http://www.rootbeeraudio.com/designs daily 0.75 2025-02-17 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1471460112576-4MLX9SPMQ4PA42MJSKEL/Screen+Shot+2016-08-17+at+2.06.06+PM.png Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1499804267715-PMMJ2GF6CUT7XGMWGJGB/Philly20_Front.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1544636011784-C8NCGCD0THSS2A10TRJV/Philly20_2_0001_Layer%2B7.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1545070182201-5688O8NGUELYF1HIL519/60F99E49-1CEF-4242-B9D4-7B11BC152127.JPG Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1556552325740-VLMF4Z9IP4PV40PV5ELI/B20CF809-CE2C-466F-BC19-70118DD86B25.JPG Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642009037426-8OAWA757UMBEJRNCXPRY/IMG-4697.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1658514003878-VSK5ABEV6DMNLNRUEBQP/%239+off.jpeg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1737053168323-P5DDNAAVTFXGUL5HQ4MY/TENOR.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1499804201169-CHU8BCUR2FD6MWZZWVQR/Philly20_Front.jpg Designs - PHILLY 20 The original PHILLY 20 (2017) https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1499804201442-K7S60HRUG81X0BKJN5YH/Philly20_side.jpg Designs - PHILLY 20 The original PHILLY 20 (2017) https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1654286810457-0YJJA379SVBY1YEP2I78/IMG_5566.JPG Designs - PHILLY 20+ A Custom PHILLY 20+ head with matching 1x12 (2022) https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1654286757890-L2KM2SB89PDL4KF1D5VR/IMG_5513.JPG Designs - PHILLY 20+ A Custom PHILLY 20+ head (2022) https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1531241112461-0FVBTE4VF0T1YY8D6OL8/Philly20_2_0003_Layer+3.jpg Designs - PHILLY 20 A custom PHILLY 20 (2018) https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1727961436808-P50BR31PKQSACMFI177Q/IMG_5639.JPG Designs - PHILLY 20+ A custom PHILLY 20+ 1x12 combo with dual footswitch (2024) https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1727961436593-GQ5UOJEQ65K8ZFNDYW02/IMG_5643.JPG Designs - Footswitch A custom PHILLY 20+ 1x12 combo with dual footswitch (2024) https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1471460035953-SXZL1L6CH9K8SNHKBNQQ/Screen+Shot+2016-08-17+at+2.05.17+PM.png Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1471460037552-ISB7CWVY6WP16V9BBLUR/Screen+Shot+2016-08-17+at+2.05.37+PM.png Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1471460036529-3DK7ENYJ9ZO93RISECAQ/Screen+Shot+2016-08-17+at+2.06.06+PM.png Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1471460036985-0CYHXZ6UV3ZE5CMJGXQB/Screen+Shot+2016-08-17+at+2.06.16+PM.png Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1739380015088-UPEGM30HUEMFYIEHRCOL/front+propfile+snow.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1657656544371-FUWZNCWPCUK2EJ20H9YW/%239+off.jpeg Designs - PUSHERMAN - 2022 run https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1657656551212-94VDF7PVKWY9KT06ZRN1/%2310+off.jpeg Designs - PUSHERMAN - 2022 run https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719506994267-1LIAUCP4C05LZ53PLKD6/Yo+La+Tengo+PUSHERMAN.JPG Designs - PUSHERMAN given to Ira Kaplan of Yo La Tengo https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1657656559616-2KDLG0KMBCIVKR9J8JPJ/%231+off.jpeg Designs - PUSHERMAN - 2022 run https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719506998653-LJG00ONZA6IUAM8CFYES/prototpyep.jpg Designs - older PUSHERMAN prototype https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1739587639261-LLP8FKZ56DCMXAXHON8U/Copper.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1545070784991-PKD3G8EFAG0AURLMU3ZF/DSC01122.JPG Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1545069591641-8JPEAAATW4HZ8LKXWWRP/DSC01111.JPG Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1545069602913-FALS04KSRQORF3XO0WYN/DSC01113.JPG Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1545069608388-IIMYCR699WR4ZX3KRKCJ/DSC01115.JPG Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1545069621652-EAT1TNJEKEBKCJBZZKT6/DSC01116.JPG Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1545069623448-ZU5090WY1XG1ULI7Z5Q8/DSC01117.JPG Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1544635611313-L9YUUVT14I7BJK2X7E7F/Philly20_2_0001_Layer%2B7.