13.01.2000

Target wires on the VDS

 

 

 

Target

 

Material

Specific resist.

10e-8

Ohm*m

Wire shape

(by length

30 mm)

mkm*mkm

Target

wire

resist.,

calculated

(Ohm)

Resist. ***

on the target

station

(Ohm)

LEMO cables

resist**

(Ohm)

Resistance* as a whole

(near the CI-crate)

(Ohm)

 

Remarks

Above 1

Ti

42

50*500

0.5

1.4

0.2

1.9

Gold contacts

Below 1

Ti

42

50*500

0.5

2.7

1.2

4.2

 

Inner 1

Ti

42

50*500

0.5

3.5

1.2

5.0

 

Outer 1

Ti

42

50*500

0.5

2.6

1.2

4.1

 

Above 2

Al

2.8

50*500

0.03

0.8

0.2

1.3

 

Below 2

W

5.6

50*500

0.06

2.4

0.5

3.2

 

Inner 2

C

-

50*1000

-

6.2

1.5

8.0

 

Outer 2

Ti

42

D=50

6.7

12.0

0.5

12.8

Round wire

Resistance* - LEMO cables(from CI-crate to target station) + target station cables + target wire;

Resistance** - only LEMO cables;

Resistance*** - station cables + target wire ; corrected: the meter own resistance = 0.3 Ohm; no adapters;