VW Beta 4 radio
Passive frequency... whatever
Strange dots
Analog hell
Gets warm
Tuner input
All of it
Lot's of TDAs on there
Semi broken WMRP RT3
Weller WSM 1 - teardown
Weller WSM 1 - teardown
Weller WSM 1 - teardown
Weller WSM 1 - teardown
Powered up
Sensor opened up
LCD zebra strip
The hidden brain
Sensor module
Senosor module
Piggy Bank innards
Counting Piggy Bank
Piggy Bank lid
Counting Piggy Bank
Bread cutter - Safety switch
Bread cutter innards
DC motor with fan
Bread cutter innards
Green PCB
AC stuff + bridge rectifier
230V DC motor
Graphite brush
230V DC motor
Thingy
AC motor
Death Trap 1 of 5
Death Trap 2 of 5
Death Trap 3 of 5
Death Trap 4 of 5
Death Trap 5 of 5
DMM A/D
No external fuse access ;-(
Is that really copper?
That cable is too thin for 16A
Supposedly 0.5mm² of copper
16A... sure...
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86 visits
Old lipo
The top chip is a dual N-channel mosfet (TPCS8205), the bottom is the management chip (SC451). Which is supposed to do over-current and over-charge protection.
From what I gather from the datasheet, over-current condition is detected by a voltage drop of the cell.
From what I gather from the datasheet, over-current condition is detected by a voltage drop of the cell.
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