The new patented ISP Technologies THETA PRO DSP™ is a Floor controller with the programmable digital Theta preamp plus built in Studio quality effects processing. Theta Pro

The THETA PRO DSP is based on ISP Technologies new DSP platform using a 32 bit floating point processor and the latest generation of high quality audio converters.

The ISP engineering team continues its Digital Signal Processing legacy with the original designers of the Intellifex®, Chameleon®, Voodoo Valve® and Prophesy® working to make the THETA PRO™ the ultimate DSP processor with the tone and sound quality surpassing any digital guitar processer available.

More information on the new Theta Pro DSP


THETA Head - 300 Watt Head with clean, distort channel, dual preamps, dual Decimator Noise Reduction and digital reverb. Designed for use with the Vector Active Cabinet or any other guitar cabinet.

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The THETA Combo Amplifier - 400 Watt RMS, 2-channel Combo. 12″ Celeston, 12″ Large Excursion Neo Woofer. Available with the Vector 212 Active Extension Cabinet that connects into the Combo Amp for twice the output.

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Vector Guitar and Bass Cabinets

Click Here for more info on the extensive range of ISP Tecnologies Cabinets ....
Pre Amps

The THETA Guitar Pre-Amp and the BETA Bass Pre-Amplifier

Click Here for more info on the Theta Guitar and Beta Bass preamplifiers.


High Quality Guitar and Bass Pedals - Click Here for more information ...

Rack Processing

More info on the Range of Decimator Pro Racks- designed to provide the maximum possible performance in a rack mount dual channel noise reduction system designed specifically for extremely high gain guitar amplifiers

Power Amps
Compact Floor Amplifiers

The ISP Technologies STEALTH™ PRO POWER AMPLIFIER with optional ears for rack mounting is the first True Professional, high power floor mount guitar power amplifier delivering performance on par with the best guitar amplifiers of the day.

Click Here for more info on the Stealth Pro Power Amplifier...