| Modification of HV7CX for 40,20,15,11,10,6,4,2m and 70cm - DG0OPK |
| Modification of HV7CX for 40,20,15,11,10,6,4,2m and 70cm - DG0OPK http://www.qslnet.de/member/dg0opk/HV7CX_9BAND_MOD_Nov2013.html http://www.dnd.hu/uploads/termek_doc/Diamond_HV7CX_user.pdf |