CQ Magazine, May '69, had a phasing-type SSB 40m transceiver that used a BC-455 receiver as part of the construction. The receiver was the BC-455 = & its IF was used to drive a homebrew phasing transmitter so that the BC-45= 5 tuning controlled TX & RX. Article written by Eric Cruser, W2DYR. --Wayne WB4OGM =