... Quantity DescriptionD2 1 Green light-emitting diodeResistorsR1 1 4.7 K⍀ 1/ 4-watt resistor R2, R3, R4 3 1 K⍀ 1/ 4-watt resistorR5 1 100 ⍀ 1/ 4-watt resistorCapacitorsC1 1 0 .1 µf capacitorC2, ... will be fabri-cated in the next step.Chapter 4 / Frogbotic: Build Your Own Robotic Frog 61 FIGURE 4 .12 Potentiometer withwires attached. Amphibionics 04 3/24/03 8:23 AM Page 61 Take the two ... 6/3 2- inch ϫ 1/ 2-inch machine screws and locking nuts. Attach the sec-ond servo horn to piece X, also using two 6/32-inch ϫ 1/ 2-inchmachine screws and locking nuts. Insert two 6/32-inch ϫ 3/ 4- inch...