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1544635609043-PVIK440ZY8ETD3LS5N6I/IMG-3219.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1544635609079-2BFLQCGLYWMJOADO2U6H/IMG-3220.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1544635609704-T302SOG5FG5A9EG4KQUW/IMG-3221.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1590164972402-T5XOJAE0CZHD9BJEZF4C/IMG_9618.JPG Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1556552197572-ORNNM4TRYSZYUT94FEET/9420D803-D975-4759-B0E2-8DD325340E27.JPG Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1556552196968-UTXLFS60C6LHIA0SLGRG/B20CF809-CE2C-466F-BC19-70118DD86B25.JPG Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1556552209578-P84K5CJATU96ZZD15KP7/D2EF1A37-819B-48B7-A050-54A7155E4D5D.JPG Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1556552209838-ZOYWI8PC25H3GQH22M73/E219E0BD-6FD6-4873-94AD-F317300DB90A.JPG Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642008962096-CPV4SLC2ZHIVU0NQ104F/IMG-4694_1.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642008962305-OC2P2B51OBFISNSHO4UA/IMG-4697.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642008964451-2K07E5C7N2O4E1NE0NNL/IMG-4702_1.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1531241152496-6YP841ZB9N5GGMODKY6T/Philly20_2_0001_Layer+7.jpg Designs https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719506487750-QF0VDO4SDW0UREBLUM7C/TENOR+rr.jpg Designs - experimenting with light https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719506485895-Z9WMCW4QRQ21D9FECHK9/TENOR.jpg Designs - 2nd prototype amp chassis https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719506475422-PTFVIMHCQ8CTIA02JQIJ/CABINETS+TENOR.jpg Designs - 4 cab prototypes in one shot https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719506476526-6RSXWMCM8JM5P2S7USD1/TENOOOORR.jpg Designs - 3rd prototype cab w/ 2nd proto amp http://www.rootbeeraudio.com/about daily 0.75 2026-03-14 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1484097906343-0Z97NXTUEIWY6ZK190BH/CC-6251.jpg About https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719234878464-XT54X3IBXPAORB06DEF1/Screen+Shot+2024-06-24+at+9.14.28+AM.png About https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/07f24570-db73-4849-9af2-8c4a0ffcffa9/CleeringWeathers_Show_Image.png About https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719590645615-FSC8O5QDJAGZ6HQOZXVH/IMG_2579.JPG About - a one-off PUSHERMAN pedal given to Ira Kaplan https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1484097433104-1NG2DOAON4TCXNRZTCS3/CC-6242.jpg About - Teenage Dream A custom variation of a SLO overdrive-channel-only 100 watt amp circa Fall 2016 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1484097452308-HD3RMTD9J8LZEDB55FTO/CC-6266.jpg About - Teenage Dream A custom variation of a SLO overdrive-channel-only 100 watt amp circa Fall 2016 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1531235699299-KZVTSEQ1P6JZ91N9ZU51/Philly40_0001_Layer+7.jpg About - Homebrew 40 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1499803639340-9BWMC3XSR4KLQ26V2XSL/Amp_side.jpg About - PHILLY 40 Watt The original PHILLY amp. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1499803639024-PBAUQHZKEUDYQUJB1VRP/Amp_back.jpg About - PHILLY 40 Watt The original PHILLY amp. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1531235686072-MKK0AT30LNV3KENEOVIN/Philly40Combo_0000_Layer+6.jpg About - An early PHILLY 40 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1566303731320-5FMAULIN8LECDY6E2WNY/IMG-6378.JPG About - PHILLY 40 This is the PHILLY 40 prototype. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1566303724448-40PXANI6N3SJETU0CLMR/IMG-6375.JPG About - PHILLY 40 This is the PHILLY 40 prototype. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1566303706476-HIW0Z69IPK33EULTHVWI/IMG-6381.JPG About - Homebrew 40 This was a 2013 interpretation of the AB763 circuit with many circuit modifications. