PM
Replies: 3,234
Views: 74,921
Posted By terrymorse

34/28. Could have used a 32 or 34 cog.

34/28. Could have used a 32 or 34 cog.
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