Xref: utzoo comp.sys.tandy:2060 rec.ham-radio:18022 Path: utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!yale!think!zaphod.mps.ohio-state.edu!sol.ctr.columbia.edu!emory!dscatl!wcieng!lindsay From: lindsay@wcieng.UUCP (Lindsay Cleveland ) Newsgroups: comp.sys.tandy,rec.ham-radio,fido.ham-radio Subject: Want TRSDOS 6-pole low-pass filter design pgm Keywords: lowpass filter Message-ID: <585@wcieng.UUCP> Date: 22 Feb 90 21:25:22 GMT Reply-To: lindsay@wcieng.UUCP (Lindsay Cleveland ) Distribution: na Organization: Wegener Communications Inc, Atlanta GA Lines: 16 A local ham (K4VCO) wants to optimize the design of a 6-pole, low-pass (passive) filter design. He could do it over a period of days by manual methods, but would very much prefer a program to run on his TRS-80, Model 1 system running TRSDOS. Any thoughts where such a program might be found? Perhaps BASIC program source code he could enter? Thanks in advance for any help along these lines. Cheers, Lindsay Lindsay Cleveland W4IZI ...gatech!dscatl!wcieng!lindsay Wegener Communications, INC Atlanta, GA (404) 623-0096 x455