RUNT-20 FRONT PANEL
POWER SWITCH: Turn this ON to power the Runt-20.
PRESENCE CONTROL: Shapes the high-frequency response of the power amp (global control).
DIRTY CHANNEL:
MASTER CONTROL: Volume for the dirty channel.
BASS CONTROL: This adds or subtracts bass or bottom end. As the amp gets louder you may want to back this off
a bit. Start at 7-10 for bedroom volumes.
TREBLE CONTROL: This adds or subtracts treble. Start at 5 and adjust to taste.
MIDDLE CONTROL: Adds or subtracts midrange. Start at 5 or 6, lower settings will scoop the mids, higher levels
will allow your audience to actually hear the guitar in the mix.
GAIN CONTROL: Adds or subtracts gain. This knob is responsive and shapes the entire channel.
CHANNEL SWITCH: When your footswitch is not plugged in, you can use this switch to change your channels.
BOOST SWITCH: Adds gain to the dirty channel.
CLEAN CHANNEL:
CLEAN VOLUME: The volume control for the clean channel.
BRIGHT SWITCH: This is a 3-position bright switch for Channel 1 ONLY. Feel free to experiment with this to get
“your” tone.
INPUT: Just like it says. This is the Runt’s Guitar Input Jack. This is where you insert your guitar cable if you want
to hear this Runt bark.
RUNT-20 BACK PANEL
FOOT-SWITCH JACK: Insert footswitch cable here.
SEND JACK: This is where you plug the INPUT of your Effect(s). Use a high quality shielded guitar cable.
RETURN JACK: This is where you plug the OUT of your Effect(s). Use a high quality shielded guitar cable.
BALANCED OUTPUT: XLR output used to send your Runt tone straight to the mixing board.
GND SWITCH: Lift ground to prevent ground loops. Start with placing in LIFT position.
AXIS SWITCH: Simulates MIC placement on the center of the speaker or the edge/surround.
LEVEL SWITCH: A level pad for the XLR ouput.
SPEAKER OUT JACKS (2): Plug your speaker cabs in here. If using only one cabinet, connect to “USE FIRST” jack.
The Runt-20 has a built in dummy load in case you want to use the XLR output without having a speaker
connected.
IMPEDANCE SELECTOR SWITCH: Set to correct speaker load impedance that is connected to your amp.