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RedPlate RP50R Operations Guide 

 

 

LINE OUT

 

– A line level signal jack derived from the speaker output which contains the whole 

tone of the amplifier.

 

SEND and RETURN Jacks

 

– The send jack connects to the input of an external effects device 

and the return jack connects to the output of an external effects device. The return jack interrupts 
the signal path so the external effects unit must mix the wet and dry signals. 

Reverb Control 

 - Sets the amount of reverberation effect, takes the reverb out of circuit when 

rotated to zero (there will be a slight volume and tone change). 

Footswitch Jack

 - This is a standard 180 degree 5 pin DIN jack for footswitch connection. If a 

replacement cable is needed, make sure all 5 wires are supported. The pinout is conveniently 
located on the rear panel for use with automated switcher conversion boxes. 

Fat/ Humbucker / Single coil Switch

 

– Sets the amount of bass gain in the input of the clean 

preamp stage, useful for matching the amplifier to the guitar type. 

 

OTHER FEATURES 

The RP50R 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. 

 

DRIVE

 

– Character Boost feature. When lit, the Drive section of the amplifier is active, not lit, 

means the section is bypassed. The footswitch button does not work when the Drive sec

tion’s Gain 

control is rotated to zero because it is a duplicate function. 

 

BOOST

 

– Girth Boost feature, it, adds volume and tone by doing a partial tone stack lift on the 

Blackface channel or a full tone control lift on the Tweed channel. The footswitch button does not 
work when the Blackface channel is active and the Blackface 

preamp’s Bass control is rotated to 

zero (because it is a duplicate function).  

 

MID 

– Girth Boost feature. If the Tweed channel’s tone control is pulled (Brownface mode) the 

MID button is the equivalent of pushing in the control knob to the normal Tweed mode. The MID 
button has no effect on the Tweed channel if the Tone control is not pulled.  On the Blackface 
channel the MID button increases the size of the treble capacitor for more upper midrange.  

 

Содержание RP50R

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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 ...

Страница 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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