The history of the legendary ampeg b15 guitar world. Bt 15 bt 18 g18 rev a g18 rev b gt10 st22 st25 st42 sstsbt power amplifier. Ampegs gvt15112 alltube guitar combo is the perfect gigging combo, with tone and portability to spare. Total ratings 4, ampeg svt micro vr 200watt classic head. Ampeg r 12r 212r 50h amp schematic ampeg r 12r 212r 50h reverbrocket ri amp schematic ampeg reverb rocket 12a amp schematic ampeg reverb rocket 12r amp schematic ampeg reverb rocket 12rb amp schematic ampeg reverb rocket 12rt amp schematic ampeg reverb rocket 12 schematic ampeg reverb rocket 3 amp schematic. Bt18 using the same amp as the bt15, bt18c two 18 speakers, bt18l. It is a b15t, which is not exactly regarded as the nicest planet in the ampeg solar system. We find the features that have made the success of the brand especially with the big ampeg svt the bt 25 was popular in the late 60s for its sound specifies that offered an attractive alternative to overkill svt including studio where he excelled.
Although specializing in the production of bass amplifiers, ampeg has previously manufactured guitar amplifiers and pickups and instruments. Ampeg, manual services, hifi manuals, diagrams, owners. Ampeg heritage b15 schematic read 2441 times 0 members and 1 guest are viewing this topic. Ampeg ba115hpt 1x15 220 watt bass combo amp musicians.
Ampeg is a manufacturer best known for its bass amplifiers. Hi all, did ampeg every make a fliptop b15 for guitar, not just bass or a similair amp with the same stylelook. This version of the manual has the pages rearranged so you can print them on five 5 8. For more ampeg v4 information see the ampeg v4 pages. Also heres a dumb question, what would happen if i played guitar through a bass amp.
I have been a bass player and gear hound for years, so it is surprising that it took so long for an ampeg amplifier to come into my life. Jun 27, 20 ampeg portaflex bt15c 1967 vintage bass amplifier dual cts speaker b15 cab stay safe and healthy. Ampeg endorser, garth fielding, recently sent us one hell of a video. If you want to join us and get repairing help please sign in or sign up by completing a simple electrical test or write your question to the message board without registration. Published on jun 26, 2016 jason andrews of spotlight sound studio and grant reynolds discuss and play a 1961 ampeg b15 amp using jasons fender telecaster. B15n 1968 portaflex b15n portaflex b15nc portaflex b15nf portaflex b18n portaflex b15s portaflex b25 portaflex b25b portaflex b1515c15d18c portaflex e series ej12 echojet et1 echotwin et2b super echotwin. The b18x used the same chassis as the b12xt, with reverb and tremelo, a footswitch, and a horn for the highs. Schematics, specifications, troubleshooting guide fault diagnosis, calibration alignment instructions, voltage check points, tube layout chart, parts list. Ampeg speaker types i have a really great book on ampeg story behind the sound and there is a section on speakers. Not only a 100% recreation of the original, it offers so many more flexible, processing options. The b15 trays were covered with black imitation leather, black levant material with 100% cotton base that is traditionally used in the book binding industry. The ua, ampeg b15n bass amplifier is a remarkable software version of this classic 1960s amp. Ampeg service center in your area for a complete continuity check. With all amplifier controls at zero, and the power switch off, plug the line cord.
The ba115hpt has all the professional features of other ampeg bass amp series combos, with the addition of a 12au7 tube integrated into the preamp circuit. Ampeg g 15 gemini ii tube amplifier v7591 schematic contents. This disk is our creation, and we participate in ebays vero program. The standard power level for bass amplifiers at the time was 50 watts, but ampegs team wouldnt settle for anything less than a monster.
The 100 watt or 120 watt depending on which ampeg catalog you read solid state amp head was used in a few configurations including the gt15c guitar amp and bt140, bt25 and bt25l bass amps. Ampeg diagrams, schematics and service manuals download for free. In 1968, ampeg introduced their line of second generation solid state amps. Bt15 schematics bt15c schematics bt15d schematics bt18c schematics bt140 service manual bxt115hl 410hl owner manual. He recently bought one of our limitededition, usmade heritage b15s and loved it so much, he wanted to show the world why it. B15nc and b15nd came later as single 15 amps with that same power amp. Ampeg amp schematics to assist you with your amplifier repairs and modifications. Jess favored adding a choke, so that was on the drawing board at the beginning. The solidstate bt15 came just before i left ampeg 1966. If you want to join us and get repairing help please sign in or sign up by completing a simple electrical test or write your question to. Ampeg heaven amp schematics schematic amplifier echotwin. Thats the year that ampeg designers bill hughes, roger cox, bob rufkahr and dan armstrong set out to build a bass amp like none that had come before it. The b15t is a combo amplifier that was introduced in the early 1990s, and was only produced for a few years.
Ampeg b15 tray cover material i will just throw this bit of information here about the ampeg b15 tray cover material as it is generally not known. Service memostroubleshooting musical instrument amplifiers this document appeared in the 1969 policy manual for ampeg authorized service centers. View and download ampeg vt120 owner reference manual online. Ampeg protaflex bt15 15c 15d 18c amp schematic ampeg r 12r. Less than of these left in circulation according to ampeg.
Using the baxandallstyle tone control circuit, ampegs bass and treble controls were located between the second and third 6ls7s. Do not force this connection, let the keyway be your guide. The only difference between these models was the speaker configuration. Some cosmetic sratches and rips in the vinyl covering, but display still lights up. Service tips 1976 contains service tips for b100g100, sr6, v4vt22 with distortion, and 120w solid state. The biggest milestone in ampegs history was in 1969. Ampegb15n68portaflexampschematic ampegb15ncportaflexamp.
By shorting output transistor base is not having any response your driver transistor may be defective. Vt22v4 amp schematic 1974 magnavox vt40 amp schematic 1971 ampeg vt40 pre amp schematic 1971 joe piazza vt40 power amp schematic 1971 joe piazza also worth checking out is the blue muse unofficial ampeg page. The ba115hpt features 220w of power, a 15 driver, and a 1 compression driver. An inside look at the classic tones of the ampeg heritage b15. Will crackle for a few seconds as it warms up but then has a nice clean tone. Ampeg g15 service manual download, schematics, eeprom. David aka casey4s for providing these scans of the ampeg amplifiers manual. Line 6 is a music instruments manufacturing company that specializes in guitar amp and effects modeling, and makes guitars, amps, effects pedals, multi effects processors, guitar wireless, vocal wireless, music software, recording interfaces, digital mixers, and personal amplification speakers. Ampeg, a division of loud technologies is recognized worldwide as the premier name in bass and guitar amplification since the 1960s, when the svt super valve tone bass amplifier took the rock world by storm with its 300 watts, 8 x10 speaker cabinet and a tone that would go on to set the standard for rock and roll bass. Home guitars percussion accessories ampeg portaflex series pf115lf 1x15 400w bass speaker cabinet black item new the enclosure delivers performance. Line out, 3band eq, style control, and padded input option in a robust, tiltback enclosure.
I am lucky to have a grandpa that is a retired ee, so when my amps break, if i cant figure them out, he can. Ampeg gvt series gvt15112 15watt 1x12 guitar combo. R830 is in the emitter leg of the low side driver t831 it looks like, hard to read current to heat that resistor comes through that. You can write in english language into the forum not only in. Vt120 musical instrument amplifier pdf manual download. Jeff sugzdinis for printerready version of the manual. Your b15n has either a 25watt b15nc or 30watt output b15nf, one 15 speaker, a sixtube chassis with two 6l6 power tubes, and two channels with three inputs and volume, treble, and bass controls for each channel. B15nb schematic b15nc schematics b15nd schematics b15nf schematics b15r owner manual. Ampeg v4 operating instructions manual pdf download.
L runo o x o o 0 o x o o o o co 00 o o o o o o o o 0 z o z z o o o o o o a. Bt15 bt18 g18 rev a g18 rev b gt10 st22 st25 st42 sstsbt power amplifier. Fender amplifier dealer parts list binder and schematics guitars amps 3 of 3. Manual services, hifi manuals, diagrams, owners manuals, schematics, datasheets and brochures online for free download for your guitar amplifiers, mixers, effect processors, midi synthesizer, available on of the vintage hifi site. Rack ear kit for ampeg svt7pro watt tube preamp bass head. For greater savings check out our used ampeg bt15 tube bass combo amp and get a great deal today. This is a low cost 150 watt amplifier circuit with diagram and schematic design. Ampeg bt15 15c 15d 18c service manual download, schematics. Ampeg portaflex bt15c 1967 vintage bass amplifier dual cts. Originally established in 1946 in linden, new jersey by everitt hull and stanley michaels as michaelshull electronic labs, today ampeg is part of the yamaha guitar group.
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