RE: [motm] 700 problem and solution
2003-04-28 by John Loffink
I tried this tonight, with a 320 in the audible range to my 700, no other inputs connected. I could not hear any bleedthrough, even when I took my 490 filter
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Re: [motm] Re: 490 resonance
2003-04-27 by media.nai@rcn.com
... Since it s not regulated, I would worry that it would get too hot for PCB work. I use an unregulated iron to desolder connectors, but then the extra heat
Re: [motm] PB unsoldering
2003-04-27 by media.nai@rcn.com
... Mine is regulated to 700F. ... I think that s what I ve been doing. I know MOTM PCB s are top-quality, so maybe I m doing something else wrong.
Re: [motm] Re: 490 resonance
2003-04-27 by jhaible
... Well, it s not just a limitation, it s also a feature. Without this, it won t sound like a Moog Modular filter. Actually it s not only the point where
PB unsoldering
2003-04-27 by Paul Schreiber
... Actually, no they don t. The LPI solder mask used makes it *extremely difficult* to delaminate unless you: a) are using an iron not regulated to 700F b)
Re: [motm] Re: 490 resonance
2003-04-27 by jwbarlow@aol.com
In a message dated 4/27/2003 12:56:01 PM Pacific Daylight Time, ... I know what you mean about that price. Even as much as I screw up, I can t justify a $400
[motm] Re: 490 resonance
2003-04-27 by media.nai@rcn.com
... OK :) ... That sounds like good advice. ... Thanks :) That looks great, but I think it s way over my DIY budget.
RE: [motm] 700 problem and solution
2003-04-27 by media.nai@rcn.com
... Yes. ... It died peacefully.
Re: [motm] 490 resonance
2003-04-27 by The Old Crow
This thing: http://www.howardelectronics.com/den-on/sc7000.html Don t let the price scare you (too much). I ve had one for 18 months now, and I cannot imagine
Re: 490 resonance
2003-04-27 by mate_stubb
... That s a limitation of the Moog filter design. Paul worked very hard to keep that behavior in to maintain the authentic sound. ... The first thing you
490 resonance
2003-04-27 by media.nai@rcn.com
Yes, the resonance knob on the 490 is very touchy . Mine started to self-oscillate at around 3.5 ticks. The manual suggests changing R39 to 51K to 68K. I
RE: [motm] 700 problem and solution
2003-04-27 by Bob Colwell
Are you absolutely certain beyond any doubt that you didn t have it in backwards? Electrolytics leak more with temperature, and heat up as they leak, so if
Re: Encore Expressionist MIDI-to-CV: Any Word?
2003-04-27 by mate_stubb
Well, Paul s design is well known - MOTM-650, 2U. There s a pic at http://www.synthtech.com/new_stuff.html if you haven t seen it yet. Paul would have to
Encore Expressionist MIDI-to-CV: Any Word?
2003-04-27 by Kevin Loper
Any word yet on the status of Tony s new MIDI-to-CV converter? I know the last model was a rack mount. I m guessing his new model may conform to the MOTM form
700 problem and solution
2003-04-27 by media.nai@rcn.com
My MOTM-700 was working fine except that it was effecting other modules through the power supply. It caused an audible glitch in other modules. This happened
Re: [motm] MOTM-101 confusion
2003-04-27 by media.nai@rcn.com
... Absolutely. There is no reason to use a regular 555 unless you need the extra current, or that s what you have on hand :) So I assembled the module with
MOTM-101 External Clock Mod
2003-04-27 by media.nai@rcn.com
This modification adds an external clock output to an MOTM-101. It is not a square clock, but a short pulse of about 7V that works fine with the UEG, 320,
Re: [motm] power supply deal ?
2003-04-27 by jwbarlow@aol.com
I bought a couple of those 5V 6A power supplies (how can you lose at $2.95 a piece). Larry had mentioned a concern about the date code. While there is no date
Walnut cabinet update
2003-04-26 by J. Larry Hendry
I am going to see cabinet maker early next week. The first production cabinets. 1 row tall and 2 row tall straight cabinets are done. I have been purposely
MOTM mixers-->passive or active?
2003-04-25 by Paul Schreiber
... for ... if ... of
Re: [motm] MOTM mixers-->passive or active?
2003-04-25 by media.nai@rcn.com
... The term passive mixer has a couple of different definitions -- without pots or without power. Both are powered mixers. This is a quote of Larry quoting
MOTM mixers-->passive or active?
2003-04-25 by Aaron Day
As I don t own one and can t tell from the site are the 2 MOTM mixers passive or active--i.e. when you turn them all the way up does that equal 0 attenuation
Re: [motm] revised list of MOTM kits for sale
2003-04-25 by Daniel C. Heidebrecht
Hello, All of the kits have been purchased as a package. Thanks for your interest - and I m very sorry for the erroneous first post. Dan. ... -- listen to the
Re: [sdiy] PolyKorg Clone update (2)
2003-04-25 by jhaible
... You were quick - this update wasn t even announced yet. Nothing big, btw. The interesting things are all finished; what remains is a lot of stupid
revised list of MOTM kits for sale
2003-04-25 by Daniel C. Heidebrecht
... Hash: SHA1 Hello, Apologies again about the previous fantasy MOTM kit for sale list I posted. Here s the real list - I m looking at all of the kits right
Front panel graphics
2003-04-25 by Roger Rossen
Hi all, Awhile back someone asked about possible ways of doing their own front panels. I think everyone would love to be able to do high quality panels of
[motm] motm kits for sale (fwd)
2003-04-24 by Daniel C. Heidebrecht
I made a mistake in listing a few kits that i do not have and because they have not been released. i was copying the prices from the pdf of the motm catalog -
motm kits for sale
2003-04-24 by Daniel C. Heidebrecht
I have the following MOTM kits for sale. These include all original, unopened packing/instruction manuals. I just don t have time to assemble them - and will
Re: [motm] I just added 5 more outputs to my MOTM 120
2003-04-24 by pugix@ntelos.net
I m sorry I have not followed up on this. It s partly because I don t have schematic drawing software yet. I m away on a trip. When I return later this
Doh!!!!
