Parts from mouser.com
3 DIP 16 pin gold contacts socket .50 ea (.45 ea qty 10) 575-193316
2 2200uF Capacitors 1.51 ea (1.13 ea qty 10) 647-UVR1V222MHA
2 470 uF Capacitors .50 ea (.37 ea qty 10) 647-UVR1V471MPA
2 4.7 uF Capacitors 1.62 ea (1.29 ea qty 10) 5989-100V4.7
2 .22 uF Capacitors .21 ea 581-BN104E0224K
2 1 M ohm resistors .18 ea 71-RN55D-F-1.0M
1 10 K ohm resistor .16 ea 71-RN55D-F-10K
1 4.32 K ohm resistor .16 ea 71-RN55D-F-4.32K
1 3.32 K ohm resistor .16 ea 71-RN55D-F-3.32K
1 1.0 K ohm resistor .16 ea 71-RN55D-F-1.0K
1 100 ohm resistor .16 ea 71-RN55D-F-100
1 TLE2426CLP virtual ground 1.32 ea 595-TLE2426CLP
(also available at Digikey 296-1994-ND)
Mouser total $11.66
Parts from Digikey.com
1 OPA604 opamp 2.15 ea OPA604AP-ND
(alternate OPA627 opamp 15.24 ea OPA627AP-ND)
1 BUF634 buffer 6.14 ea BUF634P-ND
(also available at mouser 595-BUF634P)
