https://www.bigcrunchamprepair.com/home daily 1.0 2025-08-30 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609286010153-DYQW5JJ6A7VG6LT8VEP3/A+black+and+white+photo+of+a+Big+Crunch+amp+on+stage. Home - amplifiers https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610906525268-YMFZHHWMJEE3Z23HY4CB/black+and+white+close+up+photo+of+Shawna+Potter+soldering+the+hum+balance+potentiometer+in+a+Fender+amp. Home - services https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609281746184-L2A02VR1XRZW7HQ9C002/black+and+white+photo+of+Brooks+Harlan+playing+a+Gibson+SG+live%2C+in+front+of+a+Big+Crunch+amp. Home - About Big Crunch Craving the classic Big Crunch sound? Have an idea for your dream amp? Started a project but not sure how to finish it? We’ve got you covered. https://www.bigcrunchamprepair.com/about daily 0.75 2025-12-22 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609286443927-PHDL0Q2XCR5NWDOAMFKV/image-asset.jpeg About Portrait of Shawna Potter smiling big in the Big Crunch workshop. https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609286392081-K3Z67R1PQ0WPQ53PWBJQ/image-asset.jpeg About Portrait of Brooks Harlan, seriously posed in front of a Big Crunch Three Knob amp head in the workshop. https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/58503852-91c5-42f9-843c-6e4dc5e3f71a/K22UPFRH5RCGVAPTBHXDAHCYYU.JPG About - The Baltimore Banner Big Crunch Amplifier Service & Design repairs the ‘sound of rock ’n’ roll’ https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609192233350-6K1Z1YJS7P8XY00N20EL/Big+Crunch+Three+Knob+close+up About - Mojotone.com If you find yourself anywhere near Baltimore Maryland and in need of gear touch-ups, Big Crunch Amp Repair & Design is the place to go. https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/0e5d37d7-8ed7-4710-b52e-49d8c76cddbe/SafeSpacePoster About Safer Space Poster reads “if it’s unwanted, it’s harassment.” https://www.bigcrunchamprepair.com/amplifiers daily 0.75 2021-01-23 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609883537108-ZFR47O9IW8L1PYDUFINT/magpie+custom+head Amplifiers - Magpie Custom Looking for something cleaner with more bite? The Magpie Custom is inspired by classic Hi-Watt style designs and built with Big Crunch quality. The original build was a special request by J Robbins and has been featured on many Magpie Cage recording studio sessions. The amp was also seen on stage for the most recent Jawbox reunion… https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609883724763-H3WZ8T9Z8XLCOVR7KI4T/One+Knob+head Amplifiers - One Knob Yes, it only has one knob. The One Knob amplifier has the same specs and options as the Three Knob, but has no Tone or Master Volume controls. https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609883635907-Y1H2A55LHZ3V3HO2RV4M/Dual+three+knob+head Amplifiers - Dual Three Knob This is a two channel version of the Three Knob amplifier. It has two identical and independent Three Knob channels that are foot switch selectable. https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610226630330-3447IFGEWROK70QZWGZT/three+knob+head Amplifiers - Three Knob This is our flagship design. Gain, Tone, and Master Volume controls are all you need to dial in this rock ‘n’ roll monster. The amp features a straightforward, all tube signal path, Mercury Magnetics transformers, carbon comp resistors, point to point wiring and selectable 4/8/16 ohm output impedance. This is a classic rock amp with responsive crunch and also a great platform for effects pedals… https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610226868578-U4QL8866AWGB6EI5SNKH/all+tube+Bass+Amp+head Amplifiers - Big Crunch Bass Amp ALL TUBE This is a hand-built powerhouse. We worked hard to design the most stable all tube output section we could. It runs 4 KT88 power tubes, uses Mercury Magnetics transformers, has three band EQ, selectable 2/4/8 ohm output impedance and a balanced XLR line out. The model pictured has our Big Crunch overdrive pedal integrated into the amp! https://www.bigcrunchamprepair.com/contact daily 0.75 2025-08-30 https://www.bigcrunchamprepair.com/services daily 0.75 2026-01-10 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609280634561-6WBHFM4E2W1CL9AWLEHD/Shawna Services Shawna in the repair shop using an electric driver to remove the chassis of a Fender amp. https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610387731359-VL60ZTO9YSQ0MYSPXW6F/shop.jpg Services Equipment used in the repair shop. https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609280835176-JTXY71Q89RNI1JE3AT4F/Brooks Services Owner Brooks using a dremel tool on a Marshall amp to make an IEC receptacle mounting hole. https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609883113462-Z7IA3EPZ04WTHE94C5MF/shop+display+shelf Services