Marshall amp serial numbers dating amps

The power transformer and power tube circuitry is equal to the Super Reverb, but a smaller output transformer lowers the clean headroom and introduces sag and breakup.

The amp is less powerful than both the Twin and Super Reverb and we’d place it somewehere between the Deluxe Reverb and Super Reverb.

It has the same 2×12″ speaker configuration as the Twin Reverb but has a less powerful amp.

The nature of the 4×10″ speaker configuration is a directional tone with screaming treble right forwards and backwards and unfortunately little spread.

A lot of deep bass is produced by the bigt cabinet while the important mids are fairly low, a scooped tone.

Contains four 8-pin sockets, four "bear trap" retainers, eight mounting screws, four 470 ohm screen grid resistors (Metal-Film Flameproof for safety), and four carbon composition 1500 ohm control grid resistors. Gold-Plated Solid-State Tube Rectifier Replacement. CAPACITOR, F&T BRAND, AXIAL LEAD ELECTROLYTIC, VARIOUS VALUES AND VOLTAGES AVAILABLE (SEE OPTIONS) Made in Germany.

Fender Vintage Amp (60s Blackface and 70s Silverface) Power Tube Socket replacement kit. ) from the original blackface and silverface eras which have four power tubes (6L6). The kits are assembled from premium capacitors made by F&T of Germany (filter capacitors) and Illinois Capacitor (cathode bypass capacitors).

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