The Boss FRV-1 '63 Fender Reverb is a dedicated spring reverb emulation pedal built around COSM modeling technology designed to replicate the sound of the classic Fender 6G15 outboard reverb unit from 1963. Sprung reverb character — with that distinctive drip, bloom, and wash associated with surf, twang, and early rock and roll — is what this pedal is engineered to deliver, and it does so through three controls: Dwell, Tone, and Mix, mirroring the original hardware exactly. This example is in Very Good condition overall.

Boss developed the FRV-1 in collaboration with Fender, and it carries the official Fender license. That relationship gave Boss access to the original circuit specs and units, which informed the COSM modeling. The pedal was produced in Japan, and Japanese-made Boss units are generally regarded as higher build-quality than later Taiwan production. The FRV-1 was discontinued and has developed a following among players who want an authentic spring reverb character in a compact, road-ready format without the fragility and bulk of a tank-based unit. It accepts standard Boss PSA-type 9V DC power and does not take a battery.

This unit shows typical light use wear consistent with Very Good condition — expect minor cosmetic marks on the housing. We see no functional issues. No original box or documentation is included. No version or production year was specified for this unit.

Mahar's Vintage Guitars is a brick-and-mortar and web-based retailer. We are happy to talk with you before you make a purchase.   Please reach out if you feel so inclined! We cross market our items here and on our own site, so items are subject to sale elsewhere at any time (however we will never cancel a sale if it happens here first). See our profile here, our Google reviews as well as our 100% positive Reverb feedback. Also, Reverb limits us to only 25 pictures of our items. There is a good chance we have more. Contact us if you’d like to see them.

No sales tax for direct sale customers outside California. Reverb sales are always taxed.

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Vintage & Used Effects Pedals — Fender Electric Guitars — Gibson Electric Guitars — Vintage & Used Amplifiers

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