Differences

This shows you the differences between two versions of the page.

--- keithley:sourcemeter [2017/02/01 02:00] – mcmaster
+++ keithley:sourcemeter [2017/02/01 02:50] (current) – mcmaster
@@ Line 1: / Line 1: @@
 [[http://www.tek.com/keithley-source-measure-units/keithley-smu-2400-series-sourcemeter|http://www.tek.com/keithley-source-measure-units/keithley-smu-2400-series-sourcemeter]]
+Basically:
+    * 220 LED series: $300
+    * 2400 VFD series: $3000
+    * 2500 touch series: $4000
+Its unfortunate 2500 series hasn't driven 2400 series down
 ^Series ^Model ^V res ^I res ^MSRP ^Surplus low ^Notes |
+|220 / LED |220 |  |500 fA |  |  \\ 850 \\  \\ Auction 61+ \\  |  |
+|220 / LED |224 |  |  |  |480 |  |
+|220 / LED |225 |  |  |  |  |Analog programmable |
+|220 / LED |230 |  |  |  |280 |  |
+|220 / LED |238 |  |  |  |855 |  |
 |2400 / VFD |2401 |  |  |3590 |  |  |
 |2400 / VFD |2400 |  |  |4900 |2800 |  |
@@ Line 19: / Line 32: @@
 |2450 / touchscreen |2460 |  |  |7500 |5500 |  |
 |2450 / touchscreen |2461 |  |  |8500 |  |  |
+|6220  |6220 |  |  |4050 |5000 |  |
+|6220 |6221 |  |  |5390 |  |  |
+Other current sources
+    * Calex
+      * Voltage programmable
+    * LakeShore cyotronics
+      * Voltage programmable
+    * Optronic
+    * Advantest TR6150
+    * Advantest R6144: 100 uA steps
 \\