I have, and have been using, a Brunton clinometer rather than a Suunto---any appreciable differences in quality or accuracy?
Steve On Tue, Jan 5, 2010 at 10:31 PM, DON BERTOLETTE <[email protected]>wrote: > Carolyn- > Any vest with the right size pockets (Fishing vests, birders vests, hunters > vests, cruiser vests) will work. For the old forester, only a well-worn > Filson cruisers vest will do though.... > -Don > > ------------------------------ > Date: Tue, 5 Jan 2010 21:22:28 -0500 > > Subject: Re: [ENTS] Suunto vs. iPhone > From: [email protected] > > To: [email protected] > > I think maybe that’s the way to go – wear it and make sure it’s attached to > me some how so that I can’t lose it. I’ve been eyeing those birding vests, > which is what I think you’re talking about. > -- > * **Carolyn Summers > 63 Ferndale Drive > Hastings-on-Hudson, NY 10706 > 914-478-5712 > * > > > ------------------------------ > *From: *DON BERTOLETTE <[email protected]> > *Reply-To: *<[email protected]> > *Date: *Mon, 4 Jan 2010 23:31:42 +0000 > *To: *<[email protected]> > *Subject: *RE: [ENTS] Suunto vs. iPhone > > Ed/Carolyn- > Foresters over the years gravitated to a cruisers vest (lots of pockets) > for exactly these kinds of devices...check out Forestry Suppliers or Ben > Meadows for a sparkling array... > -Don > ------------------------------ > From: [email protected] > To: [email protected] > Subject: Re: [ENTS] Suunto vs. iPhone > Date: Mon, 4 Jan 2010 17:41:49 -0500 > > Carolyn, > > No, you need to take everything with you - Measurement Gear, Camera, Video, > GPS, Binoculars, reticule, and hang it all from your neck!!! > > (Actually I think it is important to not only measure but photograph, and > locate these trees. - so don't leave the camera behind.) > > I might suggest one solution. Go to Goodwill and get a big purse with lots > of different closable compartments. The more pockets the better. Then get > a fat strap for it - such as off a laptop case or something similar. It can > then be used to organize and carry your gear in the filed. Generally I wear > my Suunto, rangefinder, and clinometer on straps around my neck and stick > the rest in bag of some sort. > > http://nature-web-network.blogspot.com/ > http://primalforests.ning.com/ > http://www.facebook.com/profile.php?ref=profile&id=709156957 > <http://www.facebook.com/profile.php?ref=profile&id=709156957><http://www.facebook.com/profile.php?ref=profile&id=709156957> > > ----- Original Message ----- > *From:* Carolyn Summers > <mailto:[email protected]><[email protected]> > *To:* [email protected] > *Sent:* Monday, January 04, 2010 5:30 PM > *Subject:* Re: [ENTS] Suunto vs. iPhone > > Bummer. But I’m glad the instrument itself is lightweight. That helps a > lot. I don’t want to have to leave my camera behind. > -- > * **Carolyn Summers > 63 Ferndale Drive > Hastings-on-Hudson, NY 10706 > 914-478-5712 > * > > > ------------------------------ > *From: *<[email protected]> > *Reply-To: *<[email protected]> > *Date: *Mon, 4 Jan 2010 21:46:23 +0000 (UTC) > *To: *<[email protected]> > *Subject: *Re: [ENTS] Suunto vs. iPhone > > Carolyn, > > They Forestry 550 is light. I carry mine on my belt. It has a neck strap > too. As a negative, the instrument fits too tightly in its case. I've > invented some new four-letter words to describe the design of the case and > the lineage of its designers. > > Bob > > ----- Original Message ----- > From: "Carolyn Summers" <[email protected]> > To: [email protected] > Sent: Monday, January 4, 2010 12:40:16 PM GMT -05:00 US/Canada Eastern > Subject: Re: [ENTS] Suunto vs. iPhone > > Thanks, Bob, Bart, Ed and Will, for all these leads. I guess I know what > to ask for when my birthday rolls around. Are they