stripped-all-the-way-down-and-twited-together-stereo-to-mono_13595416395_o.jpg

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with-the-pastic-diffusers-removed_13595452063_o.jpg

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bicycle-light-depackaged_13595798224_o.jpg

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the-magnetic-swtich_13595786284_o.jpg

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bottom-of-the-pcb---see-the-blob-that-is-a-chip-on-board_13595787864_o.jpg

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finished-tester-i_13602918535_o.jpg

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stripped-lead-wires-with-a-cardboard-interrupt_13595428515_o.jpg

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batteries_13595433173_o.jpg

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the-finished-testers-i-and-ii_13595431395_o.jpg

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bicycle-light_13595429613_o.jpg

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bottom-of-the-circuit-board_13595427095_o.jpg

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the-one-screw-that-needs-to-be-removed_13595410225_o.jpg

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a-little-help-pressing-the-momentary-button-while-testing-the-probes_13595429835_o.jpg

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attach-the-probe-wires-to-each-lead_13595446923_o.jpg

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door--window-alarm_13595427803_o.jpg

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door--window-alarm-depackaged_13595783084_o.jpg

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audio-cables--test-probes_13595431273_o.jpg

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audio-cables-cut-in-half-to-make-two-sets-of-leads_13595789604_o.jpg

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clip-the-wire-leading-from-the-circuit-to-the-battery_13595792694_o.jpg

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