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RedPlate RP50DUO Operations Guide
Welcome to the RedPlate Family, thank you for your purchase of a RedPlate RP50D amplifier. Please take a moment and review
this manual for an understanding of all the available features (or just put all the knobs at noon and play).
This Manual applies to RP50D models produced after 02/01/2014.
Signal Path Block Diagram RP50D:
RP50DUO (RP50D)
Operations Manual
1

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Summary of Contents for RedPlate RP50D

  • Page 1 Operations Manual Welcome to the RedPlate Family, thank you for your purchase of a RedPlate RP50D amplifier. Please take a moment and review this manual for an understanding of all the available features (or just put all the knobs at noon and play).
  • Page 2 Input Jack – Typical High impedance input to the amplifier. Designed to be “Pedal Friendly” in the unlikely event you will ever use a pedal in front of the RP50D. Bright Switch – Center = OFF, Down = sound of new strings, Up = normal Bright response TWEED PREAMP SECTION Tweed Volume &...
  • Page 3 RedPlate RP50DUO Operations Guide BLACKFACE PREAMP SECTION Volume Treble Middle Bass Mode Volume – Volume level for the Blackface preamp . Pulls to enable the channel when the footswitch is not connected (see the Other Features Section of this manual).
  • Page 4: Master Section

    RedPlate RP50DUO Operations Guide DRIVE SECTIONS Gain Drive Level Gain Drive Level The Drive sections controls the amount of character to add to the preamp tone. Edge is a more rock flavored overdrive and Body is a smoother overdrive Both section’s range of effect can be set for just a hint of early break up or a full on aggressive distortion.
  • Page 5: Rear Panel Section

    To access the fuse(s) use a small flat blade screwdriver in the notch at the bottom of the power cord inlet connector, the drawer snaps out in a rearward direction. The RP50D can accept both the larger (3AG footprint) or smaller European (5mm X 20mm) fuses.
  • Page 6 RedPlate RP50DUO Operations Guide LINE OUT – A line level signal jack derived from the speaker output which contains the whole tone of the amplifier. Speaker Jacks – The MAIN and EXT jacks are wired in parallel. The MAIN jack must be used first because it has a protection device.
  • Page 7: Other Features

    RedPlate RP50DUO Operations Guide OTHER FEATURES The RP50DUO comes complete with a footswitch and a footswitch cable. The cable used is a regular MIDI cable and is readily available in any length at most music stores. TWEED – When engaged (lit) the guitar input is routed to the Tweed channel. The footswitch button does not work when the Blackface Channel’s volume control is pulled because it overrides the footswitch.
  • Page 8: Maintenance Section

    RedPlate RP50DUO Operations Guide MAINTENANCE SECTION Your RP50DUO amp has been designed for years of trouble free operation. The vacuum tubes will need to be replaced over time. We recommend new output tubes every 160 - 240 hours and new preamp tubes every 320 - 480 hours.
  • Page 9: Bias Procedure

    At RedPlateAmps we pride ourselves making products that are built to last. The workmanship in your RedPlate amplifier is warranted to be problem free for the lifetime of the original owner, or in the event of resale a onetime transfer to a new owner for warranty coverage for 3 years from the original manufacture date (please inform us of an ownership change to insure coverage).

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Rp50duo

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