heavy, BTW? Does one > carry them on a neck strap like a camera? > -- > * **Carolyn Summers > 63 Ferndale Drive > Hastings-on-Hudson, NY 10706 > 914-478-5712 > * > > > ------------------------------ > *From: *Will Blozan <[email protected]> > *Organization: *Eastern Native Tree Society > *Reply-To: *<[email protected]> > *Date: *Sun, 3 Jan 2010 22:22:51 -0500 > *To: *<[email protected]> > *Subject: *RE: [ENTS] Suunto vs. iPhone > > Carolyn, Bob, > > Amazon has them for $275: > > > http://www.amazon.com/Nikon-Forestry-550-Hypsometer-Rangefinder/dp/B001J0QJ2S > > And Buy.com for $273: > > http://www.buy.com/retail/product.asp?sku=210913827&listingid=49305260 > <http://www.buy.com/retail/product.asp?sku=210913827&listingid=49305260><http://www.buy.com/retail/product.asp?sku=210913827&listingid=49305260> > <http://www.buy.com/retail/product.asp?sku=210913827&listingid=49305260><http://www.buy.com/retail/product.asp?sku=210913827&listingid=49305260> > <http://www.buy.com/retail/product.asp?sku=210913827&listingid=49305260><http://www.buy.com/retail/product.asp?sku=210913827&listingid=49305260> > > > Will F. Blozan > President, Eastern Native Tree Society > President, Appalachian Arborists, Inc. > > *"No sympathy for apathy" > * > ------------------------------ > *From:* [email protected] > [mailto:[email protected]]<[email protected]]> > *On Behalf Of *Carolyn Summers > *Sent:* Sunday, January 03, 2010 10:16 PM > *To:* [email protected] > *Subject:* Re: [ENTS] Suunto vs. iPhone > > It’s ok, fortunately I was already sitting down. > -- > * **Carolyn Summers > 63 Ferndale Drive > Hastings-on-Hudson, NY 10706 > 914-478-5712 > * > > ------------------------------ > *From: *<[email protected]> > *Reply-To: *<[email protected]> > *Date: *Mon, 4 Jan 2010 03:12:57 +0000 (UTC) > *To: *<[email protected]> > *Subject: *Re: [ENTS] Suunto vs. iPhone > > Carolyn, > > It is close to $500.00. Don't faint. > > Bob > > ----- Original Message ----- > From: "Carolyn Summers" <[email protected]> > To: [email protected] > Sent: Sunday, January 3, 2010 9:07:38 PM GMT -05:00 US/Canada Eastern > Subject: Re: [ENTS] Suunto vs. iPhone > > Ok, that’s what I need. I’m afraid to ask – but – here goes – what’s the > price tag? > -- > * **Carolyn Summers > 63 Ferndale Drive > Hastings-on-Hudson, NY 10706 > 914-478-5712 > * > > ------------------------------ > *From: *<[email protected]> > *Reply-To: *<[email protected]> > *Date: *Sun, 3 Jan 2010 20:19:14 +0000 (UTC) > *To: *<[email protected]> > *Subject: *Re: [ENTS] Suunto vs. iPhone > > Carolyn, > > The Nikon Forestry 550 does it all. It is also fairly pricey. You select > the height mode, shoot the crown, shoot the base, and read the calculated > height from the LED. No math. No fuss. No bother. > > Bob > > ----- Original Message ----- > From: "Carolyn Summers" <[email protected]> > To: [email protected] > Sent: Sunday, January 3, 2010 2:35:23 PM GMT -05:00 US/Canada Eastern > Subject: Re: [ENTS] Suunto vs. iPhone > > Are there any tree-height measuring devices that do the math for you? I > never took trig. > -- > Carolyn Summers > 63 Ferndale Drive > Hastings-on-Hudson, NY 10706 > 914-478-5712 > > > > > From: Beth <[email protected]> > > Reply-To: <[email protected]> > > Date: Tue, 22 Dec 2009 15:57:09 -0800 (PST) > > To: ENTSTrees <[email protected]> > > Subject: [ENTS] Suunto vs. iPhone > > > > A Small Comparison between Suunto and iPhone Clinometers > > > > Since some of us now have iPhones and have downloaded the > > Clinometer application I thought that someone needs to compare the > > iPhone to the Suunto clinometer. Today I took 14 measurements each > > while sitting on my couch to a ceiling heating/AC vent. I then > > measured my eye height, the ceiling