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1566303738262-XPH31PAPVIUJGYTAJDFG/IMG-6377.JPG About - PHILLY 40 faceplate https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1566303972236-8QUHQ5SUI6FJNIUNH974/IMG-6366.JPG About - SUMMER PROJECT This is a 2019 build utilizing a “dead” Hot Rod Deluxe (and even the original transformers). Full rebuild: new tolex, entirely new circuit and components, custom faceplate, and a ceramic Weber Blue Dog speaker. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1566303980099-OMWRN8CU8C9QZ9LOH4YY/IMG-6370.JPG About - SUMMER PROJECT 2019 faceplate https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1566304084825-4YMPDUUJOK1MGZOOHAU9/IMG-6372.JPG About - SUMMER PROJECT 2019 (smaller one) This is a 2019 build utilizing a “dead” Blues Jr. Full rebuild: new tolex, entirely new circuit and components, new transformers, custom faceplate, and a Weber Alnico speaker. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1566303993227-DQWRMPIOOVQN8VTHVANH/IMG-6371.JPG About - SUMMER PROJECT 2019 faceplate https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1593537454930-WQ3BOA57LX61EK9R06XO/colin+up+close.JPG About - SUMMER PROJECT 2020 This amp was made in the 2020 pandemic, which necessitated making as much as possible in-house. I opted for a copper faceplate (instead of a laser engraved acrylic one), and hand-stamped and “aged” it for a new variation on the traditional “rootbeer aesthetic”. This amp was the first to include a donation to a community organization. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1593537478511-4KBXDLG0OUCFMCZKQ36T/side+shot.JPG About - SUMMER PROJECT 2020 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1593537677465-HQIV2G54RT027V5HC8BW/faceplate+up+close.jpg About - SUMMER PROJECT 2020 faceplate hand-cut, hand-stamped, and “aged” copper faceplate https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1593537475772-2TPRLQI8Y1F7VAJVXCP8/SUMMER+2020+gutshot.JPG About - SUMMER PROJECT 2020 - gutshot This amp was made in the 2020 pandemic, which necessitated making as much as possible in-house. I opted for a copper faceplate (instead of a laser engraved acrylic one), and hand-stamped and “aged” it for a new variation on the traditional “rootbeer aesthetic”. This amp was the first to include a donation to a community organization. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642094957858-6AHYSGCVUUMO1A5Z9QFF/PREMIER+AMP+2.jpg About - A Premier cabinet with a Rootbeer amp A Premier cabinet (courtesy of Chris Dipinto) with a Rootbeer amp built into it. Featuring a hand-stamped & aged copper faceplate, and variable negative feedback. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642094957621-4EAYA5GI10ZTSB5DZA3T/PREMIER+AMP.jpg About - A Premier cabinet with a Rootbeer amp A Premier cabinet (courtesy of Chris Dipinto) with a Rootbeer amp built into it. Featuring a hand-stamped & aged copper faceplate, and variable negative feedback. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642094973911-3KK49SEQ0NKTK2LL6IDA/MANSER+MADE+2.jpg About - Rootbeer "36 watt" - 2015 Custom cabinet (designed by Anthony Angelicola) with a strange circuit recipe… part 18-watt, part ac30, part midnight tinkering. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642094973819-Y86L0WFOYSBTNKJQFXXM/MANSER+MADE.jpg About - Rootbeer "36 watt" - 2015 Custom cabinet (designed by Anthony Angelicola) with a strange circuit recipe… part 18-watt, part ac30, part midnight tinkering. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642095054793-YYDFVTUTJOUZ9CV3HSC0/PHILLY+40.jpg About - My own PHILLY 40 amp - 2019 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642095050117-NL497CIAQ6SBXLEQU7KA/PHILLY+40+back.jpg About - My own PHILLY 40 amp - 2019 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642095098927-OBGD58741Y5K46UA8BUA/COPPER+two.jpg About - copper experiments https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1713194157683-DV6C9L2CKZR4GEWDT0JW/24D87649-B04C-406B-A924-012FC7B50BD8.jpeg About - A custom "twin reverb" style kit build with a Sunn Model T channel https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1713194160948-3UJLYDWT3KAHYZJGUSL8/BC8992C6-7037-40B5-8C31-3320CF50534E.jpeg