Difference between revisions of "Octopus Tester"
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| Line 6: | Line 6: | ||
** Look at scope pattern for device signature | ** Look at scope pattern for device signature | ||
* Out of circuit component tester | * Out of circuit component tester | ||
| + | ** Useful for matching parts like diodes | ||
* In circuit component tester | * In circuit component tester | ||
** Test 2 units and compare signatures on scope | ** Test 2 units and compare signatures on scope | ||
Revision as of 12:51, 5 September 2021
Features
- Classic Octopus Tester
- Scope set to X-Y for voltage-vs-current measurement of part
- Look at scope pattern for device signature
- Out of circuit component tester
- Useful for matching parts like diodes
- In circuit component tester
- Test 2 units and compare signatures on scope
- Use 6.3V "filament" transformer
- 8.91V - Vpeak
- 17.82V - Vpeak-peak
- 1mA, 10mA switch
- Pot adjustments to set current (transformer variances)
- 2 BNC jacks
- Connect to XY on scope (X=CH1, Y=CH2)
- Plus, Minus Banana jacks
- AC powered
- C13 jack with switch
- Fuse
- Build into Bud Box CU-1945
X-Y Patterns
Schematics
Videos
Cutouts on Bud Box CU-1945
