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Shenzhen Sunvision Electronic Co., Ltd.

China

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geiger muller tube j304by ,Geiger Muller counter J304,geiger muller tube for beta and gamma

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  • US $ 1 - 30 / Piece
  • 1 Pieces
  • 10,000 Pieces per Month
  • L/C, T/T, Western Union, MoneyGram, PAYPAL
  • China (Mainland)
  • HONGKONG
  • j304
  • 100pcs per box, box size: 25*25*20CM GW 5KGS
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Products details

  • Properties:
    Medical X-ray Equipments & Accessories

Description

Geiger Muller tube /counter

HARD BETA and GAMMA GM DETECTORS

MODEL NO J304BY

 

 

Spec of (G-M)J304βγ Counting tube:

 

 

 

 

 

Outer Dim.                                   10mm

 

Total length                                  90mm

 

Material of outer case                           Glass

 

 

 

1.Counting rate voltage                           280-330V

 

2.Recommendation work voltage                   380V

 

3.Smallest plateau                               80V

 

4.Largest background counting rate                 25times/min.

 

5.Largest plateau slope                         10%/80V

 

6.Life time                                  10*109 pulse

 

7. Detecting object                             γ andβ

 

 

 

 

 

Conditions of usage:

 

 

 

1.Load resistance                              5-10 megohm

 

2.Largest input circuit distributed capcity

 

of counting instrument                         10 mmf.(mircomicrofarad)

 

3.Input capacity range of counting instrument      5-10 mmf.

 

4.Mobility range of environment temperature       -40C-- 55 C

 

5.Background                                 25cpm

 

 

 

 

 

 

 

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