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A battery looks the same full or flat. The JX-4615N-A3 smart battery monitor reads the difference out in red LED, and $5.58 buys it. Get the next one in your inbox Surplus parts, real … read more

Archer 276-225 pairs an MFOE71 emitter with an MFOD72 detector. New old stock. $4.14. Probably not sold down the street. Get the next one in your inbox Surplus parts, real prices, and … read more

Dusty work, the kind that makes a person doubt their choices. Then a hermetic glass resistor turns up, 1.47 megohm, NOS. Worth every cough. Fill the order with passives and get it shipped fast … read more

We restocked E-scrap and listed a pile of good parts this week. Somebody has to sort it all, and apparently that somebody is us. The warehouse is full, the floor is shrinking, and you're welco … read more

Probably nowhere else: a Rainbow Kits EBTD-9 kit at $11.14 and a Vintage Vector 8004 Circbord at $14.14, one each. Add 500 3mm red LEDs at 8¢ and you've got a project and a lot of blinking.Get the nex … read more