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0.4 mm pitch; 0.6 mm x 20 mm fuse holders; Vertical w/o Stability Pins; 250V; 6.3-16A (http://www.cooperindustries.com/content/dam/public/bussmann/Electronics/Resources/product-datasheets/Bus_Elx_DS_2118_HB_PCB_Series.pdf 5 mm Small Signal NPN Transistor, TO-92"/> Switch, triple pole double throw Precision Timers, 555 compatible, PDIP-8 0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92 KK254 Molex header 2.54 mm spacing | | | | | | | | | | | R3, R21 | 2 Internal clock with manual control. - Clock rate goes down when resistance goes up, opposite to expectation. C1 is too small for film; is film needed? - Smaller cap (476nF?) for C1 Ceramic 104s for C10, C14, might be more robust and easier to use) and adjust the layout of some sort to the extent necessary.

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