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FILAMENT AMP WORKS

AMP REPAIR / CUSTOM BUILDS
  • AMP REPAIR
  • FILAMENT AMPLIFICATION

BOOK AMP REPAIR APPOINTMENT: filamentamprepair@gmail.com

Tube and solid state guitar and bass amplifier repair service for the greater Denver metro area.

••• APPOINTMENT ONLY •••

• Available hours for all appointments are 10-4, Monday thru Saturday.

• CONTACT VIA EMAIL (link above) to schedule. Provide your full name and amplifier in need of repair.

***Filament specializes in the repair of a wide array of tube and solid state, modern and vintage guitar amplifiers. We do not repair car audio, synthesizers, mixers, recording equipment, musical instruments, or effects pedals.***

• LABOR RATE: $100/hr

• RUSH FEE: $50 (guarantees amplifier is diagnosed ahead of queue, however turnaround is issue-dependent)

• DECLINED REPAIR FEE: $40 (additional to labor cost up to point of declination)

• TURNAROUND TIME - 3-4 weeks for most repairs

• PAYMENT - Zelle, Venmo, PayPal, credit cards (add 3% fee), and cash accepted

• WARRANTY - Labor (applying only to the specific nature of repairs performed) guaranteed for up to 45 days from date of notice of work completed, and excludes incidences of abuse, misuse, spilling beer on your amp, etc. Parts are subject to their respective manufacturer/distributor warranties.

• 45 days without pay or communication from the client on any amplifier from date of notice of work completed constitutes forfeiture of the amp to cover the repair or $100/week storage fees from 45 day mark.

Transparency is paramount and we try to keep our customers as informed as possible, providing thorough information and options as they arise from the diagnosis. Declined repair for any reason (by the shop or the client) following diagnosis will incur an additional $40 fee on top of the labor rate for time spent on the amp.

View fullsize ⚠️ Blood Lust sound clips coming tomorrow… FAIR WARNING. ⚠️ 🩸🩸🩸🩸🩸🩸
Gnarliest all-tube bass distortion out there, and decimates with baritone guitar. Blood Lust is a DOOM BRINGER, not for the faint of heart.
You’ve been warned! ☠️
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View fullsize Normally I don’t post much about my band or life, in an effort to keep this feed reserved for Filament Amp Works as a repair resume of sorts showing some highlights and custom amplifier builds. BUT since my band has been using Filament Amplific
View fullsize 💥Today is the official release of the new look for the Last Rites and all amps going forward! 😎 Slightly smaller footprint, switchable high/low settings with a customizable output sections to your liking, custom grills and badge style to allow for
View fullsize Currently at @whatsleftrecords doing the Sunday @black_sheep_markets with the inimitable @pryorcustomcraft ! Come hang and buy some loud as fuck amplifiers ☠️☠️☠️☠️☠️☠️☠️
View fullsize ☦️ Sovtek MIG 100B BASSOV BLUES BOY in the shop with weak signal, aftermarket hobby level reverb installed original capacitors broken output jack and circuit modifications. Aftermarket reverb removed, circuit rewired back to schematic accuracy, caps
View fullsize Sovtek TUBE MIDGET 50 in the shop with a broken Low input jack, aftermarket metal jack on the 4 ohm output and original circuit with several burned up resistors and a loud noise floor. Screen resistors replaced, as well as all electrolytics, input ja
View fullsize ☦️ Sovtek in the shop 🪆🪆🪆 
Pictured: MIDGET 50H, MIG 100, Bassov Blues Boy MIG 100B. Details on their repairs starting tomorrow ☠️
#denveramprepair #sovtek #sovtekamps #sovtekmig100 #sovtekmig50 #sovtekmidget50h #sovtekbassovbluesboy
View fullsize Fender Vibro Champ BF (mids 60’s) in the shop nearly all original minus some shoddy aftermarket work on the speaker wires. Death cap is now gone, two prong cable updated to a grounded 3 prong, new Switchcraft power switch installed, new can cap
View fullsize Tonight! Metal Market @hidive_denver, no cover. 
Come hang with us and check out some custom amplifiers! @pryorcustomcraft and Filament will be showcasing together to bring you stacks on stacks on stacks on stacks 🤘☠️🎛️
View fullsize Putting this Last Rites through the final paces. 320 W @ 5% THD, 1kHz with a dead quiet noise floor. This amp has my favorite clean tone with both bass and guitar; with the bass and mid knobs being active, the tonal shelf can be shaped to the user&rs
View fullsize The next Last Rites (unfinished) mid-production for someone who loves green. Shrek? Weed? Maybe both?! 🌲🌲🌲🌲🌲🌲🌲🌲🌲🌲🌲🌲🌲

NOT FOR THE FAINT OF HEART

Anyone can make clones, but the Last Rites is an original circuit designed to amplify in th
View fullsize Sunn Concert Bass (‘74) in the shop in original condition. Came in with caps visibly expelled and the Distort knob turning infinitely. New quality Sprague and Kemet caps throughout (which required some elbow grease drilling out the riveted brac
View fullsize Happy 6th bday to Darla, the coolest shop dog!
✨🐕✨
View fullsize Still can’t get over how incredible this last Blood Lust color (made special for the Blood Lust) turned out. Next level dovetail joints as found on all Filament products😮‍💨. @pryorcustomcraft are some seriously talented folks! Hit them up
View fullsize Marshall JMP (‘69) in the shop for a transformer upgrade and clean bill. Came in with a ClassicTone aftermarket PT and a bit of a rats nest wiring, and the internally mounted can cap able to be removed by hand 😬... Left here with a shiny new M
View fullsize 🩸BLOOD LUST🩸fuzz saturation. Ultralinear 40/20W switchable version with 6V6 tubes demoed with guitar and bass both in A standard. The guitar vid is a Gibson SG 120th played through the @carstensamps 2x12 with a Creamback and Swamp Thang, the bass v
View fullsize Thanks everyone for the bday wishes. This last year was a very important one in my life, completing a degree, traveling abroad and learning so much about myself and the world around me. I am a truly lucky person to have the support of a loving wife a
View fullsize A recent acquisition from @thelumineers after about a dozen other repairs. Simms Watts AP100 circa 1969 all original, with only a couple of failed coupling caps in need of replacement. New tubes and caps, this amp is all cleans all day. Pairs nicely
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