About - A custom "twin reverb" style kit build with a Sunn Model T channel https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1713194178740-FR2KIOQDDWVOF47NXYRA/06B4EA44-ACA4-4C8E-9F23-0000168C6120.jpeg About - A custom "princeton-reverb" style kit build https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1713194179092-C430PRPNW7HSK0HKCH7F/7F4BD6D7-D3AC-458D-9847-B45DE814F9A0.jpeg About - A custom "princeton-reverb" style kit build https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1484539162970-BWBVJR08PTMF1IQCP46V/5f1%232.jpg About - "Television Amplifier" Tweed Champ 5F1 style amp with S.S. rectifier circa 2016 summer https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1484540079073-F09PUM8A0LJM4UDK5XMQ/5f1rear.jpg About - "Television Amplifier" Tweed Champ 5F1 style amp with S.S. rectifier circa 2016 summer https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1713194207234-K1NM0AAE5RBV3SPTSS1Z/IMG_2946.jpeg About - A heavily modified Fender Quad Reverb with a "Philly" preamp channel https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1713195325017-8ALUUIAJ8UEGMOZSGJB2/IMG_2944.jpeg About - A heavily modified Fender Quad Reverb with a "Philly" preamp channel https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1713195340901-YXGUW77G0HFL5VY6TTY8/948C2C89-EB72-4B3F-92AC-1888C2E94C7A-2F72AC85-EA5D-4324-8AF4-6CC74D3F996B.jpeg About - A bandmaster turned into a Dumble (#124) https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1713195449082-R51BHMLZ77RR5V7DZKHJ/B1E4F782-4544-446B-BD8D-D2086FD11C7B-3FC0B87E-D5D9-4E00-AF0E-BC8102EF0E82.jpeg About - A bandmaster turned into a Dumble (#124) https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1713195374936-34AOAX6OQBF5V8GAFTLB/IMG_0886.jpeg About - A Marshall 18 watt kit build for Modern Baseball https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1713195393182-IXR1MQKPMKKDMRBIQQLX/IMG_6173.jpeg About - A heavily modified Bandmaster with added reverb https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1713195435643-OTFVR8A55JNLTGVKMCG4/975E7799-E4C6-4899-BCF6-C91989EF12DA.jpeg About - A heavily modified Bandmaster with added reverb https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1713195435747-JH9T5XWCJ39F9WR2SBN0/74614906-FB02-43F8-88D3-D323DA77B9F1.jpeg About - A heavily modified Bandmaster with added reverb https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1484539199836-VIFUES4D21U74ORONFGA/front+18w.jpg About - 2007 - "18 watt" build This was my 3rd amp build circa 2007. https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719506157485-PMYVKLN9MN4LLL1TQH1L/1st+amp.jpg About - My first amp build - 2007 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719506157442-055W3ZGT2UQH54GIB3DL/1st+pedal.jpg About - My first pedal ~ 2006 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719506159314-3KPED2RJFVQ1OYPUCYZS/2nd+amp.jpg About - My 2nd amp build - a Fender 5C1 design https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507373990-T75078U1975GEBHC0GFO/AE%21+final+project.jpg About - Audio Electronics 1 Final Project 2024 demo https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507372607-1E1SFLRFLK0GIOLUDRQX/AE1+final+rough.jpg About - Audio Electronics 1 Final Project 2021 demo https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507374763-95NWG6UZBYZSF3FNJUFQ/AE1+gutshot.jpg About - Audio Electronics 1 Final Project 2021 demo https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507379050-OS4LZ899KOLURCP51UA9/AE2+DELAY.jpg About - Audio Electronics 2 midterm - PCB digital delay - this one has optoisolator modulation https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507380432-QNCQI71FHBMIOH13V90R/celery+volume.jpg About - "experimenter's patchbay" with celery volume control https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507381130-G9DAIPZGMDUA6SBY8BK5/circuit+bending+card.jpg About - greeting card experiment https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507382809-NFQMSEGYT4VPO9XH0FWC/circuit+bending.jpg About - children's toy // instrument