Up for sale is a legendary 1988 Mesa/Boogie Quad Preamp in excellent functional and cosmetic condition. This is a highly sought-after, factory-original Export Model natively wired for 220V/240V power.Please note: This is not a modification or an aftermarket power supply swap. This unit was hand-built directly by Mesa/Boogie in Petaluma, California, specifically for the overseas/European market, featuring factory-screened chassis graphics denoting the 220V power configuration.Why This Unit is Special

• Early Production Era: Serial number Q-1827 places this unit firmly in 1988—the golden era of Mesa's rackmount production.
• No Transformer Hassles for European Players: If you are an international buyer, you can plug this holy-grail preamp directly into your wall without a bulky, noisy step-down transformer.
• US Buyers Welcome: If you are operating on US 110V power, you will simply need a standard step-up voltage converter to run this piece of history flawlessly.

Features & Tonal ArchitectureThe Quad Preamp is essentially two dual-channel iconic Mesa amplifiers crammed into a single 3U rack space:

• Channels 1 & 2: Heavily based on the legendary Mark IIC+ circuit for pristine cleans and singing, smooth lead tones.
• Channels 3 & 4: Based on the aggressive, high-gain Mark III circuit for devastating crunch and tight heavy rhythms.
• Features the famous Mesa 5-Band Graphic EQ for ultimate tone sculpting.
• Equipped with standard onboard reverb and an independent FX loop.

Condition & Notes

• Footswitch: This listing is for the Preamp unit only (FU-2 / Abacus footswitch is not included). Channels can still be switched via standard external switching matrix setups.
• Operational Status: Fully tested, fully functional, and sounds absolutely massive.