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Demeter Amplification | TGA-2.1 User Guide

6

Rear Panel Operation

• 

FS-2 Footswitch Jack :

 

This is a TRS (Tip-Ring-Sleeve) type jack. Any 3-conductor cable with 1/4” TRS jacks will 

work for longer runs (e.g. unshielded headphone extension cable.)

• 

Effects Loop Send/Return : 

SEND comes from the preamp of TGA-2.1 and goes to the input of your effects chain. 

The output of the last eff ect goes into the RETURN jack. 

• 

Pentode/Triode Switch : 

THIS SWITCH SHOULD ONLY BE THROWN IN STANDBY MODE. It effectively cuts 

the power by approx. 50%, changes the basic character of the amp, decreases the headroom, but INCREASES pick/

hand sensitivity.

• 

Amplifier Output (16 ohm, 8 ohm, 4 ohm) : 

MAKE SURE THAT A SPEAKER IS CONNECTED BEFORE TURN-

ING ON THE AMPLIFIER. These separate outputs run different impedance speaker cabinets. Only one speaker 

output should be used at a time.

• 

Fuse :  

 

-For 110 VAC : 

50 watt amp uses a 2 amp slow blow fuse, 100 watt version uses a 4 amp slow blow fuse.

 

-For 240 VAC : 

50 watt amp uses a 1 amp slow blow fuse, 100 watt version uses a 2 amp slow blow fuse.

• 

Voltage Selector : 

Switches between 110VAC and 240VAC for international operation. Make sure to replace fuse 

when changing voltage.

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