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Search: Posts Made By: Doug Ralston
Forum: Equipment 03-29-2009, 06:03 PM
Replies: 3
Views: 2,035
Posted By Doug Ralston
Re: topping for plyo boxes and lifting platform

Your boxes appear to be made from what we call MDF (medium density fiberboard). If that is the case, then please keep an eye on them because MDF won't hold up to a lot of impact.
Forum: Equipment 08-28-2007, 06:17 AM
Replies: 22
Views: 10,421
Posted By Doug Ralston
Re: Homemade Climbing rope vs commercially available ones

Michael,
McMaster-Carr used to stock almost everything in their catalogue in the Santa Fe Springs wharehouse. You might save yourself some money by will/calling your order.

Doug
Forum: Equipment 08-15-2007, 08:18 PM
Replies: 11
Views: 5,308
Posted By Doug Ralston
It must depend on where you are and who you talk...

It must depend on where you are and who you talk to. I picked one up today from an outfit that specializes in truck tires, but we had to look around for about 15 minutes to find one that was too...
Forum: Competitions 07-23-2007, 10:49 AM
Replies: 2
Views: 1,438
Posted By Doug Ralston
I suspect that he's talking about the Badwater...

I suspect that he's talking about the Badwater (Death Valley) to Mt. Whitney ultramarathon http://www.badwater.com/ (work/family safe)

Doug
Forum: Equipment 07-18-2007, 12:16 PM
Replies: 11
Views: 3,667
Posted By Doug Ralston
I have 2 sets of PVC parallettes. One made from...

I have 2 sets of PVC parallettes. One made from 1" and the other from 1-1/2". Both of them are schedule 40 and about 18" long. The 1" had enough flex in it that I eventually put some 1" dowel inside...
Forum: Fitness 07-13-2007, 05:40 AM
Replies: 25
Views: 4,774
Posted By Doug Ralston
I think that I see two areas of miscommunication....

I think that I see two areas of miscommunication. (Although they say that as you get older your vision is one of the first two things to go bad, I don’t remember what the other one was.)

1)Under...
Forum: Fitness 07-12-2007, 02:37 PM
Replies: 25
Views: 4,774
Posted By Doug Ralston
Carrie, thanks for posting Lon’s response. ...

Carrie, thanks for posting Lon’s response.

Lon, thanks for jumping in. The more time I spend on this the more certain I become that we agree on principle and that if we were both sitting at the...
Forum: Fitness 07-06-2007, 06:23 PM
Replies: 25
Views: 4,774
Posted By Doug Ralston
I'm a bit rusty on this stuff because it's been...

I'm a bit rusty on this stuff because it's been over 20 years since I worked with any of this, but Craig's example is only valid for a falling object. In that case force (gravity) will be constant...
Forum: Equipment 07-06-2007, 02:15 PM
Replies: 8
Views: 1,577
Posted By Doug Ralston
I've gone to the store and paid the deposit to...

I've gone to the store and paid the deposit to get empties, but most of the local places won't let me get away with that anymore. My next best guess is to hit-up my fraternity or to call some of the...
Forum: Fitness 07-05-2007, 11:33 AM
Replies: 25
Views: 4,774
Posted By Doug Ralston
My disagreement with Lon’s article is where he...

My disagreement with Lon’s article is where he says that “work = weight moved x distance moved”, and a few lines down where he says that work does not have a time component. The units of work are...
Forum: Fitness 07-04-2007, 12:42 PM
Replies: 25
Views: 4,774
Posted By Doug Ralston
I appreciated seeing Lon Kilgore’s article on...

I appreciated seeing Lon Kilgore’s article on power in the CFJ. I especially appreciated his differentiating between “burst” power and “sustained” power because I have been looking at these myself...
Forum: Community 06-28-2007, 11:36 AM
Replies: 2
Views: 1,568
Posted By Doug Ralston
I don't know much about rugby, but I ran into...

I don't know much about rugby, but I ran into some rugby players at the highland games and they suggested checking out http://www.rugbyrugby.com/home/. Using the "club search" feature I found a link...
Forum: Community 06-08-2007, 10:03 AM
Replies: 0
Views: 1,591
Posted By Doug Ralston
I thought that some members of the community...

