Search found 5 matches

by Mikheil Tsitsishvili
Thu Jun 14, 2018 11:07 am
Forum: Electronics
Topic: Miniature dynamic mic pickups out of 140-160 Ohm earplug capsules
Replies: 0
Views: 10238

Miniature dynamic mic pickups out of 140-160 Ohm earplug capsules

Hello, I got recently interested in building new pickup-system for my new OM acoustics. In other instruments I do have installed little ECM Oktava microphones, however due to a significant costs and cutting the new guitar's body for some on-board preamp/EQ, I would like to build a new dynamic mic-ba...
by Mikheil Tsitsishvili
Tue Aug 20, 2013 3:02 pm
Forum: Electronics
Topic: MIMF preamp questions
Replies: 24
Views: 26832

Re: MIMF preamp questions

OK, thanks!
by Mikheil Tsitsishvili
Tue Aug 20, 2013 2:27 pm
Forum: Electronics
Topic: MIMF preamp questions
Replies: 24
Views: 26832

Re: MIMF preamp questions

Yes, these are actual working designs, and most of them have been sucessfully prototyped. Look on the first page, there's a photo of two of the preamps I built from the schematic for a mic and piezo with a blend and volume control. edit: This was originally designed to be a simple blending preamp t...
by Mikheil Tsitsishvili
Tue Aug 20, 2013 12:44 pm
Forum: Electronics
Topic: MIMF preamp questions
Replies: 24
Views: 26832

Re: MIMF preamp questions

Look here: http://www.mimf.com/old-lib/mimf_preamp.pdf This has all the schematics and board designs. There are several versions with minor differences. Hi, Thanks a lot! I am searching for such a circuits for almost 2-3 months and I have never seen such a variety of the schematics with all the det...
by Mikheil Tsitsishvili
Tue Aug 20, 2013 8:26 am
Forum: Electronics
Topic: MIMF preamp questions
Replies: 24
Views: 26832

Re: MIMF preamp questions

Rodger Knox wrote:Here's the schematic of the version I built most...

Hi,

This file of the schematic is quiet small and I can not understand the nominals written, is there any larger version ?

Thank you!

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