https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507383163-4TZ2QSWL2SYGJ3IHA2GK/circuit+sniffer.jpg About - "circuit sniffer" https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507387624-ZTLCO68NQ63VUFLEPUML/CMOS+again.jpg About - CMOS oscillator for Audio Electronics 2 course demo https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507387999-HXHQ9HBIO3P15KOBZD2X/CMOS+CMOS.jpg About - CMOS oscillators https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507392514-5CYFPKXNM41BHS4SVKW3/CMOS+OSC1.jpg About - CMOS oscillator ~ 2016 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507392973-B76K6LOAH1L2KUQN8F9K/CMOS+oSC2.jpg About - CMOS oscillator https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507398645-6OMEZLAOU7347CTIEM53/CMOS+oSC3.jpg About - CMOS oscillator ~ 2014 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507397980-DRXTP7S7LYX37OWML3NS/CMOS+osc4.jpg About - CMOS oscillator ~ 2013 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507401842-GO8CTRXZP60MBULVY0I3/CMOS+Sequencer.jpg About - AE2 sequencer project demo https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507406414-D9OZQLNSRXRCKT4QSJT0/contact+mics.jpg About - contact mics https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507406714-LP8K8YXJKRC1FDLPTQ1B/firby.jpg About - Furby experiments https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507409252-0YYFW17CBKE2TY03YOBL/fisherprice.jpg About - Fisher Price tape deck turned small guitar amp https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507409396-59CQJR5DV12BMMBGS3IF/loop+station+circuit+bending.jpg About - recording greeting card turned loop pedal ~ 2008 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507412843-CT1J9C9I0PQWK79SIFSA/lumitron.jpg About - my prototoype for the "LUMITRON" https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507412375-KKWMT9C0R2IZ9ZOEGQBN/mics+2.jpg About - stereo electret condenser mic https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507414874-9HUPZFJ21B1BLHYM856W/mics.jpg About - two different DIY electret condenser mics https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507415218-AHL7D41QGB3Z0V0EYVYB/MIXERR.jpg About - passive resistive mixer https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507417679-3SW8DXV4GKHG22QQR0WY/speaker+exciters.jpg About - speaker exciters - use to make faux plate reverb https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507418908-GTD78V84M89FSKHPURBI/video+mixer.jpg About - analog video mixer http://www.rootbeeraudio.com/service daily 0.75 2025-08-20 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093436253-9ESJ0C8ONCZ2BWWAFCXA/BENSON.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093490907-YT1PL9UWO6ZACW5XQDE8/AC30.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642094101803-A7JI1C6VGJWLJ1G2JPW9/ac30+screenshoit.png service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093501578-EP9W3W4WW2S8B7280QA6/ORANGE+MOD.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093527889-KW6H8WEMJ90Z6G6CPVEW/Satelitte.JPG service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093580783-PL0HO8L47D50BK7OENIG/TRAYNOR+REBUILD.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093635240-0MY9WTQRQBK9KAJCUTCL/MARANTZ.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093687671-YCY2FRC3X98A49QMHDZT/ISO+TRANS+BACK.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642094158076-AZEIAX659T3S1R6WTV90/ISO+TRANS+AMP.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093706426-SRUKTTRRW649C74XTP31/GIBSON.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093727523-KANDSDU5TTLJU7L5NID3/FLPTOPP.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093785155-9T2JKPKILAE4TT23AITV/BENSON.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642094228525-FSYFY4YWM20W98WGFJ0W/ADD+REVERB.JPG service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093808788-9C0PF0WI1NFI3JIBXPHV/ADD+REVERB+circuit.JPG service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093864570-JAXNUOKRN9ZMZBYQN0RT/FENDER+MODS+2.jpg service - A PHILLY 20 preamp mod https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093863290-KK68R4X37ODE46L2XNFJ/FENDER+MODS+BACK.