I thought that some members of the community would be interested in this.
http://www.frontsight.com:80/newsletter/07-06-08.html
Link is for a shooting school and is work and family safe.

Doug
Forum: Community 07-17-2006, 05:04 AM
Replies: 7
Views: 1,764
Posted By Doug Ralston
Here are a few of the pics I got on Sunday....

Here are a few of the pics I got on Sunday.
http://www.crossfit.com/discus/messages/3499/27269.jpghttp://www.crossfit.com/discus/messages/3499/27270.jpg...
Forum: Community 07-15-2006, 05:07 PM
Replies: 7
Views: 1,764
Posted By Doug Ralston
I spent the morning at the CrossFit Training...

I spent the morning at the CrossFit Training Seminar and all I can say is WOW! One-on-one time with the top people from every field you can imagine. There were a lot of people there with cameras,...
Forum: Equipment 04-26-2006, 05:59 AM
Replies: 17
Views: 3,792
Posted By Doug Ralston
FWIW, I placed my order at 0 dark thirty this...

FWIW,
I placed my order at 0 dark thirty this morning. The sale price was not reflected on the on-line invoice so after waiting a few hours to see if there was an automated update, I called the...
Forum: Equipment 04-26-2006, 05:52 AM
Replies: 2
Views: 1,197
Posted By Doug Ralston
I've had limited access to the DDs, but had the...

I've had limited access to the DDs, but had the same experience as Eugene when it came to throwing them. The DD kettlebells seem to turn over straighter making it easier to catch, the Gills want to...
Forum: Community 04-17-2006, 06:43 PM
Replies: 11
Views: 1,904
Posted By Doug Ralston
I'll be there. My wife may come along but won't...

I'll be there. My wife may come along but won't attend the cert.
Forum: Community 04-11-2006, 04:43 PM
Replies: 7
Views: 1,545
Posted By Doug Ralston
Ditto what Lynne said. Look closely through...

Ditto what Lynne said.

Look closely through the list of back issues available. Several of them have a $0.00 price on them, including issue #30 (HINT HINT). There's also a deal in there for a...
Forum: Competitions 04-10-2006, 05:30 AM
Replies: 34
Views: 8,798
Posted By Doug Ralston
Strong work Karl! Good job.

Strong work Karl!

Good job.
Forum: Exercises 04-10-2006, 05:23 AM
Replies: 3
Views: 2,755
Posted By Doug Ralston
Frank, Using it as a guide is exactly the idea....

Frank,
Using it as a guide is exactly the idea. Medicine ball, basketball, slam-ball, wall-ball, they’re all good. For some people it’s used to deepen their squat “go down UNTIL your butt touches...
Forum: Equipment 04-05-2006, 01:05 PM
Replies: 15
Views: 4,236
Posted By Doug Ralston
Pierre, The oil will definitely be LIGHTER than...

Pierre,
The oil will definitely be LIGHTER than water, that’s why it floats on top of water. You could increase the density of water by dissolving salt or sugar into it. I did some rough calcs and...
Forum: Equipment 03-31-2006, 06:53 AM
Replies: 5
Views: 3,265
Posted By Doug Ralston
Here's the quick and dirty description of what...

Here's the quick and dirty description of what I've done several times. I press a pair of bearings into the end of a piece of pipe or tube, run a piece of allthread through it and lock everything in...
Forum: Equipment 03-30-2006, 03:25 PM
Replies: 5
Views: 3,265
Posted By Doug Ralston
Dan, The object in the photo is called a...

Dan,
The object in the photo is called a pillow block bearing. Any bearing or power transmission supplier will have a few dozen on the shelves. Not to make any recomendations, but Kaman...
Forum: Equipment 03-13-2006, 11:02 PM
Replies: 4
Views: 2,984
Posted By Doug Ralston
Jeremy, Did you order direct from Ader? Do you...

Jeremy,
Did you order direct from Ader? Do you have contact information for them?
Showing results 1 to 25 of 62

 
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