R700 is a 3-way Passive Bass Reflex Floor-standing speaker by Polk Audio. It features a 1" Pinnacle Ring Radiator Tweeter, 1 x 6.5" Midrange and 2 x 8" Polypropylene Woofer. The speaker has a frequency range of 38-38k Hz and a sensitivity of 88 dB. Polk R700 has an MSRP of 2198$ per pair.
R700 is a member of Polk Audio's Reserve series of Passive speakers. Below you can see the main specs of these speakers.
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Polk R700 has a Frequency response range of 38-38k Hz at ±3dB and Power Range of 50-300 watts. At a minimum frequency of 38 Hz, R700 will provide a deep bass that will probably satisfy majority of listeners, especially for music. Movie lovers and music listeners who likes to experience a full range response will still benefit from use of a subwooofer though.
Here we have a comparison of how R700's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
Among the speakers in our database with a max MSRP price of 3000$ (Pair), these are the 5 Passive Floor-standing speakers that have the deeper bass levels than the Polk R700's 38Hz:
What is the Crossover frequency of Polk R700?
R700 is a 3-way speaker and its crossover frequency between the woofer and the midrange set to 350Hz and the Crossover frequency between the midrange and the tweeter is set to 2700Hz.
Impedance and Sensitivity
Polk R700's nominal impedance level is 8 ohms but can go down to as low as 3.6 ohms, and has a sensitivity of 88 dB.
Is the Polk Audio Reserve R700 an easy to drive speaker?
8 Ohms is pretty much the standard impedance amongst stereo speakers and amplifiers so Polk Audio Reserve R700 is not considered a difficult to drive speaker from nominal Impedance perspective. 88dB of Polk Audio Reserve R700 is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive from Sensitivity perspective.
Minimum Impedance of Polk R700
Even though the nominal impedance of the R700 is 8 ohms, the minimum impedance level of this speaker according to Polk Audio is 3.6 ohms Polk Audio Reserve R700 so while choosing an amplifier, you should ideally check if the unit you are considering can provide this impedance level.
R700 has Post type connectors and lets bi-amping/bi-wiring. Bi-wiring can provide improvements in the overall transparency of your loudspeakers by running separate speaker wires to the low & high frequency drivers from a single amplifier. Bi-amping allows the use of separate amplifiers for the high & low frequency drivers of your loudspeaker which may result in greater dynamic range & lower distortion.
Polk R700 Speaker Size: Weight and Dimensions
Polk R700 has external dimensions of (Height x Width x Depth) 45 x 12.6 x 16.9inch (1143.8 x 320.7 x 428.3mm ). Each speaker weighs 35.90kg / 79lbs.
To have a better perspective on the real life size of Polk R700, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).
Here we place the Polk R700 virtually next to a standard width amplifier and turntable on a media center to get a better idea about the size.
Cabinet type and Materials
Polk R700 has a Bass Reflex
type cabinet and MDF/Vinyl finish. 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.
Polk R700 comes with the parts below which you can use to secure your loudspeaker on the surface that you are putting on: 4 Outrigger feet (pre-installed)4 Rubber feet (pre-installed)4 Spike feet (pre-installed)
It is always recommended to use some kind of feet under all types of speakers. Besides limiting the movement of the speakers, it also compensates for non-flat surfaces and limits the contact surface area of the speaker. Rubber based feet also help isolating the vibrations within certain frequency ranges.
Polk R700 is a bottom-firing port speaker
Polk R700 is available in Black, Walnut, White.
R700 comes with magnetic grilles. The purpose of the speaker grille is to protect the delicate driver elements from external impacts while still allowing the sound pass as clearly as possible.Since the included grille of the R700 magnetic type, it is very easy to put it on and off.
What's in the Box of Polk R700?
Here are the items that are included inside the box of R700:
4 Outrigger feet (pre-installed)
4 Rubber feet (pre-installed)
4 Spike feet (pre-installed)
For more information about how to setup, use and maintain the Polk Audio Reserve R700, use the direct link below to download the official manual document:
Download User Manual for Polk R700
Here is a link to download the official brochure for the Polk Audio Reserve R700 speaker:
Official Brochure for Polk R700
Official Product Page
Official manufacturer's product page for the Polk Audio Reserve R700 speaker can be found below:
Official Product Page for Polk R700
5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.