2003-04-24 by media.nai@rcn.com
I m sorry, I did not mean ton send this to the list. My bad :(
Re: Cool MOTM layout freeware
2003-04-24 by mate_stubb
Ow! Yes, things are proceeding glacially, hence the notorious reference. Moe
Re: [motm] Re: Cool MOTM layout freeware
2003-04-24 by Robert van der Kamp
... So this stuff actually exist? Always thought this was still in development state (and rather long at that ;). - Robert
a gentle reminder
2003-04-24 by media.nai@rcn.com
It s a good thing I m confused about the 101, because once I m done with it, I m all out of kits!! I still have four on backorder from November. How are
Re: Cool MOTM layout freeware
2003-04-24 by mate_stubb
Yep. That is a portion of the notorious SuperMoe sequencer. http://www.hotrodmotm.com/seq3.htm Moe
Re: [motm] MOTM-101 confusion
2003-04-24 by Tony Allgood
... that can flash lights and ignite blasting caps... ... and probably put noise on the power supply. The 555 seriously crowbars its supply when ti goes over.
Re: [motm] Panel info: Was: I just added 5 more outputs to my MOTM 120
2003-04-24 by media.nai@rcn.com
... I might even get a 120 then. ... Imho, it could use a few more knobs, but I m curious what outputs you would add. ... He s also already planted the trees
Re: [motm] MOTM-101 confusion
2003-04-24 by media.nai@rcn.com
... Doh!! It would have been easier if I wasn t trying to use the formula for a non-inverting amplifier!! The only 27K I could find is this 1/2W carbon
Re: [motm] panel info/320
2003-04-24 by rogers t
One thing I d be interested in on the 320 is a range switch(I don t know how exactly it would be implemented) so I don t have to send +5v from the 800 into the
Re: [motm] Panel info: Was: I just added 5 more outputs to my MOTM 120
2003-04-24 by J. Larry Hendry
Ooh. Excellent idea. :) LH ... From: John Loffink To: J. Larry Hendry ; Sent: Thursday,
RE: [motm] Panel info: Was: I just added 5 more outputs to my MOTM 120
2003-04-24 by John Loffink
If you re redoing the 320 panel please add a modulation attenuator for the Shape VC input. John Loffink jloffink@austin.rr.com The Microtonal Synthesis Web
Re: [motm] Re: Cool MOTM layout freeware
2003-04-24 by Robert van der Kamp
... Very nice! Fun way to make an order: Paul, I d like one of these. ;) What are those large modules in the left cab? They look like sequencers. - Robert
Re: Cool MOTM layout freeware
2003-04-24 by mate_stubb
I want to give a BIG shout out to John for this layout tool. I ve had a couple days off from work, and could hardly tear myself away from the computer until I
Panel info: Was: I just added 5 more outputs to my MOTM 120
2003-04-24 by J. Larry Hendry
... From: Sikorsky same here - a nice formalised modification then we can get larry to crank out those 1U expander panels !!!
more 101 .....
2003-04-23 by MOTM Markk
so, before I solder the 100k s in place.... would it be to my advantage to change R11 to 27k ??? or should I just leave it for now... and accepting
Re: [motm] MOTM-101 confusion
2003-04-23 by Paul Schreiber
... Because it is designed to warble VCO and VCF inputs *ever so slightly*, like maybe 1% or so. Starting with a small voltage at first makes it easier to
Re: [motm] MOTM-101 confusion
2003-04-23 by Scott Juskiw
The op-amp driving the Random output has a cap in the feedback loop which turns it into a lowpass filter (corner frequency about 10.6 Hz according to my
Re: LFO pondering
2003-04-23 by mate_stubb
... Au contraire! 1. No 850 (plans afoot for a custom performance controller that would incorporate the circuitry for one.) 2. No 101 (just a vintage 100.) 3.
MOTM-101 confusion
2003-04-23 by media.nai@rcn.com
I m in the process of building an MOTM-101, and I m confused about a few things. First, is the Random output mod. On page 16 it says The amplitude of this
[motm] Re: LFO pondering
2003-04-23 by media.nai@rcn.com
... Moe, you have everything in your system :) ... That is true, although I tend you use external clocks for sync purposes. Is it stable?? Is it temperature
Re: [motm] Re: modules
2003-04-23 by J. Larry Hendry
Ah crap. I ve been bested. LH ... From: Mike Marsh To: Sent: Wednesday, April 23, 2003 9:46 AM Subject: