Active EQ and voicing control give it a great tonal range. I *have* seen amps which exploded at turn off, of all times. Overview A compact powerhouse that makes G-K sound super affordable Like its bigger Backline brothers, this little cooker features the 400RB design with a distortion circuit added for extra growl. We have 1 Gallien-Krueger Backline 600 manual available for free PDF download: Owners Manual. Tested the amp, not rigorously, but enough to know that it was working. Manuals and User Guides for Gallien-Krueger Backline 600. I replaced them, set the bias, and checked the 60V supply to make sure was correct, which it was. En bref cest 300W, 300 et construit pour durer 300 ans. PS: check speakers and cables used by your frriend, maybe it had some problem there and a click or pop caused by the ground lifting was the straw that broke the camel´s back.Ī camel which was already quite overloaded. GK Backline 600 Frying Output Transistors 02-27-2012, 03:48 PM I worked on a GK Backline 600 for a guy, tore into it and the 6 output transistors (Q21-Q26) were all fried. This amp does not have a proper short circuit protection, but a mute.Īcceptable in a home Hi Fi amp, not enough in the rough stage life. In a nutshell, reproduce, at the Lab, anything your friend can do on stage. (here you might use a resistor instead of a speaker, for sanity).Ĭheck it regularly for undue heating, weird waveforms, something strange. New listings: SALEGallien Krueger 1x12 Neo 300watt Bass Cab - 339 (Fredericksburg), Gallien-Krueger 800RB 300 / 100-Watt. 50 years and thousands of amplifiers later, Bob Gallien is still designing some of the most innovative and highly sought after products on the market. Let it cook for a couple hours at full power. On a sunny afternoon in 1968, Robert Gallien walked into his local music store, carrying an amplifier he had made in his garage. ![]() 400w 8 ohm 15' woofer for these Gallien-Krueger NEO bass cabinets: 115MBE 115SBX-II. ![]() If all looks well, plug it straight into the power line, load it and apply a steady tone to it (400Hz, 1KHz, your choice) raising power step by step until clipping. Gallien-Krueger 082-0480-B 15' Woofer for 115MBE and 115SBX-II. The Gallien-Krueger Backline 600 Bass Head can handle the wear and tear of touring. Gallien Krueger's Backline 600 gives you all the power and features you need, at a price you'll love Warranty Info Sweetwater's FREE 2-Year Total Confidence Coverage Warranty Extra peace of mind at no extra cost. It might be unstable, on the verge of oscillation. ![]() ![]() Altoona FL., Astatula FL., Astor FL., Clermont FL., Eustis FL., Ferndale FL., Four Corners CDP FL., Fruitland Park FL., Groveland FL., Howie In The Hills FL., Lady Lake FL., Lake Kathryn FL., Lake Mack-Forest Hills CDP FL., Leesburg FL., Lisbon FL., Mascotte FL., Minneola FL., MontverdeįL., Mount Dora FL., Mount Plymouth FL., Okahumpka FL., Paisley FL., Pine Lakes FL., Pittman FL., Silver Lake FL., Sorrento FL., Tavares FL., The Villages FL., Umatilla FL., Yalaha FL., Bushnell FL., Center Hill FL., Coleman FL., Lake Panasoffkee FL., Oxford FL., Sumterville FL., Wildwood FL., Doctor Phillips FL., Belle Isle FL., Bithlo FL., Gotha FL., Zellwood FL., Windermere FL., Four Corners FL.Can't talk about the ground switch, it should damage nothing, but maybe this guy had some weird ground problem and it raised its ugly head when lifting, so in an indirect way it might have somethiong to do.Īnyway: rebuild your amp, test it first with bulb limiter without load, then add a speaker load without turning it off, inject some signal and scope the output. Minneola FL., Groveland FL, Winter Garden FL., Mascotte FL., Stuckey FL., Oakland FL., Ocoee FL., Orlando FL., Tavares FL., Eustis FL., Mount Dora FL., Leesburg FL., Davenport FL., Kissimmee FL., Apopka FL., Wekiva Springs FL., Doctor Phillips FL., Pine Hills FL., Lockhart FL., Oak Ridge FL., Forest City FL., Longwood FL., Center Hill FL., Wildwood FL., Mount Verde FL., Webster FL.
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