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093893772-715REZJOFCQMJ62FMJSU/DUMBLE.JPG service - A "Dumbled" bandmaster https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093894624-YQ7KJKG2MMN6ZXGAB6TF/DUMBLE+fx.JPG service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642093980125-10QN092GDM4HYD6EPPA3/KIT+BUILD+PROCESSED.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642094116266-3MTCHCG5HEVJJ0WU2H3G/CAPACITORS.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642094798243-P9XD5HAFO7X1OIBKFMEF/JAPANESE+BREKKIE.jpg service https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1642094850417-76IXD9HGRUMKENNRK4D3/SILVER+SEVEN.jpg service - a vintage Carver Silver Seven https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719507254340-HNI6TVY9KQPQP8XETOP2/tools+2.jpg service - some old home made tools http://www.rootbeeraudio.com/shop daily 1.0 2024-06-20 http://www.rootbeeraudio.com/shop/philadelphia-pedal-special-collage-014-of-14 monthly 0.5 2025-02-15 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/6b197f72-6c76-4906-b07e-d24ea00d4744/COLLAGE.jpg Shop - PHILADELPHIA PEDAL - GIVE BACK // DOUGH NATION edition "COLLAGE" #014 of 14 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/e5b4ee17-4882-4f2e-aa35-6d8c9d80bfaf/PEDALS.jpg Shop - PHILADELPHIA PEDAL - GIVE BACK // DOUGH NATION edition "COLLAGE" #014 of 14 http://www.rootbeeraudio.com/shop/philadelphia-pedal-special-copper-leaf-013-of-14 monthly 0.5 2025-02-15 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/08d133f2-45d4-444a-8fa9-5867c55c95df/Copper.jpg Shop - PHILADELPHIA PEDAL - sPeCiAL edition "COPPER LEAF" #013 of 14 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/e5b4ee17-4882-4f2e-aa35-6d8c9d80bfaf/PEDALS.jpg Shop - PHILADELPHIA PEDAL - sPeCiAL edition "COPPER LEAF" #013 of 14 http://www.rootbeeraudio.com/shop/philadelphia-pedal monthly 0.5 2025-03-03 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/4231d9b1-4263-40bc-8598-21d30176f9f4/front+propfile+snow.jpg Shop - PHILADELPHIA PEDAL(s) #1 - #12 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/e5b4ee17-4882-4f2e-aa35-6d8c9d80bfaf/PEDALS.jpg Shop - PHILADELPHIA PEDAL(s) #1 - #12 http://www.rootbeeraudio.com/shop/12-repair-deposit monthly 0.5 2025-07-30 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/8211ea58-f5e3-4500-b4ce-33d04ee702af/IMG_6501.jpg Shop - HALF REPAIR DEPOSIT http://www.rootbeeraudio.com/shop/rootbeer-audio-gift-card monthly 0.5 2025-02-15 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1721244655368-UO50FP8UCY3KW6P6Y4QA/9-simple-hacks-for-wrapping-gifts-like-a-pro-4282357362.jpg Shop - ROOTBEER AUDIO GIFT CARD http://www.rootbeeraudio.com/shop/bench-fee-deposit monthly 0.5 2025-02-15 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1719594295122-JL5V2EEJLG2N1LAZNR9S/LOGO+summer.jpg Shop - REPAIR DEPOSIT http://www.rootbeeraudio.com/shop/rootbeer-audio-koozie monthly 0.5 2025-02-15 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1693255284438-U9G3LSL5XRARSF6R3DYY/Koozie.JPG Shop - KOOZIE http://www.rootbeeraudio.com/shop/rootbeer-audio-shirt monthly 0.5 2025-02-15 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1693254027286-S8PMVTFU9BIVS889E9NH/Screen+Shot+2023-08-28+at+4.20.12+PM.png Shop - SHIRT http://www.rootbeeraudio.com/shop/custom-footswitch monthly 0.5 2025-02-15 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1712951862057-RYW79FQ24D85JWVVADM0/Screen+Shot+2024-04-12+at+3.50.20+PM.png Shop - CUSTOM FOOTSWITCH https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/d0dc8a87-2206-44ce-864e-034fe82fe4b1/footswitch.jpg Shop - CUSTOM FOOTSWITCH https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1712951861993-SJWGAYJN5M12I5F2YS1A/Screen+Shot+2024-04-12+at+3.50.13+PM.png Shop - CUSTOM FOOTSWITCH https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1544636011784-C8NCGCD0THSS2A10TRJV/Philly20_2_0001_Layer%2B7.jpg Shop - CUSTOM FOOTSWITCH http://www.rootbeeraudio.com/shop/cable monthly 0.5 2025-02-15 https://images.squarespace-cdn.com/content/v1/53700a4ee4b0a859ee40ee86/1556552325740-VLMF4Z9IP4PV40PV5ELI/B20CF809-CE2C-466F-BC19-70118DD86B25.JPG Shop - CABLES