height, and the distance from my > > eyes to the tape measure hanging from the vent as a plumb bob. These > > measurements were: ceiling height = 96², height of the eyes = 38², and > > distance to the vent plum bob = 219². I used the measurements to > > calculate the angle I was trying to measure with the Suunto and > > iPhone. Before taking my measurements I calibrated my iPhone > > clinometer according to the instructions. I also had the following > > settings: Fast approximation-on, Beep on lock-on, wait for lock > > accuracy of + 0.1o- all the way to the left (+ 0.1o), disable auto- > > lock-off, and 3D glass effect-on. > > > > The first thing that I do in order to calculate the angle A was to > > calculate the distance from my eye to the ceiling; 96²-38²= 58². > > > > Since Tan A = a/b, we can rearrange the equation to find A by dividing > > both sides by Tan. Since 1/Tan =Arc Tan the equation is A = (a/b) Arc > > Tan. Filling in this equation with the data we get A = (58/219) Arc > > Tan or A = 14.8336707057. Taking signifiginte numbers in mind I am > > going to say the angle is 14.8o. (Note: I calculated this after > > gathering the data as not to influence the clinometer data) > > > > Now for the clinometer data: > > Suunto iPhone Suunto iPhone > > 15.5 15.2 14.5 15.4 > > 15.0 14.9 15.0 15.2 > > 15.0 15.1 14.5 15.2 > > 15.0 14.1 14.5 15.1 > > 15.0 15.0 14.5 15.7 > > 15.0 15.2 15.0 15.5 > > 14.5 15.1 14.5 15.2 > > The means were 14.8 and 15.1 for the Suunto and iPhone respectively > > with standard deviation of 0.31 and 0.35. > > > > The one thing I noticed in my raw data is with the Suunto my highest > > and lowest angles were 15.5 and 14.5 whereas with the iPhone they were > > 15.7 and 14.1. I can think of at least two reasons why. 1) I have > > more experience with the Suunto than I have with the iPhone and 2) the > > Suunto has a line to help repeatly ³hit² the same spot whereas the > > iPhone you are just looking down one side of the phone. > > > > I also noticed after calculating the angle (14.8) the Suunto average > > was closer than the iPhone¹s (14.8 vs. 15.1). Now is 0.3o difference > > significant? Bob has more experience with the Suunto than I do and he > > has stated in the past that can read it to the nearest 1Ž4 o. I myself > > can only read it to the nearest 1Ž2o. Given this I believe that a > > difference of 0.3o is. > > > > How can the iPhone be improved? If one would add a sighting device on > > to the iPhone this could help ³hit² the same spot repeatly. Obviously > > this can not be same one that is used in the Suunto¹s, looking through > > it with an optical illusion. Maybe a tiny gun sighting built into the > > volume and/or ringer buttons on the left side. I think someone > > thought of this earlier. With the sight and practice I believe one > > could the angle down to the nearest tenth of a degree. With the > > Suunto one can only really estimate anything less than 1 degree. > > Beth > > > > -- > > Eastern Native Tree Society http://www.nativetreesociety.org > <http://www.nativetreesociety.org/> <http://www.nativetreesociety.org/> > > Send email to [email protected] > > Visit this group at http://groups.google.com/group/entstrees?hl=en > > To unsubscribe send email to > > [email protected]<entstrees%[email protected]> > > > -- > Eastern Native Tree Society http://www.nativetreesociety.org > <http://www.nativetreesociety.org/> <http://www.nativetreesociety.org/> > Send email to [email protected] > Visit this group at http://groups.google.com/group/entstrees?hl=en > To unsubscribe send email to > [email protected]<entstrees%[email protected]> > > -- > Eastern Native Tree Society http://www.nativetreesociety.org > <http://www.nativetreesociety.org/> <http://www.nativetreesociety.org/> > Send