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VENDORS & RESEARCHERS
EQUIPMENT FOR TDR MEASUREMENTS


Prepared by Kevin O'Connor,
GeoTDR, Inc.
720 Greencrest Drive
Westerville, Ohio 43081

contact: Kevin O'Connor
ph. 614.895.1400
fax 614.895.1171

E-mail: kevin@geotdr.com
E-mail: koconnor@gci2000.com

http://www.geotdr.com
http://www.gci2000.com


The following list is an attempt to assemble information from TDR-L postings relative to the availability of TDR hardware in response to requests I received. I would like to request that users and vendors review this list. Corrections and additions can only serve to improve the usefulness of this information.

Last revision January 18, 2005


VENDORS  

Applied Geomechanics Inc.,
1336 Brommer St.,
Santa Cruz, CA
95062
United States

Contact: Gary R. Holzhausen
(831) 462-2801
(831) 462-4418 FAX
E-mail: holzhausen@geomechanics.com

Bicotest Limited 
Delamare Road 
Cheshunt 
Hertfordshire EN8 9TG 
United Kingdom 

Contact: Wendy Seegar 
(44) 1992 629011 
(44) 1992 636170 FAX 
E-mail: wendy.seegar@bicotest.com 

Biddle Instruments 
AVO International 
4651 S. Westmoreland Road
Dallas, Texas 75237-1017

(800) 723.2861
(214) 333.3533 FAX
E-mail: info@avointl.com

Campbell Scientific, Inc. 
815 West 1800 North 
Logan, UT 84321-1784 

Contact: Jim Bilskie 
(435) 753-2342 
(435) 750-9540 FAX 

Campbell Scientific Australia P/L 
P.O. Box 444 Thuringowa 
Central Kirawn Queensland, 
4817 AUSTRALIA 

Contact: Jason Beringer or Steve Bailey 
(61) 77 254100 
(61) 77 254155 FAX 
E-mail: csa@ultra.net.au 

Campbell Scientific Ltd. 
80 Hathern Road 
Shepshed Leicestershire LE12 9RP 
UNITED KINGDOM 

Contact: Andrew Sandford 
(44) 0 1509 601141 
(44) 0 1509 601091 FAX 
E-mail: andrew@campbellsci.co.uk 

CM Technologies Corporation 
1026 Fourth Avenue 
Coraopolis, PA 15108 

Contact: Greg Allan 
(412) 262-0734 
(412) 262-2250 FAX 
E-mail: help@ecadusa.com

Durham Geo Slope Indicator
2175 West Park Court
Stone Mountain, GA 30087

Contact:
(770) 465-7557
(770) 465-7447 FAX
E-mail: dge-solutions@durhamgeo.com

Dynamax, Inc.
10808 Fallstone 
Suite 350 
Houston, TX 77099 

Contact: Michael Truitt 
(800) 727-3570 (domestic) 
(281) 564-5100 
(281) 564-5200 FAX 
E-mail: dynamax@mail.pernet.net (US and Canada) and 
export@dynamax.com
(International) 

Earth Sentry Systems Ltd
1691 Colony Way
Santa Cruz, CA 95062

Contact: Jeff N. Schuyler
(831) 475-8967
(831) 476-2388 FAX
E-mail: jeff@earthsentry.com

Easy Test, Ltd 
Solarza 8b 
P.O. Box 24 20-815 
Lublin 56 POLAND 

Contact: Marek Malicki 
(81) 744 5061 
(81) 744 5067 FAX 
E-mail: henryk@gaja.ipan.lublin.pl 

Eclypse International Corporation
265 N. Joy Street, Suite 150
Corona, CA 92879

Contact: Christopher Teal
(951) 371-8008
(951) 371-8022 FAX
(951) 371-0781 CELL

Email: cteal@eclypse.org


Edgcumbe Instruments Limited 
Main St. 
Bothwell Glasgow G71 8EZ 
Scotland 

Contact: Jim McRae 
(44) 1698 852574 
(44) 1698 854442 FAX 
E-mail: support@edgcumbe.co.uk 

