Also note that Radio Shack has dropped the price on the 43-150 telephone RFI filter to $10.99. This unit appears to be made by K-Com, but is quite a bit less expensive when purchased from RS. Dave Hachadorian, K6LL Yuma, AZ K6LL@juno.com On Fri, 07 Dec 2001 23:13:49 -0600 Richard Brown <rjbro@bellsouth.net> writes: > Hello > Who makes the rfi bullet proof wall phones? > Tnx > Dick W5AA