Date: Thu, 11 Nov 1993 15:32:24 -0600 From: pschleck@cwis.unomaha.edu (Paul W Schleck KD3FU) To: bowen@cs.Buffalo.EDU Subject: Alinco 1600 Packet Mod/Interface, Please Archive Status: RO >From: msanders@sim.es.com (Milt Sanders) >Subject: Re: Wanted: Pinouts for Alinco HT for Packet >Date: Thu, 11 Nov 1993 11:41:03 -0700 In article , msanders@sim.es.com (Milt Sanders) wrote: > I just purchased a TNC last night and was trying to find out how to hook it > to my DJ-180T Alinco HT. My two other rigs have the required data in their > manuals, but the Alinco HT does not. Does anyone have the data/circuit > necessary for the external mic connections to hook up to packet? I will > publish any replies plus my successful connection diagram when it gets > done. > > Thanks in advance > Just got FAX back from Alinco: nice service: about 1 hour and in hard copy! Alinco DJ-180T Packet Connection 2.5mm stereo plug <----------0xooxoo[[[[]]]]]]] . | | | to mic | | | jack | | |___________________________._______ground (TNC) | | sleeve | |__________o Ring - open | 0.1-1.0 uF capacitor |________________.______| |__________audio output TNC | | | | |--------/\/\/\/\--------PTT TNC . 4.7-33K ohm resistor 3.5mm mono plug <-----------0xoooooo[[[[[[[[[[[]]]]]]]]]] | | | |______________________________ground TNC | sleeve . | (same as other plug ground) | | tip |__________________________________audio input TNC 2.5mm stereo plug into mic jack Tip to TNC audio output through 0.1 to 1.o microfarad capacitor with parallel resistor 4.7 to 33K ohm to PTT switch Ring open Sleeve to TNC ground 3.5mm mono plug tip to TNC audio input sleeve to TNC ground (same ground as other plug) Data received as FAX from Alinco this morning (11 NOv 93) Sorry about the graphics, so much for ASCII Milt