https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609280963376-QJD18P0E24Z4J9A0M8KS/image-asset.jpeg Services https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609280608401-AUBOQH5PKNHJUFRTPOP3/shop+photo Services https://www.bigcrunchamprepair.com/faq daily 0.75 2026-01-03 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/f05e12bd-afee-437a-a2f5-5052116de4b7/IMG_4884.jpg FAQ - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609282560854-JW9YXFSNIKOTLX6HKIOX/image-asset.jpeg FAQ Google maps street view of the Big Crunch building. https://www.bigcrunchamprepair.com/photos daily 0.75 2021-01-23 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609192837605-BYPPBUXLB518YMLWKD9X/file81.jpg Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609194502713-7O1SLIIIN47RBTRP7QWG/IMG_4367.JPG Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609194426439-JKXPKV13PWP5N8CT4BEW/jawbox-kate-hoos-10.jpg Photo Gallery J Robbins plays his Magpie Custom amp. Photo credit: Kate Hoos https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609194498147-S0H7BOD2BDR9BLHQD3ER/IMG_1838.JPG Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609194556212-ALVA7KHJSPL96DH7CXKQ/IMG_6337.jpg Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610229031974-0D0050D4Y5NNQ6A8OUO8/15+watt+2.jpg Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609194487535-MUQGGLFWVXSUSLGNNNZZ/IMG_3386.JPG Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609194607082-WW6MHTMZ8WF7EC0Z3N20/IMG_2925.JPG Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609281135873-L67MSEV4KPCSTDL7LTY3/file455.jpg Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610229200781-XFM9MECWD24GUTUTX2VR/2+ch+2.jpg Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609194606042-HYONQCYF78UXJRHK3ZO5/IMG_2306.JPG Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610223934155-7FDUD2QBKMVR12SGB7GI/IMG_1007.JPG Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609194609338-GAYFML9ZAUJOQFSJNJHZ/IMG_5200.JPG Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609194612623-HDQE29W3K0ZS2N7NTH19/IMG_6796.JPG Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610391834500-QPQJ113OGV6938C9LU8N/P1017865.JPG Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610391904524-4EII3S7N620TOY8FIRQE/IMG_2038.JPG Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610391960867-DJEP01LUFNXZCA8OB7L2/SSPX0423.jpg Photo Gallery https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610391960373-POW8GK5W7RN7HZH0TPX9/SSPX0455.jpg Photo Gallery https://www.bigcrunchamprepair.com/testimonials daily 0.75 2022-07-16 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610839652864-EC1U13EELDH8MQJHWZIW/file748.jpg Testimonials Kyle Shutt from The Sword playing a Big Crunch Dual Three Knob amp at Ottobar in Baltimore, Maryland. Photo credit: Rock N Roll Socialite https://www.bigcrunchamprepair.com/three-knob daily 0.75 2021-01-23 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610385319401-7WBMSSK314OEKC045JKR/image-asset.jpeg Three Knob https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609192186052-DM1TP7VHN9XQX3KTGMB4/P8221200.JPG Three Knob https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610385106466-IBDPEDSLTUBZS80GCQ0W/image-asset.jpeg Three Knob - Three Knob This is our flagship design. Gain, Tone and Master Volume controls are all you need to dial in this rock n roll monster. The amp features a straightforward, all tube signal path, Mercury Magnetics transformers, carbon comp resistors, point to point wiring and selectable 4 / 8 / 16 ohm output impedance. This is a classic rock amp with responsive crunch and also a great platform for effects pedals. Power options: 5 watt with 1 EL84 power tube 15 watt with 2 EL84 power tubes 30 watt with 2 6CA7 power tubes 50 watt with 2 6CA7 power tubes 70 watt with 2 KT88 power tubes 100 watt with 4 6CA7 power tubes Other options: Tolex style and color for classic head cabinet Metal “cage” style enclosure Half power switch Effects loop (preamp out, power amp in jacks) Base model 50 watt starts at $2,000 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610391716865-ZT674KFTRT2WZJKTZ5FS/image-asset.jpeg Three Knob https://www.bigcrunchamprepair.com/bass-amp daily 0.75 2021-01-23 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610386001078-L9BP1BI58BXAO6ALJJL2/image-asset.jpeg Bass Amp https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609353695916-SEA977BZAA7P95WUU8IE/image-asset.jpeg Bass Amp https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610386266938-91UE8CCWNTKUEY448EYK/image-asset.jpeg Bass Amp https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610385942289-OH6VVIGL94DG4CV4WT88/image-asset.jpeg Bass Amp - Big Crunch Bass Amp ALL TUBE This is a hand-built powerhouse. We worked hard to design the most stable all tube output section