I looked a bit at the difference between Frank's board and Henne's. Most of the parts are common; here are Mouser part numbers that should work for the parts that are unique to Henne's. I did not look at differences in connectors...
C7 100nF 200mil lead spacing 594-K104K15X7RF5TH5
C5,C6 100uF 100mil lead spacing 871-B41827A7107M000
R2,R3,R4 390R 660-MF1/4DCT52R3900F
R1 10k trimpot 858-36WR10KLF
B1 Bridge Rectifier 583-RB151
IC3 7805/TO220 512-LM7805ACT
/mike