C-1* 
12704A Resistivity Chamber Operation Manual
Table of Contents 
1. Introduction .................................................................................................. 1-1 
1.1. Product Overview ......................................................................................................................... 1-2 
1.2.  Before Using the Product ............................................................................................................. 1-3 
2. Part Descriptions .......................................................................................... 2-1 
2.1 Rear Panel ..................................................................................................................................... 2-2 
2.2 Electrode Section .......................................................................................................................... 2-3 
3. Measurement Method .................................................................................. 3-1 
3.1  Connecting to the Measuring Instruments .................................................................................... 3-2 
3.1.1  Connecting with the 8340A .................................................................................................. 3-3 
3.1.2  Connecting with the 8240 ..................................................................................................... 3-4 
3.1.3  Connecting with the 8252 ..................................................................................................... 3-4 
3.1.4  Connecting with the 5450/5451 ............................................................................................ 3-5 
3.2  Setting the Electrodes and a Sample ............................................................................................. 3-6 
3.3 Measurement ................................................................................................................................ 3-7 
3.3.1 Calculating Volume and Surface Resistivities. ..................................................................... 3-7 
3.3.2 General Instructions .............................................................................................................. 3-8 
4. Specifications ............................................................................................... 4-1 
Appendix ........................................................................................................... A-1 
A.1  How to Calculate Volume and Surface Resistivities ................................................................... A-2 
A.2  Internal Connections for Volume/Surface Resistivity Measurements ......................................... A-3 
A.3 Internal Connections .................................................................................................................... A-4