email to [email protected] > Visit this group at http://groups.google.com/group/entstrees?hl=en > To unsubscribe send email to > [email protected]<entstrees%[email protected]> > > > -- > Eastern Native Tree Society http://www.nativetreesociety.org > <http://www.nativetreesociety.org/> <http://www.nativetreesociety.org/> > Send email to [email protected] > Visit this group at http://groups.google.com/group/entstrees?hl=en > To unsubscribe send email to > [email protected]<entstrees%[email protected]> > > -- > Eastern Native Tree Society http://www.nativetreesociety.org > <http://www.nativetreesociety.org/> <http://www.nativetreesociety.org/> > Send email to [email protected] > Visit this group at http://groups.google.com/group/entstrees?hl=en > To unsubscribe send email to > [email protected]<entstrees%[email protected]> > -- > Eastern Native Tree Society http://www.nativetreesociety.org > <http://www.nativetreesociety.org/> <http://www.nativetreesociety.org/> > Send email to [email protected] > Visit this group at http://groups.google.com/group/entstrees?hl=en > To unsubscribe send email to > [email protected]<entstrees%[email protected]> > > -- > Eastern Native Tree Society http://www.nativetreesociety.org > <http://www.nativetreesociety.org/> <http://www.nativetreesociety.org/> > Send email to [email protected] > Visit this group at http://groups.google.com/group/entstrees?hl=en > To unsubscribe send email to > [email protected]<entstrees%[email protected]> > > > -- > Eastern Native Tree Society http://www.nativetreesociety.org > <http://www.nativetreesociety.org/> <http://www.nativetreesociety.org/> > Send email to [email protected] > Visit this group at http://groups.google.com/group/entstrees?hl=en > To unsubscribe send email to > [email protected]<entstrees%[email protected]> > > -- > Eastern Native Tree Society http://www.nativetreesociety.org > <http://www.nativetreesociety.org/> <http://www.nativetreesociety.org/> > Send email to [email protected] > Visit this group at http://groups.google.com/group/entstrees?hl=en > To unsubscribe send email to > [email protected]<entstrees%[email protected]> > > > -- > Eastern Native Tree Society http://www.nativetreesociety.org > <http://www.nativetreesociety.org/> <http://www.nativetreesociety.org/> > Send email to [email protected] > Visit this group at http://groups.google.com/group/entstrees?hl=en > To unsubscribe send email to > [email protected]<entstrees%[email protected]> > > > -- > Eastern Native Tree Society http://www.nativetreesociety.org > <http://www.nativetreesociety.org/> <http://www.nativetreesociety.org/> > Send email to [email protected] > Visit this group at http://groups.google.com/group/entstrees?hl=en > To unsubscribe send email to > [email protected]<entstrees%[email protected]> > > ------------------------------ > Hotmail: Free, trusted and rich email service. Get it now. > <http://clk.atdmt.com/GBL/go/171222984/direct/01/><http://clk.atdmt.com/GBL/go/171222984/direct/01/> > > -- > Eastern Native Tree Society http://www.nativetreesociety.org > Send email to [email protected] > Visit this group at http://groups.google.com/group/entstrees?hl=en > To unsubscribe send email to > [email protected]<entstrees%[email protected]> > > > ------------------------------ > Hotmail: Powerful Free email with security by Microsoft. Get it > now.<http://clk.atdmt.com/GBL/go/171222986/direct/01/> > > -- > Eastern Native Tree Society http://www.nativetreesociety.org > Send email to [email protected] > Visit this group at http://groups.google.com/group/entstrees?hl=en > To unsubscribe send email to > [email protected]<entstrees%[email protected]> > >
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