Electro Rent Corporation 
6060 Sepulveda Blvd 
Van Nuys, CA 91411-2512 

Contact: 
(800) 688-1111 
(818) 787-2100 
(818) 786-4354 FAX 

E.S.I. Environmental Sensors Inc. 
100 - 4243 Glanford Avenue 
Victoria, B.C., Canada V8Z 4B9 

Contact: Michael Marek (North American inquiries) & Pierre Ballester (International
inquiries)
(800) 799-6324 (US and Canada) 
(250) 479-6588 
(250) 479-1412 FAX 
E-mail: mmarek@esica.com and pballester@esica.com 

GE Capital 
(800) GE RENTS 

GeoTDR, Inc. 
(alternate Web address: http://www.gci2000.com)
720 Greencrest Drive
Westerville, Ohio 43081

Contact: Kevin O'Connor 
(614) 895.1400
(614) 895-1171 FAX 

E-mail: kevin@geotdr.com
E-mail: koconnor@gci2000.com

Hewlett Packard 
P.O. Box 58059 
MS 51LSJ 
Santa Clara, CA 95052-8059 

Contact: Test and Measurement Products 
(800) 452-4844 
E-mail: RICHARD_GEORGE@hp-usa-om7.om.hp.com 

HydroTek, Inc. 

Contact: Jerry Pagel or Marty Grogan 
(509) 735-9142 
E-mail: HydroTek@owt.com 

HYPERLABS 
13830 S.W. Rawhide Ct. 
Beaverton, OR 97008 

Contact: Agoston Agoston 
(800) 354-9432 
(503) 524-7771 
(503) 524-6372 FAX 
E-mail: agoston@hyperlabsinc.com 

IMKO GmBH 
Im Stoeck 2 D-76275 
Ettlingen GERMANY 

Contact: Robin Fundinger 
(49) 7243-592110 
(49) 7243-90856 FAX 
E-mail: IMKO-GmbH@t-online.de

Innovative Utility Products Corp.
P.O. Box 1667
Van Buren, AR 72957

Contact:
(479) 410-2098
(479) 410-3260 FAX
E-mail: iucorp@ipa.net

Instantel Inc.
309 Legget Drive
Kanata, Ontario, Canada, K2K 3A3

(613) 592-4642
(800) 267-9111
(613) 592-4296 FAX
E-mail: blastmate@instantel.com

Intermountain Environmental, Inc.
601 W. 1700 S. #B
Logan, UT 84321

Contact: Josh Hanks
800.948.6236
435.755.0794 FAX
E-mail: josh_hanks@inmtn.com

Irricrop Technologies Pty. Ltd. 
P.O. Box 487 
Narrabri NSW Australia 2390 

Contact: Stephen Laird 
(61) 67 922588 
(61) 67 923804 FAX 
E-mail: sales@irricrop.com.au 


Jenkins Electric Company
5933 Brookshire Blvd.
Charlotte, NC 28216-3386

Contact: Darren Lingafeldt
Main Line: 800-438-3003
Direct Line: 704-969-8315
Fax: 800-392-2612
dlingafeldt@jenkins.com
http://www.jenkins.com

KANE GeoTech, Inc.
P.O. Box 7526
Stockton, California
95267-0526

Contact: William F. Kane, President
Tel: (209) 472-1822
Fax: (209) 472-0802
E-mail: wkane@kanegeotech.com

Magraph 
(800) 352-2900 

MESA Systems Co. 
119 Herbert Street 
Framingham, MA 01702 

Contact: John Kussman 
(508) 820-1561 
(508) 875-4143 FAX 

PermAlert ESP 
7720 North Lehigh Avenue 
Niles, IL 60714 

Contact: Dmitry Sliversteyn 
(847) 966-2190 
(847) 470-1204 FAX 

Picosecond Pulse Labs, Inc. 
P.O. Box 44 
Boulder, CO 80306 
 
(303) 443-1249 
(303) 447-2236 FAX 
E-mail: info@picosecond.com


Prenart Equipment ApS
Wildersgade 46B
1408 Copenhagen K

Contact: Hans Garde
+45 3295 0900
+45 3295 1801 FAX
E-mail: hg@prenart.dk

RenTelco, a division of McGrath RentCorp
West Coast Sales Office
5700 Las Positas Road
Livermore, CA 94551

