Schematics, our techtips, technical circuit descriptions, troubleshooting guide fault diagnosis, calibration alignment instructions. The gk mb150s and ai amps surpassed the polytone as the standard jazz amp for bass players but guitar players seem to still love them. Jan 25, 2014 quick demo of a 1980 polytone mini brute iii which was just repaired. The minibrute i was the same thing except with a 12inch speaker. I have found a polytone mini brute ii with sonic eq. It is probably the best sounding amp polytone ever made. The official amp of jazz, polytone has been making clean sounding, bigheadroom, warm amps for years. I knew one was a polytone, a brand once coveted by jazz players. I have a polytone mini brute ii that i use for double bass.
The reason i am selling it is that i like to use a blend of the pickup and a contact mic when performing which means i need two channels, and the polytone amp is only a. The power amp, interestingly, is not from a mini brute. I need to know what the difference is between the various mini brute incarnations, and which are still available new. Which material is the dust cover and where i can order this maybe foam material. The mini brute controls new sonic circuit on all models another dimension for polytone, included in the megabrute, megabrain, minibrutes ii and iv. Its a great little amp, extremely portable and has the following specs. The power amp, interestingly, is not from a minibrute. The polytone mini brute iii had a 15inch speaker and no reverb. Small, very small 12 pounds of dynamite measures only 8. I had it new in 1989 but never really gigged with it. Sometimes i search on the net if they make them again, but no answer.
Polytone mini brute ii older version combo amp top handle 14 14 w x 15 34 h x 10 38 d padded cover. My search on the web has me confused and it seems only the mini brute ii is still in production. Looking for a schematic and or instruction manual for a polytone taurus 3 bass amp. My search on the web has me confused and it seems only the minibrute ii is still in production. Make offer vintage polytone minibrute v 160 watts amp jazz guitar amplifierspeaker. The mini brute iv features about 100 watts of power, a 15 speaker, two channels, and spring reverb. Make offer vintage polytone mini brute v 160 watts amp jazz guitar amplifierspeaker.
Then i tested the preamp from the other brute into the power amp of the noisy brute and its quiet. By your opinion is a good cohice today for jazz and blues with ibanez af151 and telecaster 1952 reissue. It was the industry standard for many jazz gigs in the 70s and 80s and makes an excellent clean amp for guitar or a powerful option with the 15 in speaker for plugging up a stand up bass to get heard over the band. For all its quirkiness im still blown away by the sound. I need to know what the difference is between the various minibrute incarnations, and which are still available new. Seeking schematic for very early 1x12 polytone model 102, the one without the distortion preamp. Quick demo of a 1980 polytone mini brute iii which was just repaired. By clicking on the links below, you will be able to view the schematic diagrams you need both schematics 1 and 2 for your mb i, ii, iii, iv, v and mega brain schematic 1. I have two old polytones 1970s and 1990 model that are virtually indestructible. Which transducer are in use by the newer polytone mini brute versions mkii, mkiii and mkiv.
Polytone mini brute 2 maxon od9 akg c alesis nanoverb. A second hand ampli but in very good condition 8 years old for about 500. Perfect replacement in my 96 polytone mini brute ii, despite inverting the rc jack side up. This puppy has 11 tubes and can make all kinds of sounds. Hence my conclusion is that the preamp is to blame. Thousands upon thousands of polytone amplifiers and other products have been sold, yet it is difficult to find information about models, schematics, repair tips, parts, etc. Polytone amps varied in tone quite a bit over the years due to changes in circuitry, drivers used, etc. This amp is by far one of the best solid state amps i have heard. Polytone minibrute iii amp polytone minibrute iii amp. I have another 1970s amp that is a little more finicky.
This single channel version has bass, treble, volume and electronic crossover output labeled hioutloout. The polytone minibrute iii had a 15inch speaker and no reverb. Vintage polytone 1980s mini brute iii guitar combo amp. Also had to resolder leads at the ic board to restore reverb, but new unit was the fix for the small broken wires in the old tank. Here is a polytone mega brute in excellent condition for sale. Gear amplifiers polytone mega brute, trace elliott ta100r. For small combo straight ahead jazz work i use the mega brute. Perfect replacement in my 96 polytone minibrute ii, despite inverting the rc jack side up. Power amp schematic going to start with the power supplies to see if the power tx is. Im leaving this page up in case any polytone fans out there want to look it over. New used polytone amp day mini brute ii anyone have a.
Polytone brute, megabrute guitar preamp service manual free. Which transducer are in use by the newer polytone minibrute versions mkii, mkiii and mkiv. Alas, in my tone quest, this horrible forum done it to me again, and now has me looking at polytone amps. I tested the preamp from the noisy brute into the power amp of the other brute and its noisy. Recently we had to play in a club that was so small i could only bring in my polytone and frankly i was shocked by its extremely good performance. For sale, a vintage polytone minibrute iii this versatile jazz amp can be used as a guitar or amp and it seems it was used for both equally. You now own what many players feel is the best sounding, most versatile, and most powerful analog synthesizer in its class. Polytone minibrute project telecaster guitar forum. Just got it and its not really that intuitive to use. Thousands upon thousands of polytone amplifiers and other products have been sold, yet it is difficult to find information about. Now it is 32 years old and ive purchased other amps but no one can match the polytone sound with my solid bodies strat and tele type. Polytone mini brain 280 tete dampli polytone minibrain pour guitare ou basse. Arturia minibrute users manual 5 6 legal notes 1 introduction congratulations, and thank you for your purchase of the arturia minibrute analog synthesizer.
Jan 01, 2019 i knew one was a polytone, a brand once coveted by jazz players. Vintage polytone minibrute iii, jazz amp for bass or guitar. The minibrute controls new sonic circuit on all models another dimension for polytone, included in the megabrute, megabrain, minibrutes ii and iv. The mini brute i was the same thing except with a 12inch speaker. Dec 28, 2015 polytone mini brute 2 maxon od9 akg c alesis nanoverb. If you wish to convert your mb from 110 volts to european 220 you may use the link for the polytone service diagram. Click the link above for tube amp info, schematics, board building information, projects, mods, transformer diagrams, photos, sound clips. It was marketed as a bunch of amps in one and really does the job. View and download polytone minibrute v owners manual online. Polytone sort of wrote the book on lightweight, ss jazz amps starting in the 70s.
I have sold this classic polytone minibrute iii amplifier which i bought new some time around 1981. If your search produces too many results, use the and function to focus your search by putting a plussymbol in front of one of the terms e. The tube amp library of information click the link above for tube amp info, schematics, board building information, projects, mods, transformer diagrams, photos, sound clips. It has 1 15 speaker, two foot switchable channels, and an effects loop. Polytone minibruteiii 1977 version guitar amplifier schematic contents. Unfollow polytone mini brute to stop getting updates on your ebay feed. I have another polytone mini brute later model which is quiet as a mouse. Polytone mini brute iii 1977 version guitar amplifier schematic contents. Schematics, service manual or circuit diagram for polytone. Also had to resolder leads at the ic board to restore reverb, but new unit. This site will have the most complete source of polytone information anywhere. Recently we had to play in a club that was so small i could only bring in my polytone and frankly i was shocked by.
I own a polytone baby brute year 1985 et its the best sound ive heard. Vintage polytone mini brute iii 1x15 100 watt guitar bass amp. As more tightly focused offerings have come along, these basic amps have become much more affordable. Download polytone brute, megabrute guitar preamp audio equipment,digital audio, home audio, professional audio systems service manuals and repair information. View and download polytone mini brute v owners manual online. Its very small and sounds good on paper, and id like to hear one.
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