Tech 21 Trademark 300
Tech 21 NYC Logo


Step up to the biggest and the baddest. Packing 300 watts of unfaltering SansAmp tone dare ye look directly into the eyes of the omnipotent Trademark 300 stack? Endowed with three fully independent channels in a traditional head format, our flagship model amplifier allows seamless switching between three of your favorite tones, from crystal clean to brutal crunch to searing lead. The active three-band EQ on each channel allows limitless tonal variations, putting you firmly in control of this beast. Available with a variety of cabinet options, the Trademark 300 is total tonal freedom with an arena-sized attitude.

Model Number
Input Impedance
Nominal Input Level*
Optimum Output Load
4 Ohms
Power Output
Effect Loop Input Impedance
Maximum Effect Loop Input*
approx. -6dBu
Effect Loop Output Impedance
Nominal Effect Loop Output*
approx. -10dBu
Nominal XLR Output*
0 to -10dBu
Maximum Power Consumption
AC Input Power (Factory Set)
110V, 117V, 230V, 240V
Cabinet Dimensions
25″l x 11.5″w x 9.5″h
*Measured using a -10dB 400Hz test signal with all amp controls flat, no Reverb or Boost.
Actual levels will vary with your settings.


300 Watts RMS, 4-Ohm minimum load.

Three independent Character switchable pre-amps.

Boost function for solos increases the post gain volume level up to 9dB without altering your tone.

SansAmp XLR Direct Out for stage and studio applications allows you to go direct to any mixing console.

Effect Loop 1 (series).
Effect Loop 2 (parallel) with Mix control to maintain signal integrity.

Buffered Tuner Output for a tuner-friendly signal that also provides a clean dry output capable of driving a second amp head.

Parallel speaker outputs should you want to use more than one cabinet.

High quality, high efficiency, low noise toroidal transformer.

Thermal and short-circuit protected outputs.