Polytone amps have been around for almost 40 years now. Ask any Jazz guitar or bass player and they will tell you how they like their Polytones: warm and detailed sound, flexible repamp and ease of transport are some of its best appreciated specs.
The single 15" extends nicely (and surprisingly) to the high frequencies, in a more natural way than most tweeters do.
Here are some more specs:
NEW POLYTONE SONIC BASS II
The Sonic Bass replaces the Mini-Brute III with a new dimension. Ch 2 SONIC CIRCUIT gives added warmth and richness. With Gain, Contour and Bass Drive endless varity of timbres can be achieved.
140 watts RMS
Active bass, mid, Treble controls.
Ch 1 - Normal / Ch 2 SONIC CIRCUIT
3 potentiometers - Gain, Contour, Bass Drive
Jacks for Preamp Signal Out Ext. Spkr. & Headphones
Heavy Duty 15" speaker
Tough black textured covering & steel mesh grill
Sonic Bass II
This newest State of the Art model is the EPITOME of perfection.
Sonic Network - featuring 3 different voicings.
Sonic Bass is like having 2 separate amplifiers in one.
Heavy duty 15" speaker
Dimensions: 20 1/2" H x 18" W x 12" D