He is a guitar DIY'er and tube amplifier designer who enjoys helping other musicians along in the endless pursuit of tone. This technique allows you the ability to use two different-sounding amplifiers to create a fuller guitar tone. Active crossovers are separate components, and are connected between the sound source (a mixer or preamp), and the amplifier. Buy a Y-cable with ¼-inch male end and two ¼-inch female ends. Note that the information presented in this article is for reference purposes only. Hooking amps together by jumpering the second input on a dual input amp to the input of a second amp is safe, but you can get a lot of noise from ground loops, and you can get phase issues if the two amps aren't phased the same. Amp (-) to Amp (-) These connections is what Physically ‘bridges’ the amps together! It is completely safe to do this. The splitter will take the line in from your guitar, but provide two line outs, one to each amp. There are some cabinets that support bi-amping, which is using two amps with one cabinet. Quick question for ya. The trick to it is that you need to put a stereo signal splitter in the chain, just before the amps. In professional audio applications, two amplifiers are … Run the cable from this to the EFFECTS RETURN on the slave amp. Please Re-Read Step 2 . The snubber also aids amplifier stability. Alternatively, I believe some multi effects, (such as boss GT series) have stereo out, so put the left out to one amp, and right out to the other. You need two cabinets. Step 3. The ribbon catches the rooms vibe from the figure 8 pattern. Bought a 30 watt 112 tube amp a few months ago that sounds killer. In a push-pull amp the guitar audio signals on the two phase inverter plates are 180 degrees out of phase with one another so mixing the two signals together nullifies the signal, kind of like mixing matter and antimatter. Getting to my guitar "starting point"--Two amps, Jcm2000 and a Randall 1086, two cabs each with a 57 and a LDC very close on the speaker, phased correctly. Amp (+) to Sub (-) Step 2.5. DO NOT attempt to use any 1/4" port labeled "speaker" or "ext" or "extension" to connect the two amps. What you are doing with this method is using the preamp of the master to drive the power amps and speakers of both amps. Your cabinet does not. Kurt began playing guitar at the age of nine in Kalamazoo, Michigan. Important note: You can't connect both amps to that cab without blowing something up. Passive crossovers built into speakers' cabinets are used in compact music systems. Your cabinet has two 1/4" inputs wired together in parallel so you can daisy-chain additional cabinets. This is the part EVERYONE gets wrong. 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