Common Emitter
2018-01-28
Grundig Music 51 radio
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Small portable FM PLL radio with clock and alarm - RP 5201 PLL. Retail price: ~$25-$30. 2 R6 cells for clock / station memory backup ...
2017-12-10
UB-PB228 powerbank
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Small powerbank with single 18650 cell. Branded as "URBAN BEATZ". 5V/1A input and output, 2200mAh capacity - matches mar...
2017-12-03
$0.99 mini flashlight
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Small $0.99 flashlight from ebay. Single LED. ON/OFF switch at the back. It might be weakest point of this flashlight - it clicks ...
2017-12-02
Car USB adapter
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Car USB adapter- 12..24V DC input, 5V/1.5A output with mini USB cable. NEC B772P (2SB772) transistor, 34063 switching regulator fr...
2017-11-17
Planet FSD-803 8-port switch
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DC-DC converter with 34063 and SDM9435A P-channel MOSFET.
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