Triangle Signature Theta Bookshelf Speakers

The Signature Theta is a 2 ways bookshelf loudspeaker designed for placement on a dedicated stand (ex S04). It features high density cabinets from the Magellan series combined with a high quality gloss finish for a modern and elegant aesthetic.

Don’t let its compact dimensions fool you: the clarity and the depth of the lower end register are extremely impressive for a speaker of this size. The speaker is equipped with a 16cm (6.5 inch) paper, half roll suspension mid-woofer the brings life to instruments and human voices. The horn-loaded tweeter is positioned on the top of the cabinet to avoid any resonances from the cabinet.

A perfect choice for medium rooms between 15 and 30M2, the Signature Theta is dedicated for music lovers looking for a compact speaker with impressive musicality, power and speed. It can also be used as rear channel for a high-end home theater set up.

Comes in Black, White and Mahogany.  Call Northern Audio today at 412.931.5850 to learn more.


  • Number of drivers 2
  • Number of ways 2
  • Sensitivity 90 dB/W/m
  • Frequency range 45 Hz – 20 KHz (+/- 3 dB)
  • Power handling 90 W
  • Repetitive peak power 120 W
  • Nominal impedance 8 Ω
  • Minimum impedance 4,4 Ω
  • Dimensions 465x233x372 mm
  • Weight 11,55 kg

Product Number: Theta Bookshelves

Have a question or ready to order?

(412) 931-5850 Send an Email Visit Showroom