Difference between revisions of "Octopus Tester"
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** Test 2 units and compare signatures on scope | ** Test 2 units and compare signatures on scope | ||
* Use 6.3V "filament" transformer | * Use 6.3V "filament" transformer | ||
+ | ** 8.91V - Vpeak | ||
+ | ** 17.82V - Vpeak-peak | ||
* 1mA, 10mA switch | * 1mA, 10mA switch | ||
** Pot adjustments to set current (transformer variances) | ** Pot adjustments to set current (transformer variances) |
Revision as of 14:40, 4 September 2021
- 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
- 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
Schematics
Videos