Polk Audio Blackstone TL1 is a 2-way Passive Bass Reflex Center Channel speaker by Polk Audio. It was released in 2016. Center channel speaker is an important component of a home theater system set-up as it delivers the listener significant part of the on-screen dialogue from your television. It features a 0.5" dome Tweeter and 2 x 2.5" Dynamic Balance Woofer. The speaker has a frequency range of 125-20k Hz and a sensitivity of 89 dB. Polk TL1 has an MSRP of 79$.
Room Size Suitability
The size of the room where you plan to use the Polk TL1 is a crucial factor in your decision. We have assessed its suitability for various room sizes based on its dimensions and maximum power output:
| Listening Environment* |
Suitability |
| Near-field | Poor |
| Small Room | Average |
| Mid-size Room | Good |
| Large Room | Average |
| Very Large Room | Poor |
(* Approximate Room sizes: Small < 100sq. ft / 9 m2, Mid-size: 100-220 sq. ft / 9-20 m2, Large 220-400 sq. ft / 20-36 m2, Very Large: > 400 sq. ft / 36 m2.
Average Floor Height: 9" / 2.7m. Typical room sizes differ from country to country, and the actual listening experience changes depending on floor height, room shape, surface materials, listening position, speaker locations, etc.)
Frequency Response of the Polk TL1 Speaker
Polk TL1 has a Frequency response range of 125-20k Hz and Power Range of 10-125 watts.
Here we have a comparison of how Blackstone TL1's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
Center Channel Speakers
Impedance and Sensitivity
Polk TL1's nominal impedance level is
8 ohms and has a sensitivity of
89 dB.
Sensitivity
Center Channel Speakers
8 Ohms is pretty much the standard nominal impedance amongst stereo speakers and amplifiers so Polk Audio Blackstone TL1 is not considered a difficult to drive speaker from nominal Impedance perspective.
Sensitivity
89dB of the Polk Audio Blackstone TL1 is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise. Work out how loud the Polk TL1 plays in your room →
What amplifier does the Polk TL1 need?
At normal listening levels in a medium room, about
9.5–125 W
per channel into 8 ohms.
Set your own conditions and we will rank every amplifier we cover.
Prefer to browse? Integrated amplifiers under $300, or every amplifier we cover.
Input Type
Blackstone TL1 features 5-Way post type connectors.
Work out what gauge speaker cable this run needs →
Polk TL1 External Dimensions and Weight
Polk TL1 has external dimensions of (Height x Width x Depth) 3-15/16 x 15 x 3-7/16inch (101.0 x 381.0 x 88.0mm ).
Base Surface Area
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited.
The base area of Polk TL1 is approximately 335.3cm2 / 52.0inch2.
Find speakers that fit your shelf or alcove →
WeightThe Polk TL1 weighs 1.84kg / 4lbs per piece. Here is a comparison of how Blackstone TL1's weight compares with the average, max and min weights in its class.
Weight
All Center Channel Speakers
Weight
Center Channel Speakers under $300
Cabinet type and Materials
Polk TL1 has a
Bass Reflex type cabinet. Bass Reflex type loudspeakers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs.
Port Position
Polk TL1 is a rear-firing port speaker so you have to make sure you leave enough space between the back of the speaker and wall or bookshelf so that it has room to breathe.
Available colors
Polk TL1 is available in Gloss Black.
Does the Polk TL1 come with a Grille?
Blackstone TL1 comes with magnetic grilles. The purpose of the grille is to protect the delicate driver elements from external impacts while still allowing the sound to pass as clearly as possible. Since the included grille of the Blackstone TL1 is magnetic type, it is very easy to put it on and off.
What's in the Box of Polk TL1?
Here are the items that are included inside the box of Blackstone TL1:
- Gloss-black center-channel loudspeaker
- Detachable black cloth grille (attached)
- System Diagram/Warranty sheet
- Template
- Online Product Registration card
- Important Safety Instructions
Recommended Accessories
Here is a list of accessories that we think you may need for the Polk Audio Blackstone TL1.
Warranty
5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.