Polk Audio Blackstone TL1 is a 2-way Passive Bass Reflex Center Channel speaker by Polk Audio. 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$.
What size of room is the Polk TL1 speaker good for?
The size of the room in which you are planning to use the Polk TL1 is an important decision factor. Here we have evaluated its suitability to various sizes of environments considering its size and max power parameters:
| 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.)
**This post contains affiliate links, and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.
What is the Frequency Response of the Polk TL1 speaker?
Polk TL1 has a Frequency response range of 125-20k Hz at ±3dB and Power Range of 10-125 watts.
Here we have a comparison of how Blackstone TL1's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
Low Frequency
Center Channel Speakers
High Frequency
Center Channel Speakers
What are the Impedance and Sensitivity of the Polk TL1? Is it an easy-to-drive speaker?
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 Polk Audio Blackstone TL1 is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise.
Check the amplifiers that are in a similar price range to the Polk TL1:
Input Type
Blackstone TL1 features 5-Way post type connectors. Bi-amping and Bi-wiring are not possible.
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.
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 loudspeakerDetachable black cloth grille (attached)System Diagram/Warranty sheetTemplateOnline Product Registration cardImportant 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.