we could. It runs 4 KT88 power tubes, uses Mercury Magnetics transformers, has three band EQ, selectable 2 / 4 / 8 ohm output impedance and a balanced XLR line out. The model pictured has our Big Crunch overdrive pedal integrated into the amp! 200 watt model starts at $3000 https://www.bigcrunchamprepair.com/dual-three-knob daily 0.75 2021-08-28 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609354716803-F9HWLRSDE5TDM2IUILEH/image-asset.jpeg Dual Three Knob https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609354656364-8MASPN4DFRP4BQWRUQUX/image-asset.jpeg Dual Three Knob https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610386738854-PLQTDLTQ4RRTJP52NTSR/image-asset.jpeg Dual Three Knob https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1630171704006-G3YC1ZYSGA24WUZIR5KW/IMG_8183+%282%29.JPG Dual Three Knob - Dual Three Knob This is a two channel version of the Three Knob amplifier. It has two identical and independent Three Knob channels that are foot switch selectable. The amp features an all tube signal path, Mercury Magnetics transformers, carbon comp resistors, point to point wiring and selectable 4 / 8 / 16 ohm output impedance. This is a classic rock amp with responsive crunch and also a great platform for effects pedals. Power options: 15 watt with 2 EL84 power tubes 30 watt with 2 6CA7 power tubes 50 watt with 2 6CA7 power tubes 70 watt with 2 KT88 power tubes 100 watt with 4 6CA7 power tubes Other options: Tolex style and color for classic head cabinet Half power switch Effects loop (preamp out, power amp in jacks) Base model 50 watt starts at $2,300 https://www.bigcrunchamprepair.com/magpie-custom daily 0.75 2021-01-23 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609882010845-TJCZBEN878K88XAHRCSW/image-asset.jpeg Magpie Custom https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609881965198-IVHASM9ARSCRMH0WC7DB/image-asset.jpeg Magpie Custom - Magpie Custom Looking for something cleaner with more bite? The Magpie Custom is inspired by classic Hi-Watt style designs and built with Big Crunch quality. The original build was a special request by J Robbins and has been featured on many Magpie Cage recording studio sessions. The amp was also seen on stage for the most recent Jawbox reunion tour dates. Now you can own your own Magpie Custom! Power options: 50 watt with 2 6CA7 power tubes 100 watt with 4 6CA7 power tubes Other options: Tolex style and color 50 watt model starts at $2,000 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610385859454-4M77MTC67D0M0E6UZNAW/image-asset.jpeg Magpie Custom https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609882094093-99W6I18BN81NJIBUI1DL/image-asset.jpeg Magpie Custom https://www.bigcrunchamprepair.com/one-knob daily 0.75 2021-01-23 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609882674143-QITFJADKUTBQRCWB57KG/image-asset.jpeg One Knob https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609882604512-2O52SN5GO0V7W0P63NV2/image-asset.jpeg One Knob https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610385689894-KDLOXZDVWL4VX3CY75CF/image-asset.jpeg One Knob https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1609882400311-QI39TGB52OWZLGF7W9NP/image-asset.jpeg One Knob - One Knob One Knob to rule them all! It’s all you need to dial in this rock ‘n’ roll monster. The amp features a straightforward, all tube signal path, Mercury Magnetics transformers, carbon comp resistors, point to point wiring and selectable 4 / 8 / 16 ohm output impedance. This is a classic rock amp with responsive crunch and also a great platform for effects pedals. Power options: 5 watt with 1 EL84 power tube 15 watt with 2 EL84 power tubes 30 watt with 2 6CA7 power tubes 50 watt with 2 6CA7 power tubes 70 watt with 2 KT88 power tubes 100 watt with 4 6CA7 power tubes Other options: Tolex style and color Half power switch Effects loop (preamp out, power amp in jacks) Base model 50 watt starts at $1,900 https://www.bigcrunchamprepair.com/accessories daily 0.75 2021-05-22 https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610224811473-LDXIUKAPTK1NWKA85WH6/Power+Attenuator Accessories The Big Crunch Power Attenuator sitting on the workbench. https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610058075223-NYHRFKBJG0YI061DBYO9/Big+Crunch+Boost+pedal Accessories Close up of the slim Big Crunch Boost pedal, all plugged in and ready to rock. https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610058028073-T0AC5DKGWCF87JBOXIUO/Big+Crunch+Overdrive+pedal Accessories Close up of the Big Crunch Overdrive pedal on the workbench, plugged in and ready to use. https://images.squarespace-cdn.com/content/v1/5fd017ad6de27e455e1ef9c5/1610058126739-O813NIFLNXZ9IP9EZODD/Big+Crunch+Wah+Pedal Accessories Close up of the purple Big Crunch Wah pedal, sitting on the workbench.