(925) 606-9100
(925) 453-3202 - Fax
E-mail: info@RenTelco.com

RenTelco, a division of McGrath RentCorp
East Coast Sales Office
1600 10th. Street
Plano, Texas 75074

(972) 943-3300
(972) 943-3301 - Fax
E-mail: info@RenTelco.com

Riser-Bond Instruments 
5101 N. 57th Street 
Lincoln, NE 68507 

(800) 688-8377 
E-mail: email@riserbond.com

Smart Rain Corporation, Inc. 
1505, Place de l'Hotel de Ville 
Suite 102 St-Bruno, Quebec J3V 5Y6 
Canada 

Contact: Romain Gagnon 
(514) 441-4289 
(514) 441-2147 FAX 
(514) 893-6506 Cellular 
E-mail: RGagnon@SmartRain.com 

Soilmoisture Equipment Corp. 
P.O. Box 30025 
Santa Barbara, CA 93105 

Contact: Megan Bryan, Sales Manager 
(805) 964-3525 
(805) 683-2189 FAX 
E-mail: tdrsales@soilmoisture.com

Technical Diagnostic Services, Inc.
4300 Beltway Place, Ste. 120
Arlington, TX 76006

Contact: Rob Wornell
Phone 817-465-9494
Phone 1-800-225-7271
Fax 817-465-9573
Email: rob@technicaldiagnostic.com

Tektronix Inc
14150 S.W. Karl Braun Drive
Beaverton, OR 97077-0001
Contact:

Randy L. Wilson
Technical Support Engineer
Phone 800-833-9200 opt 3
Fax 503-627-5695
E-mail randy.l.wilson@tek.com
http://www.tek.com/site/ps/0,,22-15082-INTRO_EN,00.html

Telogy 
3885 Bohannon Drive 
Menlo Park, CA 94025 

Contact: Mali Dahl 
(800) 835-6494 
(415) 462-5376 
(415) 592-2618 FAX 
E-mail: mdahl@telogy1.com 

Tempo
1390 Aspen Way
Vista, CA 92083

(800) 835-6494
(800) 642-2155
(760) 598-8900
(760) 598-5634 FAX 
E-mail: info@tempo.textron.com

Tenzor Co. 
Box 86 Gagarina Ave. 
603009 N. Novgorod, Russia 

Contact: Alexandr Andrianov 
007 (8312) 335352 
007 (8312) 652220 FAX 
E-mail: andr@andr.kis.nnov.su 

TestEquity 
2450 Turquoise Circle 
Thousand Oaks, CA 91320 

Contact: Peter Kesselman 
(800) 664-3457 
(800) 732-3457 
(800) 498-9933 
(800) 272-4329 FAX 
(800) 498-3733 FAX 
E-mail: sales@testequity.com 

Troxler Electronic Laboratories, Inc. 
3008 Cornwallis Road 
P.O. Box 12057 
Research Triangle Park, NC 27709 

Contact: Ron W. Phillips 
(919) 549-8661 
(919) 549-0761 FAX 

Tru Cal International, Inc. 
605G Country Club Drive 
Bensenville, IL 60106 

Contact: Brian Lottich 
(630) 238-8100 
(630) 238-8101 FAX 

University of Amsterdam 
Laboratory of Physical Geography and Soil Science 
Nieuwe Prinsengracht 
130 Amsterdam 1081 VZ 
The Netherlands 

Contact: Timo J. Heimovaara 
(31) 20 525 7451 PHONE or FAX 
E-mail: th@fgb.frw.uva.nl 

Vadose Zone Equipment Company 
1325 Parr St. 
Amarillo, TX 79106 

Contact: Priscilla Sheets 
(806) 352-3088 PHONE or FAX


RESEARCHERS

TDR conference attendees
Participant list from Conference held at Northwestern University Sept. 1994

TDR contact list
Created by Kevin O'Connor (GeoTDR, Inc.), e-mail kevin@geotdr.com
HTML (70K), PDF version (88K) or Quattro file (119K)

The Researchers section was last modified on 09-13-96