General Information

Serial #

296

Part Number

1

Total Parts

2

AKA

N/A

Patents

N/A

General Description

.1 Delrin (Acetal) housing; synthetic & metal components on circuit boards/ NB: presumably.1 contains 6 silver oxide batteries

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length

12.2 cm

Width

5.3 cm

Height

2.4 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Medical Technology

Category

Research

Sub-Category

N/A

Manufacturer

AKA

Thomson Nielsen

Country

Canada

State/Province

Ontario

City

Ottawa

Context

Country

Unknown

State/Province

Unknown

Period

Used 1993.11.28 TO 1994.02.27 aboard MIR Space Station

Canada

Thomson & Nielsen Electronics Ltd. was est'd in 1984. The company is known internationally for its radiation detection & monitoring eq. TN dosimeters flew along with Russian radiation detectors on space station MIR for 3, 6 & 15 months. The units were developed & mfd. in Ottawa & contain semi-conductor chips mfd. at Carleton University.

Function

To measure radiation levels, specifically on spacecraf

Technical

TN dosimeter technology was unique (1993-94) because it could provide direct readings of radiation levels. This unit was used to measure radiation levels in MIR space station crew's sleeping quarters: levels found to be 3X the amount acceptable for an atomic radiation plant worker to be exposed to in 1 year.

Area Notes

Unknown

Details

Markings

Casing stamped 'FS-1/MOS-K-1'; paper label on casing reads: 'PASSIVE DOSIMETER/ MOS DETECTOR/ FS-1/MOS-K-1/ 1992/ THIS SIDE FACES/ SPACECRAFT INTERIOR/ MANUFACTURED BY:/ [logo]/ Thomson and Nielsen Ltd./ Ottawa, Ontario, Canada'/

Missing

none apparent

Finish

White opaque synthetic housing. Circuit board inside is green

Decoration

N/A