BILL OF MATERIALS (Default) =========================== Design: Envelope Follower Doc. no.: Revision: 1.3 Author: Scott Bernardi Created: 10/22/00 Modified: 06/07/01 Partslist generated OK. QTY PART-REFS VALUE --- --------- ----- Resistors --------- 2 R1,R5 10K 4 R2,R31,R41,R43 100K 1 R3 18K 1 R4 62K 2 R6,R38 510 1 R7 4.7K 17 R8,R9,R10,R11,R12,R16,R17, 100K 1% R18,R19,R20,R21,R22,R26,R27, R28,R29,R30 6 R13,R14,R23,R24,R39,R40 1M 2 R15,R25 510K 2 R32,R37 51K 1 R33 30K 2 R34,R42 1K 1 R35 39K 1 R36 470 Capacitors ---------- 1 C1 1uF 4 C2,C3,C6,C11 .1uF 4 C4,C5,C7,C8 .01uF 3 C9,C12,C13 .047uF 1 C10 100pF Integrated Circuits ------------------- 1 U1 OP27 any good opamp 2 U2,U4 TL074 1 U3 OP16 (LF351) Diodes ------ 13 D1,D3,D4,D5,D6,D7,D8,D9,D10, 1N4148 D11,D12,D13,D15 2 D2,D14 LED Miscellaneous ------------- 1 GAIN 2M log 1 LEVEL 10K log