Search found 14 matches

by kmagers
Thu Nov 21, 2002 8:16 pm
Forum: General Discussion
Topic: part's
Replies: 3
Views: 962

part's

anyone know where i can find a cd74hct22106 it's
a qmos 8x8x1 crosspoint switch . tia
by kmagers
Mon Nov 11, 2002 1:38 pm
Forum: General Discussion
Topic: key switch
Replies: 1
Views: 796

key switch

i would like to make a computer interface for a pro 39 scanner the problem is there is a key switch i think it's 5 by 8 but is there a way to
do it with solid state driven from logic level
signal's also that won't load down the scanning circuitry of the key board
by kmagers
Sun Nov 10, 2002 7:19 pm
Forum: General Discussion
Topic: CM8870 Chip
Replies: 3
Views: 1192

Re: CM8870 Chip

hi i have used the 8870 it is agood chip i got mine from teltone but it only does dtmf the info you are wanting a beleive is fsk 1200 baud someone correct me but it's ben a few years i found alot of info from motorolla they had chips for it and by the way i recoverd several of them out of telephone ...
by kmagers
Sat Nov 09, 2002 10:07 pm
Forum: General Discussion
Topic: tektronix scope probes
Replies: 1
Views: 770

tektronix scope probes

it is posible to fix the one major fault all of these sercome to a broken wire i recently got a set of p6105's of ebay both worked at first but a wiggle on one showed the wire broken right at the strain releaf going in to the compensator box the cable will pull straight out i just cut the cable writ...
by kmagers
Sat Nov 09, 2002 9:40 pm
Forum: General Discussion
Topic: recovering parts
Replies: 7
Views: 1981

Re: recovering parts

you would not beleive what can come off with some practice and with out destroying them i just put the board in my vise heat on the oposite side of the part lift up with tweezers or pic the trick is to get it just hot enough to melt the solder some parts a glued down or the plated thru holes are so ...
by kmagers
Sat Nov 09, 2002 9:27 pm
Forum: General Discussion
Topic: Crucial DDR RAM
Replies: 4
Views: 1816

Re: Crucial DDR RAM

pny is suppost to have lifetime warranty but life time actually means only as long as they make it after that they might send you what ever there acounting department thinks it worth i just found this out i had some ast acentia j memory go bad what a headache never again anyone know the pinouts of g...
by kmagers
Sat Nov 09, 2002 9:15 pm
Forum: General Discussion
Topic: programming adaptors
Replies: 2
Views: 929

Re: programming adaptors

well i know from there web sight and documentation it looks like two 74245 two stretch
the extra 8 bits on both adress and data lines
by kmagers
Sat Nov 09, 2002 8:42 pm
Forum: General Discussion
Topic: programming adaptors
Replies: 2
Views: 929

programming adaptors

i don't want to rip anyone off but i have more spare parts than extra money i would realy like to build my own adaptors specificly the one to program 16 bit 40 pin eproms in the pocket programmer from intronics i emailed them but never got a answer one way or the other about it some else told me sin...
by kmagers
Sat Nov 09, 2002 5:14 pm
Forum: General Discussion
Topic: recovering parts
Replies: 7
Views: 1981

Re: recovering parts

love idea of the tweezers got to make some i know the paint gun put out some heat but that just takes getting used to just enough to get it loose i made a set of test probes for my dmm out of mechanical pencils the ones that the ends screw on gut them use a strait pin solder a test lead on and hot g...
by kmagers
Sat Nov 09, 2002 2:53 pm
Forum: General Discussion
Topic: recovering parts
Replies: 7
Views: 1981

recovering parts

has any one used a paint striping gun to strip
parts for reuse it's amazing with a little practice you can get almost anything of boards
i recently got about 60$ worth of plcc and dip
sockets off some boards
by kmagers
Sat Nov 09, 2002 8:56 am
Forum: General Discussion
Topic: Caller ID
Replies: 3
Views: 1591

Re: Caller ID

if you are wanting to use a computer there are several programs that decode caller id with a cid capable modem and most are some even talk
to tell you the information
by kmagers
Fri Nov 08, 2002 8:13 pm
Forum: General Discussion
Topic: Universal programmer recommendations?
Replies: 5
Views: 1868

Re: Universal programmer recommendations?

check out eprom+ from andrea i think it's $289
hooks to the printer port they are the only one
that gives complete schematics for the programmer
and the adaptors the software is complete also
you don't have to buy add ons to do other devices
by kmagers
Fri Nov 08, 2002 7:40 pm
Forum: General Discussion
Topic: Digital Pagers - Technical Info
Replies: 6
Views: 2050

Re: Digital Pagers - Technical Info

do a search for a program called pd204 the authors web sight gives a pretty explanation also
he has a program called pe that generates a pager
signal all you have to do is tie the fsk signal to a transmiter on the frequency you want
good luck
by kmagers
Fri Nov 08, 2002 7:20 pm
Forum: General Discussion
Topic: eprom programmers
Replies: 0
Views: 770

eprom programmers

anyone built there own adaptors for the pocket programmer from intronics or any others any idea's welcome