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RedPlate RP50R Operations Guide 

RP50R 

Operations Manual 

Welcome to the RedPlate Family, thank you for your purchase of a RedPlate RP50R 
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 RP50R models produced after 02/01/2014. 

 

Signal Path Block Diagram RP50R: 

FRONT PANEL: 

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 RP50R. 

Bright Switch

 

– Center = OFF, Down = sound of new strings, Up = normal Bright response

 

Summary of Contents for RP50R

Page 1: ... of all the available features or just put all the knobs at noon and play This Manual applies to RP50R models produced after 02 01 2014 Signal Path Block Diagram RP50R FRONT PANEL 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 RP50R Bright Switch Center OFF Down sound of new strings Up normal Br...

Page 2: ...rol Pulls to enable Deep which scoops some midrange frequencies and emphasizes Bass makes your electric sound more like an acoustic Bass Control Sets the amount of low end Can be rotated to zero where it clicks off for a full tone stack lift Mode Selector A six position rotary switch it steps through 5 progressively fatter positions of the midrange center frequency and adds a stack lift of the Mid...

Page 3: ... 5 amps is fine for Export use 220 240 VAC The fuse drawer can be rotated on the export models for voltage selection make sure the correct value fuse is located on the same side of the fuse drawer as the desired selection arrow Line up the appropriate arrow on the fuse drawer with the arrow on the bottom right of the module for the proper VAC selection Standby Switch This switch allows the tubes t...

Page 4: ...switch 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 DRIVE Character Boost feature When lit the Drive section of the amplifier is active not lit...

Page 5: ...peration 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 The front and rear control panels have a protective finish that can be easily scratched with abrasives so always use a damp soft cloth to clean them never use paper towels The cabinetry can be cleaned with our super secret tolex cleaner on a paper ...

Page 6: ...blade screwdriver to adjust the bias pot for a reading of 72MV 5 MV FYI the plate voltage is 470 volts The reading is the sum of the idle current for both tubes 8 Recheck the reading after 10 minutes of operation and again after a week or two of operation RedPlateAmps Warranty At RedPlateAmps we pride ourselves making products that are built to last The workmanship in your RedPlate amplifier is wa...

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